WO2011067884A1 - コンタクトブロックを備える半導体装置用ソケット - Google Patents
コンタクトブロックを備える半導体装置用ソケット Download PDFInfo
- Publication number
- WO2011067884A1 WO2011067884A1 PCT/JP2010/006042 JP2010006042W WO2011067884A1 WO 2011067884 A1 WO2011067884 A1 WO 2011067884A1 JP 2010006042 W JP2010006042 W JP 2010006042W WO 2011067884 A1 WO2011067884 A1 WO 2011067884A1
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- WIPO (PCT)
- Prior art keywords
- contact
- contact block
- semiconductor device
- terminals
- holes
- Prior art date
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/02—Arrangements of circuit components or wiring on supporting structure
- H05K7/10—Plug-in assemblages of components, e.g. IC sockets
- H05K7/1053—Plug-in assemblages of components, e.g. IC sockets having interior leads
- H05K7/1061—Plug-in assemblages of components, e.g. IC sockets having interior leads co-operating by abutting
- H05K7/1069—Plug-in assemblages of components, e.g. IC sockets having interior leads co-operating by abutting with spring contact pieces
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/53—Means to assemble or disassemble
- Y10T29/5313—Means to assemble electrical device
- Y10T29/53174—Means to fasten electrical component to wiring board, base, or substrate
Definitions
- the present invention relates to a semiconductor device socket including a contact block.
- a socket for a semiconductor device is generally referred to as an IC socket.
- an abnormality detection indicating a short circuit or the like from a semiconductor device as an inspection object while being supplied with a predetermined test voltage It arrange
- Such a socket for a semiconductor device is provided with a contact terminal (contactor) group having a contact that abuts on each terminal (electrode) of the semiconductor device.
- a contactor block that can be attached to and detached from the socket body of the semiconductor device socket has been proposed, as also disclosed in Patent Document 1.
- the contactor block is configured to include a plurality of pairs of contactor pieces and a coupling block that couples the contactor pieces.
- the contactor block is fixed to the socket body by screwing the fixing bolt into the female screw hole of the connecting block through the hole of the plate-like member in the socket body. Then, the conduction test of the semiconductor device is performed in a state where each electrode of the semiconductor device is pressed by the contact point of each contact piece.
- the position of the electrode may vary within a predetermined standard due to manufacturing variations. Further, in the case of a semiconductor device socket, a scar formed on an electrode (terminal) of a semiconductor device due to a contact of a contact terminal may be desired at a predetermined position during a test.
- a scar formed on an electrode (terminal) of a semiconductor device due to a contact of a contact terminal may deviate from a predetermined position due to a variation in terminal dimension of the semiconductor device.
- it may be determined as a defective product, and the yield may be greatly reduced.
- it is conceivable to adjust in advance the positions of the terminals of the semiconductor device and the contacts of the contact terminals.
- the contactor block as described above is fixed at a predetermined position on the socket body and can not be positionally adjusted with respect to the semiconductor device. In such a configuration, it is difficult to adjust in advance the positions of the contact terminals of the terminals of the semiconductor device with respect to the contacts.
- the present invention provides a socket for a semiconductor device comprising a contact block, the socket comprising a contact block capable of adjusting the relative position of the contact terminal of the contact block to the terminal of the semiconductor device.
- the purpose is to
- a semiconductor device socket according to the present invention is detachably disposed in a contact block accommodating portion formed around a semiconductor device accommodating portion in which the semiconductor device is disposed.
- Semiconductor device of contact portions of at least one contact block having a plurality of thin plate-like contact terminals each having a contact portion electrically connected to a terminal, and a plurality of contact terminals held by at least one contact block
- a position adjustment unit configured to adjust the relative position of the semiconductor device disposed in the housing portion with respect to the terminal.
- the semiconductor device socket according to the present invention is detachably disposed to at least one contact block accommodating portion formed around the semiconductor device accommodating portion in which the semiconductor device is disposed, and electrically connected to terminals of the semiconductor device.
- the semiconductor device may further include position adjusting means for adjusting the relative position of the semiconductor device disposed in the semiconductor device storage portion of the portion relative to the terminal of the semiconductor device.
- the position adjusting means adjusts the relative position of the contact portions of the plurality of contact terminals held by at least one contact block to the terminals of the semiconductor device disposed in the semiconductor device housing portion.
- the relative position of the contact terminal of the contact block to the terminal of the semiconductor device can be adjusted.
- FIG. 1 is a plan view showing a contact block accommodating member in a first embodiment of a semiconductor device socket according to the present invention together with a contact block.
- FIG. 2 is a plan view showing the pressing mechanism portion in the first embodiment of the semiconductor device socket according to the present invention.
- FIG. 3 is a cross-sectional view taken along line III-III in the example shown in FIG.
- FIG. 4 is a partial cross-sectional view showing the cross-sectional view shown in FIG. 3 in an exploded manner.
- FIG. 5 is a plan view showing a state in which the contact block is attached to the contact block receiving member in the example shown in FIG. 6 is a plan view showing a state in which the contact block is removed in FIG.
- FIG. 1 is a plan view showing a contact block accommodating member in a first embodiment of a semiconductor device socket according to the present invention together with a contact block.
- FIG. 2 is a plan view showing the pressing mechanism portion in the first embodiment of the semiconductor device socket according to the present invention.
- FIG. 7A is a plan view showing a side stopper member that constitutes a part of the contact block shown in FIG.
- FIG. 7B is a front view of the view shown in FIG. 7A.
- FIG. 7C is a side view of the view shown in FIG. 7A.
- 7D is a cross-sectional view taken along the VIID-VIID line in the diagram shown in FIG. 7A.
- FIG. 7E is a cross-sectional view taken along the line VIIE-VIIE in the view shown in FIG. 7A.
- FIG. 8A is a plan view showing a contact holder member constituting a part of the contact block shown in FIG.
- FIG. 8B is a side view of the view shown in FIG. 8A.
- FIG. 8C is a cross-sectional view taken along line VIIIC-VIIIC in the view shown in FIG. 8A.
- FIG. 8D is a cross-sectional view taken along line VIIID-VIIID in the diagram shown in FIG. 8A.
- FIG. 8E is a cross-sectional view taken along line VIIIE-VIIIE.
- FIG. 9A is a plan view showing a top stopper member that constitutes a part of the contact block shown in FIG.
- FIG. 9B is a front view of the view shown in FIG. 9A.
- FIG. 9C is a side view of the view shown in FIG. 9A.
- FIG. 9D is a cross-sectional view taken along the line IXD-IXD in the view shown in FIG. 9A.
- FIG. 9A is a plan view showing a top stopper member that constitutes a part of the contact block shown in FIG.
- FIG. 9B is a front view of the view shown in FIG. 9A.
- FIG. 9E is a cross-sectional view taken along line IXE-IXE in the view shown in FIG. 9A.
- FIG. 10A is a view provided to explain a procedure of assembling the contact block shown in FIG. 2
- FIG. 10B is a view provided to explain a procedure of assembling the contact block shown in FIG. 2
- FIG. 10C is a view provided to explain a procedure of assembling the contact block shown in FIG. 2
- FIG. 10D is a view provided to explain a procedure of assembling the contact block shown in FIG. 2
- FIG. 11 is a cross-sectional view showing a state in which the contact block is removed in FIG.
- FIG. 12A is a partial cross-sectional view provided to explain position adjustment of the contact block in the first embodiment.
- FIG. 12B is a partial cross-sectional view provided to explain position adjustment of the contact block in the first embodiment.
- FIG. 13 is a plan view showing the contact block accommodating member in the second embodiment of the semiconductor device socket according to the present invention together with the contact block.
- FIG. 14 is a partial cross-sectional view showing the second embodiment of the semiconductor device socket according to the present invention in an exploded manner.
- FIG. 15 is a plan view showing a state in which the contact block is removed in the example shown in FIG.
- FIG. 16 is a cross-sectional view showing a state in which the contact block is removed in FIG.
- FIG. 17A is a partial cross-sectional view provided to explain position adjustment of the contact block in the second embodiment.
- FIG. 17B is a partial cross-sectional view provided to explain position adjustment of the contact block in the second embodiment.
- FIG. 18 is a cross-sectional view showing a modification of the contact block.
- FIG. 19A is a cross-sectional view showing another example of the contact terminal in the contact block.
- FIG. 19B is a cross-sectional view showing another example of the contact terminal in the contact block.
- FIG. 20 is a partial cross-sectional view showing the third embodiment of the semiconductor device socket according to the present invention in an exploded manner.
- FIG. 21 is a plan view showing the contact block accommodating member in the third embodiment of the semiconductor device socket according to the present invention together with the contact block.
- FIG. 22A is a partial cross-sectional view provided to explain an assembly procedure in the example shown in FIG. FIG.
- FIG. 22B is a partial cross-sectional view provided to explain an assembly procedure in the example shown in FIG.
- FIG. 23A is a plan view showing a contact holder which constitutes a part of the contact block shown in FIG.
- FIG. 23B is a side view of the view shown in FIG. 23A.
- FIG. 23C is a cross-sectional view taken along line XXIIIC-XXIIIC shown in FIG. 23A.
- FIG. 23D is a cross-sectional view taken along line XXIIID-XXIIID shown in FIG. 23A.
- FIG. 24A is a plan view showing a contact holder which constitutes a part of the contact block shown in FIG.
- FIG. 24B is a side view of the view shown in FIG. 24A.
- FIG. 24C is a cross-sectional view along a line XXIVC-XXIVC shown in FIG. 24A.
- FIG. 24D is a cross-sectional view along line XXIVD-XXIVD shown in FIG. 24A.
- FIG. 25 is a diagram for explaining the position adjustment of the contact block shown in FIG.
- FIG. 26A is a view for explaining position adjustment of the contact block shown in FIG. 20.
- FIG. 26B is a view for explaining position adjustment of the contact block shown in FIG. 20.
- FIG. 27 is an enlarged view for explaining the position adjustment of the contact block shown in FIG.
- FIG. 21 is a cross-sectional view showing another example of the contact terminal in the contact block shown in FIG. 20.
- FIG. 21 is a cross-sectional view showing another example of the contact terminal in the contact block shown in FIG. 20.
- FIG. 29 is a cross-sectional view showing a fourth embodiment of the semiconductor device socket according to the present invention.
- FIG. 30 is an exploded cross-sectional view of the example shown in FIG.
- FIG. 31 is a plan view showing the contact block accommodating member in the fourth embodiment of the semiconductor device socket according to the present invention together with the contact block.
- FIG. 32 is a plan view showing a state in which the contact block is removed in the example shown in FIG.
- FIG. 33A is a diagram respectively provided for describing a procedure of assembling a contact block.
- FIG. 33B is a view provided to explain the procedure of assembling the contact block.
- FIG. 33A is a diagram respectively provided for describing a procedure of assembling a contact block.
- FIG. 33B is a view provided to explain the procedure of assembling the contact block.
- FIG. 33A is a diagram respectively provided for describing
- FIG. 34A is a plan view showing the contact holder of the contact block.
- FIG. 34B is a side view of the view shown in FIG. 34A.
- FIG. 35A is a plan view showing the contact holder of the contact block.
- FIG. 35B is a side view of the view shown in FIG. 35A.
- FIG. 36A is a cross-sectional view provided to explain a procedure of mounting a contact block.
- FIG. 36B is a cross-sectional view provided to explain a procedure of mounting a contact block.
- FIG. 36C is a cross-sectional view provided to explain a procedure of mounting a contact block.
- FIG. 37A is a cross-sectional view provided to explain position adjustment of the contact block.
- FIG. 37B is a cross-sectional view provided to illustrate position adjustment of the contact block.
- FIGS. 2 and 3 show the appearance of the first embodiment of the semiconductor device socket according to the present invention.
- a plurality of semiconductor device sockets are disposed at positions corresponding to predetermined conductive layers in the printed wiring board 2.
- FIGS. 2 and 3 one semiconductor device socket is shown as a representative.
- the type of package of the semiconductor device DV is, for example, a substantially square semiconductor device of a QFP type, and has four terminal groups in which a plurality of terminals are formed at predetermined intervals on each side.
- the type of package of the semiconductor device DV is not limited to this example, and may be, for example, a substantially square semiconductor device such as a QFJ, QFN, SOP, or SON type.
- the semiconductor device socket shown in FIG. 2 is, for example, a so-called clamshell type socket.
- the semiconductor device socket includes the pressing mechanism 20 and the socket body 10.
- the socket body 10 comprises a contact block receiving member 46 and an adapter plate 44.
- the pressing mechanism unit 20 presses the terminal group of the semiconductor device DV toward a contact terminal described later.
- the pressing mechanism unit 20 is configured to include the base member 24 and the lid member 22.
- the pressing mechanism portion 20 is fixed to the upper end surface of the contact block receiving member 46 disposed on the printed wiring board 2 via the adapter plate 44.
- the outer dimensions of the base member 24 are set to be substantially the same as the outer dimensions of the adapter plate 44 and the contact block receiving member 46.
- An opening 24 a is formed at the center of the base member 24.
- a semiconductor device housing portion 24c is formed in the opening 24a.
- the semiconductor device housing portion 24 c functions as a positioning member for a contact terminal described later of the terminal group of the semiconductor device DV.
- a semiconductor device mounting table 30 described later is disposed so as to be movable up and down.
- the opening 24 a communicates with the opening 44 a of the adapter plate 44 and the upper end of the socket body 10.
- the lid member 22 is rotatably supported by the base member 24 via the support shaft 28 at one end thereof.
- a torsion coil spring 26 for biasing the other end of the lid member 22 in the direction of separating from the base member 24 is wound around the support shaft 28.
- a latch member (not shown) for rotatably holding the lid member 22 on the base member 24 or releasing the lid member 22 is rotatably provided.
- One end of the latch member is rotatably supported by the lid member 22, and the other end is selectively engaged with the locking portion of the base member 24.
- a pressing body for pressing the upper surface of the semiconductor device is movably provided in the opening at the central portion on the inner surface side of the lid member 22.
- the contact block accommodating member 46 has a semiconductor device mounting table 30 at the center thereof.
- the semiconductor device mounting table 30 has a flat mounting surface on which the semiconductor device DV is mounted, and a flanged support shaft 32 fixed to the female screw hole 46 d (see FIG. 11) is inserted in the center thereof. It has a through hole.
- a coil spring 34 is wound around the flanged support shaft 32 between the spring receiving hole 46SR (see FIG. 11) formed around the female screw hole 46d (see FIG. 11) and the lower end of the semiconductor device mounting table 30. .
- the semiconductor device mounting table 30 is supported by the contact block receiving member 46 so as to be able to move up and down with a predetermined stroke.
- the contact block accommodating portions 46A, 46B, 46C, and 46D are formed in a substantially cross shape around the periphery of the semiconductor device mounting table 30 at intervals of 90 ° along the circumferential direction. It is formed.
- the contact block accommodating portions 46A, 46B, 46C (see FIG. 3), and 46D are in communication with each other, and each contact block 12 described later is detachably accommodated as shown in FIG.
- the contact block receiving portions 46A, 46B, 46C, and 46D have the same structure, and therefore, the contact block receiving portion 46A will be described, and the descriptions of the other contact block receiving portions 46B to 46D will be omitted. .
- relief portions 46ar are formed opposite to each other on the inner peripheral surface forming the contact block accommodating portion 46A.
- the relief portion 46ar has a direction (parallel to the coordinate axis X) in which the coordinate axes Y of the orthogonal coordinates X and Y shown in FIG. 6 intersect, that is, an inner circumferential surface in a direction substantially orthogonal to the arrangement direction of contact terminals described later.
- the inner peripheral surface along the coordinate axis Y is formed at the intersection.
- Each corner on the outer periphery of the contact block 12 is inserted into each clearance 46 ar.
- two groove portions 46ag are formed at predetermined intervals between the relief portions 46ar on the inner circumferential surface along the coordinate axis Y.
- a recess 46 as is formed between the two grooves 46 ag.
- a part of the outer peripheral portion of the top stopper member 16 in the contact block 12 described later is inserted into the recess 46 as.
- Positioning surfaces 46 ae for positioning the outer peripheral portion of the top stopper member 16 in the contact block 12 are formed on the inner peripheral surface along the X coordinate axis in FIG.
- a thin plate-like elastic member 48 is disposed in a recess 46ad formed in a portion opposite to the recess 46as in the inner peripheral surface forming the contact block accommodating portion 46A. There is.
- the elastic member 48 biases the mounted contact block 12 toward the recess 46 as by its elastic force.
- An elastic member 48 is similarly disposed in the contact block accommodating portions 46B and the recesses 46bd and 46dd in the 46D.
- a similar elastic member 48 is also disposed in the recess of the contact block housing portion 46C which is not shown.
- openings 46ah1 and 46ah2 are formed at predetermined intervals on the bottom of the contact block housing 46A.
- the fixed terminals of contact terminals 40ai, 40bi, 40ci, 42ai and 42bi in the contact block 12 described later pass through the openings 46ah1 and 46ah2, respectively, as shown in FIG.
- the openings 46ah1 and 46ah2 extend in the direction along the above-mentioned coordinate axis Y.
- the opening area of the opening 46 a h 1 is set to be larger than the opening area of the opening area 46 a h 2.
- a mounting surface 46af on which the lower end of the contact holder 14 of the contact block 12 is mounted is formed.
- One mounting surface 46 af is formed to be bent toward the inner circumferential surface forming the contact block housing 46 A and the inner circumferential surface of the adjacent contact block housing 46 B.
- the other mounting surface 46af is formed so as to be bent toward the inner peripheral surface forming the contact block storage portion 46A and the inner peripheral surface of the adjacent contact block storage portion 46D.
- each of the mounting surfaces 46af of the contact block accommodating portions 46B and 46D has three through holes 46bt and 46dt which form part of position adjusting means of the contact block.
- Positioning pins 50 for positioning the contact block in the contact block receiving portion are selectively inserted into the through holes 46 at, the through holes 46 bt, and the through holes 46 dt, respectively, as shown in FIGS. 4 and 5.
- a side stopper member 18 to be included.
- the three types of contact terminals 40ai, 40bi, and 40ci have the same structure as each other except for the position of the fixed terminal portion 40at at the end of the connecting portion 40af, and therefore, the contact terminal 40ai will be described.
- the description of 40ci is omitted.
- the contact terminal 40 ai is formed by pressing, as shown enlarged in FIG. 10A, and has a movable piece portion 40 ac having a contact portion at one end that contacts one terminal (electrode) in the semiconductor device DV, and a printed wiring A fixed terminal portion 40 at which is fixed by soldering to the substrate 2 and a connecting portion 40 af which connects the movable piece portion 40 ac and the fixed terminal portion 40 at are configured.
- the elastically displaceable movable piece 40ac has a slit 40ah at its center.
- the other end of the movable piece portion 40ac is bent and integrally coupled to one end of the coupling portion 40af.
- the connecting portion 40af is formed substantially in a gate shape.
- the movable piece portion 40ac extends so as to be substantially parallel to one end of the coupling portion 40af.
- the fixed terminal portion 40 at is integrally formed to be perpendicular to the other end of the connecting portion 40 af.
- the contact position of the contact terminal 40bi in the connecting portion 40af of the fixed terminal portion 40at is biased to the left with respect to the right end of the connecting portion 40af in FIG. 10A than the contact terminal 40ai.
- the coupling position of the connection portion 40af of the fixed terminal portion 40at is most distant from the right end of the connection portion 40af.
- the two types of contact terminals 42ai and 42bi have the same structure as each other except for the position of the fixed terminal portion 42bt at the end of the connecting portion 42af. , Omitted.
- the contact terminal 42 ai is formed by pressing, as shown enlarged in FIG. 10A, and is separated by a predetermined distance from one common terminal (electrode) with which the contact portion of the contact terminal 40 ai in the semiconductor device DV abuts. It includes a movable piece 42ac having at one end a contact point to be abutted, a fixed terminal 42bt fixed by soldering to the printed wiring board 2, and a connecting part 42af for connecting the movable piece 42ac and the fixed terminal 42bt. It consists of
- the elastically displaceable movable piece 42ac has a slit 42ah at its center.
- the other end of the movable piece 42ac is bent and integrally coupled to one end of the connecting portion 42af.
- the connecting portion 42 af is formed substantially in a gate shape.
- the connection part 42af is cut and formed so as to be opposite to the cutting direction of the connection part 40af of the contact terminal 40ai. Thereby, the movable piece portion 42ac extends so as to be substantially parallel to one end of the coupling portion 42af.
- the fixed terminal portion 42 at is integrally formed so as to be perpendicular to the other end of the connecting portion 42 af.
- the contact position of the contact terminal 42bi at the connection portion 42af of the fixed terminal portion 40at is deviated to the right from the left end of the connection portion 40af in FIG. 10A with respect to the contact terminal 42ai by a predetermined distance.
- Kelvin contacts are formed by the movable terminal portions of the contact terminals 40ai and the contact terminals 42ai.
- the contact holder 14 holding the contact terminals 40ai to 42bi is made of, for example, a resin material, and as shown in an enlarged manner in FIGS. 8A to 8E, a contact holding portion 14B into which the contact terminals 40ai to 42bi are inserted;
- the fixed end portions 14A and 14C are integrally formed on both sides of the contact holding portion 14B.
- a slit portion 14Si 1 to n, n is a positive integer
- the slit portion 14Si is formed such that the contact portions of the contact terminals 40ai to 42bi are arranged along the coordinate axis Y in FIG. .
- the contact terminal 40 ai and the contact terminal 42 ai are inserted in the common one slit portion 14 Si so as to face each other.
- fixed ends 14A and 14C are respectively supported and fixed to the mounting surface 46af of the contact block housing 46A described above. As shown in FIG. 8E, fixed ends 14A and 14C each have a part of position adjustment means of the contact block in three places at equal intervals A on a common straight line along the above-mentioned alignment direction. A through hole 14 at is formed.
- one of the three through holes 14at is used.
- One end of the positioning pin 50 is selectively inserted into the aforementioned through hole 46 at through the through hole 14 at.
- the mutual spacing of the three through holes 46 at is set to a value (A + ⁇ ) which is larger than the above-mentioned spacing A by a predetermined value ⁇ , as shown in FIG.
- interval of three through-holes 46bt and 46dt is set similarly.
- the number of the through holes 46a, 46bt and 46dt is not limited to three, and may be three or more, or two.
- the mutual spacings in the three through holes 46 a (46 bt and 46 dt) are made equal, but it is not necessary to do so.
- the mutual intervals may be set to different values.
- through holes 14b are respectively formed between the through holes 14at and the contact holding portions 14B in the fixed ends 14A and 14C.
- a small screw (not shown) is inserted into the through hole 14b.
- protrusions 14P are respectively formed at positions of the fixed ends 14A and 14C opposite to the respective through holes 14b.
- Each protrusion 14P is formed with a protrusion 14Pa. As shown by a two-dot chain line in FIG. 7E, each protrusion 14P and the protrusion 14Pa are fitted in the recess 18R of the side stopper member 18.
- the side stopper member 18 is integrated with the contact holding portion 18B into which the movable piece portions of the contact terminals 40ai to 42bi are inserted and at predetermined intervals on both sides of the contact holding portion 18B. And fixed ends 18A and 18C to be formed.
- the slit portion 18Si is formed corresponding to the slit portion 14Si of the contact holding portion 14B described above.
- the movable piece portion 40ac of the contact terminal 40ai and the movable piece portion 42ac of the contact terminal 42ai are inserted in one common slit portion 18Si so as to be parallel to each other.
- the movable piece portion 40ac of the contact terminal 40ai and the movable piece portion 42ac of the contact terminal 42ai are guided by the pair of partition walls 18Wi and arranged on a common plane.
- concave portions 18R in which the above-mentioned protrusions 14P and the protrusions 14Pa are fitted respectively are formed.
- a recess 18D is formed between the fixed ends 18A and 18C.
- An inner surface 18 d engaged with the connecting portion 42 af of the contact terminals 42 ai and 42 bi is formed on the inner side of the portion continuous with the slit portion 18 Si of the contact holding portion 18 B.
- the top stopper member 16 has a contact holding portion having a position restricting surface 16e engaged with the connecting portion 40af of the contact terminal 40ai, and a pair of vertically extending members. It is comprised from the leg part 16f.
- the contact holding portion is formed substantially in the shape of a gate, and has an opening 16k at the center. Further, two through holes 16b are formed around the opening 16k, into which small screws (not shown) are inserted.
- the pair of legs 16f is integrally formed with the contact holding portion at a predetermined distance.
- the pair of leg portions 16 f are respectively engaged with the protrusions 18 Pa formed on the fixed ends 18 A and 18 C of the side stopper member 18.
- the contact terminal group will not come off with respect to the above-described contact holder even if a machine screw described later is not fastened.
- the connecting portions of the contact terminals 40ai to 42bi are respectively slits of the contact holder 14 along the direction indicated by the arrows. It is inserted in 14Si.
- the side stopper member 18 is attached to the contact holder 14 along the direction indicated by the arrow.
- the top stopper member 16 is placed from above on the contact holder 14 in which the contact terminals 40ai to 42bi are inserted in the slits 14Si, and the assembly of the contact block 12 is completed.
- Each of the assembled contact blocks 12 is mounted to each of the contact block receiving portions 46A to 46D such that the contact groups form a rectangular frame adjacent to the periphery of the spring receiving hole 46SR, as shown in FIG. Ru. Thereafter, one end of the positioning pin 50 is inserted into the second through hole 46 at the second end of the contact block receiving portion 46A through the second through hole 14 at the second end of the contact holder 14, as shown in FIG. Be done.
- the elastic member 48 disposed in the contact block housing portion 46A can absorb the clearance between the outer peripheral surface of the positioning pin 50 and the inner peripheral surfaces of the through holes 14 at and the through holes 46 at. Therefore, it is possible to position the contact block 12 in the contact block accommodating portion 46A with high accuracy.
- the adapter plate 44 is placed on the upper end surface of the contact block receiving member 46, and the base member 24 and the lid member 22 are fixed to the adapter plate 44. At this time, the other end of the positioning pin 50 is inserted into the opening 44 a (see FIG. 4) of the adapter plate 44.
- the contact block 12 includes three types of contact terminals 40ai, 40bi, and 40ci and two types of contact terminals 42ai and 42bi, which are disposed to face each side of the contact holder 14 respectively.
- it is not limited to such examples.
- one type of contact terminal or two types of contact terminals are opposed to each side of the contact holder 14 May be arranged.
- the contact block 12 has one end of the positioning pin 50 of the contact block housing portion 46A via the second through hole 14at from the end of the contact holder 14. It is assumed that the second through hole 46 at from the end is inserted.
- the contact block 12 is once removed from the contact block accommodating portion 46A. Thereafter, as shown in FIG. 11, the positioning pin 50 is pulled out. Next, as shown in FIG. 12B, one end of the positioning pin 50 is inserted into the leftmost through hole 46at through the leftmost through hole 14at of the contact holder l4.
- the entire contact block 12 is brought close to the semiconductor device mounting table 30 by the value ⁇ .
- the relative positions of the contact terminals 40ai to 40ci and the contact terminals of the contact terminals 42ai and 42bi in the contact block 12 with respect to the terminals of the semiconductor device DV are adjusted so as to approach the semiconductor device mounting table 30 by a predetermined value ⁇ . It will be.
- the position adjusting means of the relative positions of the contact terminals 40ai to 40ci and the contact terminals of the contact terminals 42ai and 42bi in the contact block 12 with respect to the terminals of the semiconductor device DV are the positioning pins 50 and the plurality of through holes 14at of the contact holder 14 It is formed by a plurality of through holes 46 at of the block accommodating portions 46 A to 46 D.
- FIG. 13 shows a contact block accommodating member 46 'of the second embodiment of the semiconductor device socket according to the present invention, together with the mounted contact block 12'.
- FIGS. 13 to 17A and 17B the same components as the components in the example shown in FIG. 3 are denoted by the same reference numerals, and the description thereof will be omitted.
- an adapter plate is provided on the upper end surface of the contact block accommodating member 46 'on which the pressing mechanism including the base member 24 and the lid member 22 as shown in FIG. 3 is disposed on the printed wiring board 2. It is supposed to be fixed via 44.
- the means for adjusting the position of the contact portions of contact terminals 40ai to 40ci and contact terminals 42ai and 42bi of contact block 12 relative to the terminals of semiconductor device DV includes positioning pin 50 and contact holder 14.
- a plurality of through holes 14 at and a plurality of through holes 46 at of the contact block accommodating portions 46 A to 46 D are formed.
- the position adjusting means is configured to include a spacer member 60 and a spacer member 62 (see FIG. 17B) having different thicknesses, instead of the positioning pin 50 and the like.
- the contact block housing member 46 ′ has a semiconductor device mounting table 30 at its center.
- contact block accommodating portions 46'A (not shown), 46'B, 46'C, and 46'D are substantially cross-shaped at intervals of 90 degrees along the circumferential direction. Is formed.
- the contact block accommodating portions 46'A, 46'B, 46'C, and 46'D communicate with each other, and as shown in FIG. Be done.
- Each of the contact block accommodating portions 46'A, 46'B, 46'C, and 46'D has the same structure as each other, so the contact block accommodating portion 46'C will be described, and the other contact block accommodating portions will be described.
- the description of the parts 46'A to 46'D is omitted.
- Relief portions 46'ar are formed opposite to each other on the inner circumferential surface forming the contact block accommodating portion 46'C.
- the relief portion 46'ar has a direction (parallel to the coordinate axis X) in which the coordinate axes Y of the orthogonal coordinates X and Y shown in FIG. 15 intersect, that is, an inner circumferential surface in a direction substantially orthogonal to the arrangement direction of the contact terminals.
- the inner peripheral surface along the coordinate axis Y is formed at the intersection.
- Each corner on the outer periphery of the contact block 12 ' is inserted into each clearance 46'ar.
- two grooves 46'ag are formed at predetermined intervals between the clearances 46'ar on the inner circumferential surface along the coordinate axis Y.
- a recess 46'as is formed between the two grooves 46'ag.
- a part of the outer peripheral portion of the top stopper member 16 in the contact block 12 'described later is inserted into the recess 46'as.
- the spacer member 60 which comprises a part of position adjustment means contact
- the spacer member 60 having a predetermined thickness A is, for example, a thin plate-like member made of a metal material and having a relatively precisely finished surface.
- Positioning surfaces 46 'ae for positioning the outer peripheral portion of the top stopper member 16 in the contact block 12' are formed on the inner peripheral surface along the X coordinate axis in FIG.
- a thin plate-like elastic member 48 is disposed in a recess 46 'cd formed in a portion opposite to the recess 46' as in the inner circumferential surface forming the contact block accommodating portion 46'C.
- the elastic member 48 biases the mounted contact block 12 'toward the spacer member 60 by its elastic force.
- An elastic member 48 is similarly disposed in the concave portions 46 'bd and 46' dd in the contact block accommodating portions 46 'B and 46' D, respectively.
- a similar elastic member 48 is also disposed in the recess of the contact block housing portion 46'A, which is not shown.
- openings 46'ah1 and 46'ah2 are formed at predetermined intervals in the bottom portion forming the contact block accommodating portion 46'C.
- the fixed terminals of contact terminals 40ai, 40bi, 40ci, 42ai and 42bi in the contact block 12 'respectively penetrate through the openings 46' ah1 and 46 'ah2, as shown in FIG.
- the openings 46'ah1 and 46'ah2 extend in the direction along the aforementioned coordinate axis Y.
- the opening area of the opening 46'ah1 is set to be larger than the opening area of the opening area 46'ah2.
- the contact block 12 includes the contact terminals 40ai, 40bi, 40ci, 42ai and 42bi described above, the contact holder 14' for holding the contact terminals 40ai to 42bi, and the separation of the contact terminals held by the contact holder 14 It comprises the top stopper member 16 which controls from the upper side, and the side stopper member 18 which controls separation of the contact terminal group from the side.
- the contact holder 14 'holding the contact terminals 40ai to 42bi is made of, for example, a resin material.
- the contact holding portion 14B has slit portions into which the connection portions of the contact terminals 40ai to 42bi are respectively inserted at predetermined intervals on the outer peripheral portion of the rectangular cross section. Adjacent slit portions are separated by a partition wall.
- the slit portion is formed, for example, so that the contact portions of the contact terminals 40ai to 42bi are arranged along the above-mentioned coordinate axis Y when the contact block 12 'is attached to the contact block accommodating portions 46'C and 46'A. It is done. For example, the contact terminal 40 ai and the contact terminal 42 ai are inserted into one common slit portion so as to face each other.
- the pair of fixed ends are respectively supported and fixed on the mounting surface of the above-described contact block storage portion 46'C.
- Through holes 14'b are formed on both sides of the contact holding portion at the pair of fixed end portions. A small screw whose illustration is omitted is inserted into the through hole 14'b.
- protrusions 14'P are respectively formed at positions facing the respective through holes 14'b in the pair of fixed end portions.
- Each protrusion 14 ′ P is fitted in the recess 18 R of the side stopper member 18.
- the relative positions of the contact terminals 40 ai to 40 ci and the contact terminals 42 ai and 42 bi of the contact block 12 ′ with respect to the terminals of the semiconductor device DV will be described.
- the contact block 12 ′ is positioned between the spacer portion 60 and the elastic member 48 in the contact block accommodating portion 46′C.
- the relative positions of the contact terminals of the contact terminals 40ai to 40ci and the contact terminals 42ai and 42bi in the contact block 12 'with respect to the terminals of the semiconductor device DV are adjusted to approach the semiconductor device mounting table 30 by a predetermined value ⁇ . Do.
- the contact block 12 'and the spacer member 60 are once removed from the contact block accommodating portion 46'C. Thereafter, as shown in FIG. 17B, a spacer member 62 having a plate thickness (A + ⁇ ) larger than the plate thickness A of the spacer member 60 is inserted at a position below the recess 46 ′ as in the inner peripheral surface.
- the thickness of the spacer member 62 is thicker than the thickness of the spacer member 60 by the value ( ⁇ ), so the entire contact block 12 ′ is brought closer to the semiconductor device mounting table 30 by the value ⁇ . Accordingly, the relative positions of the contact terminals of contact terminals 40ai to 40ci and contact terminals 42ai and 42bi in contact block 12 'with respect to the terminals of semiconductor device DV are adjusted to approach semiconductor device mounting table 30 by predetermined value ⁇ . It will be.
- the contact blocks 12 and 12 are respectively provided with three types of contact terminals 40ai to 40ci and two types of contact terminals 42ai and 42bi, so-called Kelvin contacts. ing.
- the contact block 12 ′ ′ may include only two types of contact terminals 42 ai and 42 bi without providing Kelvin contacts. Also, although not shown, only the contact terminals 40ai and 40bi may be provided.
- the same components as in FIGS. 10A to 10D are denoted by the same reference numerals, and the description thereof will be omitted.
- the fixed terminal portions of the three types of contact terminals 40ai to 40ci and the two types of contact terminals 42ai and 42bi in the contact blocks 12 and 12 ' are respectively printed wiring It is fixed by soldering to the substrate 2.
- the present invention is not limited to such an example.
- the fixed terminal portions of the contact terminals 40'ai to 40'ci and the contact terminals 42'ai and 42'bi are respectively The elastic fixed terminal portions 40'at and 42'at may be provided.
- FIGS. 19A and 19B the same components in FIGS. 10A to 10D are denoted by the same reference numerals with a dash (') and redundant description thereof will be omitted.
- the fixed terminal portions of such contact terminals 40'ai to 40'ci and contact terminals 42'ai and 42'bi are mounted on the mounting surface of the printed wiring board 2 'different from the printed wiring board 2.
- a predetermined contact pad group is formed which is conducted to a conductive layer inside the substrate (not shown).
- the three types of contact terminals 40'ai to 40'ci each have the same structure as each other except for the position of the fixed terminal portion 40'at at the end of the connecting portion 40'af, so the contact terminal 40'ai will be described. The description of the other contact terminals 40 'bi and 40' ci will be omitted.
- the contact terminal 40 'ai is formed by pressing, and has a movable piece 40' ac having at one end a contact portion to be in contact with one terminal (electrode) in the semiconductor device DV, and a contact pad of the printed wiring board 2 '. It is comprised including fixed terminal part 40'at contacted by predetermined pressure, and connection part 40'af which connects movable piece part 40'ac and fixed terminal part 40'at.
- the curved fixed terminal portion 40'at has a contact portion that contacts the contact pad at one end, and is integrally formed so as to be perpendicular to the other end of the coupling portion 40'af.
- the two types of contact terminals 42'ai and 42'bi have the same structure as each other except for the position of the fixed terminal portion 42'at at the end of the connecting portion 42'af, and therefore the contact terminal 42'ai will be described. The description of the contact terminal 42 'bi will be omitted.
- the contact terminal 42'ai is formed by pressing, and one end of the contact portion spaced apart and in contact with one common terminal (electrode) with which the contact portion of the contact terminal 40'ai in the semiconductor device DV abuts
- the curved fixed terminal portion 42'at is integrally formed so as to be perpendicular to the other end of the coupling portion 42'af.
- Kelvin contacts are formed by the movable terminal portions of the contact terminals 40'ai and the contact terminals 42'ai.
- position adjustment and replacement of the contact block can be facilitated.
- FIG. 20 shows the contact block accommodating member 66 of the third embodiment of the semiconductor device socket according to the present invention, together with the mounted contact blocks 72 and 74.
- a single contact block is configured to be mounted in each contact block accommodating portion, respectively.
- a set of contact blocks consisting of two contact blocks 72 and 74 is provided with a configuration to be mounted in each contact block receiving portion.
- a so-called Kelvin contact is formed by the contact terminals 90 ai and the movable terminal portions of the contact terminals 92 ai included in the one set of contact blocks, as described later, by the one set of contact blocks.
- FIG. 20 the same components as those in the example shown in FIG. 3 are denoted by the same reference numerals, and the description thereof will be omitted.
- the semiconductor device socket includes the pressing mechanism portion 20 and the socket body.
- the socket body comprises a contact block receiving member 66 and an adapter plate 76.
- the contact block housing member 66 has a semiconductor device mounting table 30 at its central portion. As shown in FIG. 21, the contact block accommodating portions 66A, 66B, 66C (not shown), and 66D are substantially cruciform at intervals of 90 ° in the circumferential direction around the semiconductor device mounting table 30 as shown in FIG. Is formed. Contact block accommodating portions 66A, 66B, 66C and 66D communicate with each other, and as shown in FIG. 22A, contact blocks 72 and 74 described later are detachably accommodated. Since each contact block accommodating portion 66A to 66D has the same structure as each other, the contact block accommodating portion 66A will be described, and the description of the other contact block accommodating portions 66B to 66D will be omitted.
- clearances 66ar are formed opposite to each other on the inner circumferential surface forming the contact block accommodating portion 66A.
- the clearance 66 ar has a direction (parallel to the coordinate axis X) in which the coordinate axes Y of the orthogonal coordinates X and Y shown in FIG. 21 intersect, that is, an inner circumferential surface in a direction substantially orthogonal to the arrangement direction of contact terminals described later.
- the inner peripheral surface along the coordinate axis Y is formed at the intersection.
- Each corner on the outer periphery of the contact block 72 is inserted into each clearance 66 ar.
- Positioning surfaces 66 ae for positioning the outer peripheral portion of the contact block 72 are formed on the inner peripheral surface along the X coordinate axis in FIG. 21 which is continuous with the respective relief portions 66 ar described above.
- a thin plate-like elastic member 78 is fixed at a position corresponding to a boundary portion between a contact block 72 and a contact block 74 described later in the bottom portion forming the contact block accommodating portion 66A.
- the elastic member 78 biases the resiliently mounted contact blocks 72 and 74 away from each other.
- the present invention is not limited to such an example, even if the elastic member 78 is sandwiched between the contact block 72 and the contact block 74, for example, and is disposed movably with respect to the bottom portion forming the contact block accommodating portion 66A. Good.
- the elastic members 78 are similarly arranged in the contact block accommodating portions 66B and 66D.
- An elastic member 78 is similarly disposed in the recess of the contact block housing portion 66C, which is not shown.
- openings 66ah1 and 66ah2 are formed at predetermined intervals on the bottom of the contact block accommodating portion 66A.
- Fixed terminals of contact terminals 90ai, 90bi, 90ci in the contact block 72 described later and contact terminals 92ai, 92bi in the contact block 74 penetrate through the openings 66ah1 and 66ah2, respectively.
- the openings 66ah1 and 66ah2 extend in the direction along the aforementioned coordinate axis Y.
- a mounting surface 66af on which the lower end portion of the contact block 72 is mounted is formed in the vicinity of both ends of the opening 66ah1 on the inner surface of the bottom portion forming the contact block housing portion 66A.
- One mounting surface 66 af is formed so as to extend toward the inner peripheral surface forming the contact block storage 66 A and the inner peripheral surface of the adjacent contact block storage 66 B.
- the other mounting surface 66 af is formed to extend toward the inner peripheral surface forming the contact block storage 66 A and the inner peripheral surface of the adjacent contact block storage 66 D.
- Three through holes 66a1, 66a2 and 66a3 constituting a part of position adjustment means of the contact block are provided on one mounting surface 66af of the contact block accommodating portion 66A at a predetermined angle with respect to the coordinate axis Y in FIG. Are formed at equal intervals on a common first straight line inclined obliquely to the right.
- common to the three through holes 66a4, 66a5 and 66a6 constituting a part of the contact block position adjusting means which are substantially parallel to the first straight line described above and close to the opening 66ah2 side by a predetermined distance. Are formed at equal intervals on the second straight line of
- the center position of the through hole 66a1 is a direction in which the center position of the through hole 66a1 is separated from the semiconductor device mounting table 30 by a predetermined value + ⁇ with respect to the center line of the through hole 66a2 parallel to the Y coordinate axis. Biased. Further, the central position of the through hole 66a3 is a direction approaching the semiconductor device mounting table 30 by a predetermined value - ⁇ with respect to the center line of the through hole 66a2 parallel to the Y coordinate axis, as shown exaggeratingly in FIG. Biased. That is, the through holes 66a1 and 66a3 are biased along the position adjustment direction described later.
- the center position of the through hole 66a6 is biased in a direction away from the semiconductor device mounting table 30 by a predetermined value + ⁇ with respect to the center line of the through hole 66a5 parallel to the Y coordinate axis, as shown exaggerated in FIG. ing. Further, as shown in an exaggerated manner in FIG. 27, the center position of the through hole 66a4 is a direction in which the center position of the through hole 66a5 parallel to the Y coordinate axis approaches the semiconductor device mounting table 30 by a predetermined value - ⁇ . Biased. That is, the through holes 66a6 and 66a4 are biased along the position adjustment direction described later.
- three through holes 66a7, 66a8 and 66a9 which constitute a part of position adjustment means of the contact block are predetermined with respect to the coordinate axis Y in the other of the mounting surface 66af in the contact block accommodating portion 66A. They are formed at equal intervals on a common third straight line inclined obliquely to the left at an angle of.
- the three through holes 66a10, 66a11, 66a12 constituting a part of the position adjustment means of the contact block are common to the opening 66ah2 side, which is substantially parallel to the third straight line described above and is a predetermined distance away. Are formed at equal intervals on the fourth straight line of
- the center position of the through hole 66a7 approaches the center line of the through hole 66a8 parallel to the Y coordinate axis by a predetermined value - ⁇ from the semiconductor device mounting table 30, as shown exaggeratingly in FIG. Biased in the direction.
- the central position of the through hole 66a9 is in the direction of being separated from the semiconductor device mounting table 30 by a predetermined value + ⁇ with respect to the center line of the through hole 66a8 parallel to the Y coordinate axis. I'm biased.
- the center position of the through hole 66a12 is biased in the direction approaching the semiconductor device mounting table 30 by a predetermined value - ⁇ with respect to the center line of the through hole 66a11 parallel to the Y coordinate axis, as shown in an exaggerated manner in FIG. doing. Further, as shown in an exaggerated manner in FIG. 27, the central position of the through hole 66a10 is in the direction away from the semiconductor device mounting table 30 by a predetermined value + ⁇ with respect to the center line of the through hole 66a11 parallel to the Y coordinate axis. I'm biased.
- a plurality of through holes constituting a part of the position adjusting means of the contact block are parallel to each other.
- the common straight line in each row on the mounting surface 66bf is inclined obliquely upward to the right at a predetermined angle with respect to the coordinate axis X in FIG.
- the through holes in each row are formed at equal intervals.
- the common straight line in each row on the mounting surface 66df is inclined obliquely upward to the left at a predetermined angle with respect to the coordinate axis X.
- the through holes in each row are formed at equal intervals.
- the sizes, mutual distances and positions of the through holes 66a1 to 66a3 and 66a7 to 66a9 are set corresponding to the positions of the through holes of the contact block 72 described later. Further, the sizes, mutual distances and positions of the through holes 66a4 to 66a6, 66a10 to 66a12 are set corresponding to the through holes of the contact block 74 described later.
- Positioning pins 80 for positioning the contact block 72 in the contact block receiving portion are selectively inserted into two of the through holes 66a1 to 66a3 and 66a7 to 66a9, respectively. Further, positioning pins 80 for positioning the contact block 74 in the contact block receiving portion are selectively inserted into two of the through holes 66a4 to 66a6 and 66a10 to 66a12, respectively.
- the three types of contact terminals 90ai, 90bi, and 90ci respectively have the same structure as each other except for the position of the fixed terminal portion 90at at the end of the connecting portion, and therefore the contact terminal 90ai will be described, and the other contact terminals 90bi , And 90 ci will not be described.
- the contact terminal 90 ai is formed by press working, a movable piece portion 90 ac having at one end a contact portion to be in contact with one terminal (electrode) in the semiconductor device DV, and a fixed terminal portion fixed by soldering to the printed wiring board 2 It comprises 90 at and the connection part 90af which connects a movable piece part and the fixed terminal part 90 at.
- the elastically displaceable movable piece has a slit 90ah at its center.
- the other end of the movable piece 90ac is bent and integrally coupled to one end of the connecting portion.
- the connecting portion 90af is formed substantially in a gate shape.
- the movable piece portion 90ac extends so as to be substantially parallel to one end of the coupling portion 90af.
- the fixed terminal portion 90 at is integrally formed to be perpendicular to the other end of the connecting portion 90 af.
- the coupling position in the connecting portion 90af of the fixed terminal portion 90at is biased to the left with respect to the right end of the connecting portion 90af in FIG. 20 with respect to the contact terminal 90ai.
- the coupling position at the coupling portion of the fixed terminal portion 90at is most distant from the right end of the coupling portion.
- the contact holder for holding the contact terminals 90ai to 90ci is made of, for example, a resin material, and the contact holding portion 72B into which the contact terminals 90ai to 90ci are inserted, as shown enlarged in FIGS. 24A to 24D. And fixed ends 72A and 72C integrally formed on both sides of the portion 72B.
- the slit portion 72Si is formed such that, for example, when the contact block 72 is attached to the contact block accommodating portions 66A and 66C, the contact portions of the contact terminals 90ai to 90ci are arranged along the coordinate axis Y in FIG. .
- the fixed ends 72A and 72C are respectively supported and fixed to the mounting surface 66af of the contact block receiving portion 66A described above.
- part of the contact block position adjusting means is formed at three equal intervals on a common straight line substantially parallel to the long side.
- a through hole 72 at is formed.
- one of the through holes 66a1 to 66a3 is one end of the positioning pin 80 through two of the six through holes 72at, and one of the through holes 66a1 to 66a3 and And selectively inserted into one of the through holes 66a7 to 66a9.
- through holes 72b are formed in the fixed end portions 72A and 72C on both sides of the contact holding portion 72B so as to face the row of the through holes 72at.
- a small screw whose illustration is omitted is inserted into the through hole 72b.
- the two types of contact terminals 92ai and 92bi have the same structure as each other except for the position of the fixed terminal 92bt at the end of the connecting portion, so the contact terminal 92ai will be described, and the description of the other contact terminals 92bi will be described I omit it.
- contact terminal 92ai is formed by pressing and contacts a single common terminal (electrode) with which the contact portion of contact terminal 90ai in semiconductor device DV abuts for a predetermined distance apart and abuts
- a movable piece portion 92ac having a contact portion at one end, a fixed terminal portion 92bt fixed by soldering to the printed wiring board 2, and a connecting portion 92af which connects the movable piece portion and the fixed terminal portion 92bt There is.
- the elastically displaceable movable piece 92ac has a slit 92ah at its center.
- the other end of the movable piece 92ac is bent and integrally coupled to one end of the coupling 92af.
- the connecting portion 92af is formed substantially in a gate shape.
- the connection portion 92af is formed to be opposite to each other in the direction in which the connection portion of the contact terminal 90ai is cut open. As a result, the movable piece 92ac extends so as to be substantially parallel to one end of the connecting portion.
- the fixed terminal portion 92 at is integrally formed to be perpendicular to the other end of the connecting portion 92 af.
- the contact position of the contact terminal 92bi at the connection portion of the fixed terminal portion 92bt is deviated to the right from the left end of the connection portion in FIG. 22A with respect to the contact terminal 92ai by a predetermined distance.
- Kelvin contact is formed by the movable terminal portions of the contact terminals 90ai and the contact terminals 92ai described above.
- the contact holder is made of, for example, a resin material, and is integrally formed on both sides of the contact holding portion 74B into which the contact terminals 92ai and 92bi are inserted and the contact holding portion 74B, as shown enlarged in FIGS. 23A to 23D. And fixed ends 74A and 74C.
- the slit portion 74Si is formed corresponding to the slit portion 72Si of the contact holding portion 72B of the contact block 72 described above.
- fixed ends 74A and 74C are respectively supported and fixed to the mounting surface 66af of the contact block receiving portion 66A described above. As shown in FIG. 23A, fixed ends 74A and 74C form part of contact block position adjusting means at three equal intervals on a common straight line substantially parallel to the long side. A through hole 74 at is formed.
- one end of the positioning pin 80 passes through one of the through holes 66a4 to 66a6 through the two through holes 74at of the six through holes 74at, and And selectively inserted into one of the through holes 66a10 to 66a12.
- through holes 74b are formed in the fixed ends 74A and 74C on both sides of the contact holding portion 74B so as to face the row of the through holes 74at.
- a small screw (not shown) is inserted into the through hole 74b.
- each of contact blocks 72 and 74 has two positioning pins 80, one end of which is a contact via the second through hole 72at, 74at in the contact holder. It is assumed that the second through holes 66a2, 66a8, 66a5 and 66a11 are inserted from the end of the block accommodating portion 66A. In that case, the relative positions of the contact terminals 90ai to 90ci in the contact block 72 and the contact terminals 92ai and 92bi of the contact block 74 with respect to the terminals of the semiconductor device DV are adjusted as described later.
- contact blocks 72 and 74 are once removed from contact block accommodating portion 66A. Thereafter, as shown in FIG. 22A, the positioning pins 80 are pulled out of the contact blocks 72 and 74.
- one end of the positioning pin 80 is again inserted into the through holes 66a3, 66a7, 66a4 and 66a12 via the two through holes 72at and 74at closest to the slits in the contact holder of the contact blocks 72 and 74.
- the central positions of the through holes 66a3 and 66a7 are on the side of the semiconductor device mounting table 30 by a value (-.beta.) With respect to a straight line parallel to the Y coordinate axis including the center lines of the adjacent through holes 66a2 and 66a8. Therefore, the entire contact block 72 is moved closer to the semiconductor device mounting table 30 by the value ⁇ .
- the center positions of 66a4 and 66a12 are separated on the side of semiconductor device mounting table 30 by a pair value (-.alpha.) In a straight line parallel to the Y coordinate axis line including the center lines of adjacent through holes 66a5 and 66a11, respectively.
- one end of the positioning pin 80 is again inserted into the through holes 66a1, 66a9, 66a6 and 66a10 through the two through holes 72at and 74at most distant from the slits in the contact holder of the contact blocks 72 and 74. Ru.
- the distance between the contact portion of the contact terminal 90ai to 90ci and the contact portions of the contact terminals 92ai and 92bi is changed to be smaller.
- contact blocks 72 and 74 are once removed from contact block storage 66A. Thereafter, the locating pin 80 is pulled out of the contact blocks 72 and 74.
- one end of the positioning pin 80 is again inserted into the through holes 66a3 and 66a7 through the two through holes 72at closest to the slits in the contact holder of the contact block 72. Be done. Further, one end of the positioning pin 80 is inserted into the through holes 66 a 6 and 66 a 10 through the two through holes 74 at far from the slits in the contact holder of the contact block 74.
- the central positions of the through holes 66a3 and 66a7 are on the side of the semiconductor device mounting table 30 by a value (-.beta.) With respect to a straight line parallel to the Y coordinate axis including the center lines of the adjacent through holes 66a2 and 66a8. Therefore, the entire contact block 72 is moved closer to the semiconductor device mounting table 30 by the value ⁇ .
- the center positions of the through holes 66a6 and 66a10 are separated from the semiconductor device mounting table 30 by a value (+ .alpha.) With respect to a straight line parallel to the Y coordinate axis including the center lines of the adjacent through holes 66a5 and 66a11, respectively.
- the fixed terminal portions of the three types of contact terminals 90ai to 90ci in the contact block 72 and the two types of contact terminals 92ai and 92bi in the contact block 74 are respectively soldered and fixed to the printed wiring board 2 It is
- the present invention is not limited to such an example, for example, as shown enlarged in FIG. 28A, the fixed terminal portions of the contact terminals 90'ai to 90'ci and the contact terminals 92'ai and 92'bi are respectively The elastic fixed terminal portions 90'at and 92'at may be provided.
- FIGS. 28A and 28B the same constituent elements in FIGS. 22A and 22B are denoted by the same reference numerals with a dash (') and redundant description will be omitted.
- the fixed terminal portions of such contact terminals 90'ai to 90'ci and contact terminals 92'ai and 92'bi are mounted on a printed wiring board 2 'different from the printed wiring board 2.
- a predetermined contact pad group is formed which is conducted to a conductive layer inside the substrate (not shown).
- the three types of contact terminals 90'ai to 90'ci have the same structure as each other except for the position of the fixed terminal portion 90'at at the end of the connecting portion 90'af, therefore, the contact terminal 90'ai will be described.
- the description of the other contact terminals 90 'bi and 90' ci will be omitted.
- the contact terminal 90 'ai is formed by pressing, and has a movable piece 90' ac having at one end a contact portion to be in contact with one terminal (electrode) in the semiconductor device DV, and a contact pad of the printed wiring board 2 '. It is comprised including fixed terminal part 90'at contacted by predetermined pressure, and connection part 90'af which connects movable piece part 90'ac and fixed terminal part 90'at.
- the curved fixed terminal portion 90'at has a contact portion that contacts the contact pad at one end, and is integrally formed so as to be perpendicular to the other end of the coupling portion 90'af.
- the two types of contact terminals 92'ai and 92'bi have the same structure as each other except for the position of the fixed terminal portion 92'at at the end of the connecting portion 92'af, and therefore, the contact terminal 92'ai will be described. The description of the contact terminal 92'bi will be omitted.
- the contact terminal 92'ai is formed by pressing, and one end of the contact portion spaced apart and abutted against one common terminal (electrode) with which the contact portion of the contact terminal 90'ai in the semiconductor device DV abuts.
- the movable piece portion 92'ac, the fixed terminal portion 92'at brought into contact with the printed wiring board 2 'at a predetermined pressure, and the connection for connecting the movable piece portion 92'ac and the fixed terminal portion 92'at And a unit 92'af.
- the curved fixed terminal portion 92'at is integrally formed so as to be perpendicular to the other end of the coupling portion 92'af.
- Kelvin contacts are formed by the movable terminal portions of the contact terminals 90'ai and the contact terminals 92'ai.
- FIG. 29 shows a contact block holding member 66 'of the fourth embodiment of the semiconductor device socket according to the present invention, together with the mounted contact blocks 72' and 74 '.
- FIGS. 29 to 37A and 37B the same components as those in the example shown in FIG. 20 are denoted by the same reference numerals, and the same symbols are indicated by adding a dash ('), and redundant description thereof will be given. Omit.
- the pressing mechanism including the base member 24 and the lid member 22 is fixed to the upper end surface of the contact block housing member 66 'disposed on the printed wiring board 2 via the adapter plate 44'.
- the position adjusting means of the relative positions of the contact portions of the contact terminals 90ai to 90ci in the contact block 72 and the contact terminals of the contact terminals 92ai and 92bi in the contact block 92 with respect to the terminals of the semiconductor device DV A plurality of through holes 72at and 74at of each contact holder and a plurality of through holes 66a1 to 66a12 of the contact block accommodating portions 66A to 66D are formed.
- the position adjusting means includes spacer members 94, 96, 98 and 100 (see FIG. 37B) having different thicknesses, instead of the positioning pin 80 etc. Be done.
- the contact block accommodating member 66 has the semiconductor device mounting table 30 at its central portion.
- Contact block accommodating portions 66'A, 66'B, 66'C, and 66'D are formed in a substantially cross shape around the semiconductor device mounting table 30 at intervals of 90 degrees along the circumferential direction. There is.
- the contact block accommodating portions 66'A, 66'B, 66'C, and 66'D communicate with each other, and as shown in FIGS. 36A to 36C, each contact block 72 'to be described later, and 74 'is removably housed.
- Each of the contact block receiving portions 66'A, 66'B, 66'C, and 66'D has the same structure as each other, so the contact block receiving portion 66'C will be described, and the other contact block receiving portions will be described. The description of the parts 66'A to 66'D is omitted.
- Relief portions 66'ar are formed opposite to each other on the inner peripheral surface forming the contact block accommodating portion 66'C.
- the relief portion 66'ar has a direction (parallel to the coordinate axis X) in which the coordinate axes Y of the orthogonal coordinates X and Y shown in FIG. 32 intersect, that is, an inner circumferential surface in a direction substantially orthogonal to the arrangement direction of the contact terminals.
- the inner peripheral surface along the coordinate axis Y is formed at the intersection.
- Each corner in the outer peripheral part of the contact block 72 ' is inserted into each clearance 66'ar.
- a recess 66'as is formed between the two relief portions 66'ar. As shown in FIG.
- a spacer member 94 which constitutes a part of the position adjusting means is in contact with a position below the recess 66 'as in the inner peripheral surface.
- the spacer member 94 having a predetermined thickness B is, for example, a thin plate-like member made of a metal material and having a relatively precisely finished surface.
- a spacer member 96 which constitutes a part of the position adjusting means is in contact with the inner circumferential surface.
- the spacer member 94 having a predetermined thickness A is, for example, a thin plate-like member made of a metal material and having a relatively precisely finished surface.
- Positioning surfaces 66 'ae for positioning the outer peripheral portion of the top stopper member 16 in the contact block 72' are formed on the inner circumferential surface along the X coordinate axis in FIG. 32 connected to the respective relief portions 66 'ar described above.
- a thin plate-like elastic member 78 is disposed at a position corresponding to the boundary between the contact block 72 'and the contact block 74' in the bottom portion forming the contact block accommodating portion 66'C.
- the elastic member 78 biases the mounted contact blocks 72 'and 74' in a direction away from each other.
- the elastic members 78 are also arranged at the same positions in the contact block accommodating portions 66'A, 66'B and 66'D.
- openings 66'ah1 and 66'ah2 are formed at predetermined intervals in the bottom portion forming the contact block accommodating portion 66'C.
- the contact terminals 90ai, 90bi, and 90ci fixed terminals in the contact block 72 'and the contact terminals 92ai in the contact block 74', and Each of the fixed terminals of 92bi penetrates.
- the openings 66'ah1 and 66'ah2 extend in the direction along the aforementioned coordinate axis Y.
- a part of the openings 66'ah1 and 66'ah2 communicate with each other by the opening 66'H.
- Contact block 72 ' has a structure similar to that of contact block 72 described above, except for through hole 72at, as shown in FIGS. 35A and 35B.
- the contact holder holding the contact terminals 90ai to 90ci is made of, for example, a resin material, and a pair of contact holding portions 72'B into which the contact terminals 90ai to 90ci are inserted and a pair integrally formed on both sides of the contact holding portion And fixed ends 72'A and 72'C.
- the contact portions of the contact terminals 90ai to 90ci are arranged along the above-mentioned coordinate axis Y It is formed as.
- the pair of fixed ends 72A 'and 72'C are supported and fixed on the mounting surface of the above-described contact block receiving portion 66'C, respectively.
- Through holes 72'b are formed on both sides of the contact holding portion at the pair of fixed end portions. A small screw whose illustration is omitted is inserted into the through hole 72'b.
- Contact block 74 has a structure similar to that of contact block 74 described above, except for through hole 74at, as shown in FIGS. 34A and 34B.
- the contact holder holding the contact terminals 92ai and 92bi is made of, for example, a resin material, and a pair of contact holding portions 74'B into which the contact terminals 92ai and 92bi are inserted and a pair integrally formed on both sides of the contact holding portion And fixed ends 74'A and 74'C.
- the contact portions of the contact terminals 92ai and 92bi are arranged along the aforementioned coordinate axis Y. It is formed as.
- the pair of fixed ends 74A 'and 74'C are supported and fixed adjacent to the above-described contact block 72' on the mounting surface of the above-described contact block receiving portion 66'C.
- Through holes 74'b are formed on both sides of the contact holding portion at the pair of fixed end portions. A small screw whose illustration is omitted is inserted into the through hole 74'b.
- the contact block 74 ' is a contact block receiving portion 66'A. After being mounted in the respective sections 66 ′ to 66′D, they are moved toward the placement portion of the semiconductor device mounting table 30 through the opening 66′H and abut on the spacer member 96. Next, the contact block 72 'is mounted adjacent to the contact block 74' with the elastic member 78 interposed, and the contact portions of the contact terminals 90ai to 90ci are arranged side by side with the contact portions of the contact terminals 92ai and 92bi, respectively.
- the adapter plate 44 '' is placed on the upper end surface of the contact block accommodating member 66 '.
- the semiconductor device mounting table 30 is attached to the contact block housing member 66 '.
- the contact terminals 90ai to 90ci in the contact block 72 'and the contacts in the contact block 74' without changing the mutual distance between the contact portions of the contact terminals 90ai to 90ci and the contact portions of the contact terminals 92ai and 92bi. It is assumed that the relative positions of the contact portions of the terminals 92ai and 92bi with respect to the terminals of the semiconductor device DV are adjusted so as to approach the semiconductor device mounting table 30 by a predetermined value A. In that case, the spacer members 96 are removed once the contact blocks 72 'and 74' have been removed from the contact block receiving portions 66'A and 66'C. Next, contact blocks 72 'and 74' are mounted.
- the contact block 74 ' is brought into contact with the inner circumferential surface by the elastic force of the elastic member 78. Therefore, the contact blocks 72 ′ and 74 ′ are adjusted to approach the semiconductor device mounting table 30 by a predetermined value A corresponding to the thickness of the spacer member 96.
- contact terminals 90ai to 90ci in contact block 72 'and contact terminals 92ai in contact block 74' are adjusted to be separated from the semiconductor device mounting table 30 by a predetermined value B.
- the spacer member 94 is removed.
- the contact block 72 ' is brought into contact with the inner circumferential surface by the elastic force of the elastic member 78. Therefore, the contact blocks 72 ′ and 74 ′ are adjusted to be separated from the semiconductor device mounting table 30 by a predetermined value B corresponding to the thickness of the spacer member 94.
- a spacer member 100 having a plate thickness (B + ⁇ ) and a spacer member 98 having a plate thickness (A + ⁇ ) are provided on the contact blocks 72 ′ and 74 ′ as shown in FIG. It is arranged to abut.
- the distance between the contact portions of the contact terminals 90ai to 90ci and the contact portions of the contact terminals 92ai and 92bi is such that the contact blocks 72 'and 74' approach each other against the elastic force of the elastic member 78 and thus the spacer
- the incremental reduction in thickness of members 100 and 98 is reduced.
- the semiconductor device socket is not limited to such an example, and may be controlled as the pressing mechanism portion 20 instead of the clamshell type pressing mechanism, for example. It may be in a form corresponding to a handler of a transfer robot (not shown).
- the contact block is applied to a clamshell-type socket, but the present invention is not limited to such an example, and can be attached to and detached from other different types of sockets. Of course, it may be applied by being arranged in
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
- Connecting Device With Holders (AREA)
- Connector Housings Or Holding Contact Members (AREA)
- Measuring Leads Or Probes (AREA)
Abstract
Description
14at,46at,72at,74at,66a1,66a7 透孔
40ai,42ai,90ai,92ai コンタクト端子
46、46´、66、66´ コンタクトブロック収容部材
48、78 弾性部材
50、80 位置決めピン
60、62、94、96、98、100 スペーサ部材
Claims (6)
- 半導体装置が配される半導体装置収容部の周囲に形成されるコンタクトブロック収容部に対し着脱可能に配され、該半導体装置の端子に電気的に接続される接点部を、それぞれ、有する薄板状の複数のコンタクト端子を有する少なくとも一つのコンタクトブロックと、
前記少なくとも一つのコンタクトブロックに保持された前記複数のコンタクト端子の接点部の前記半導体装置収容部に配された半導体装置の端子に対する相対位置を調整する位置調整手段と、
を具備して構成される半導体装置用ソケット。 - 前記位置調整手段は、前記コンタクトブロックに位置調整方向に沿って所定の等間隔に設けられる複数個の透孔からなる第1の透孔列と、該第1の透孔列の透孔に対応し異なる相互間隔で前記コンタクトブロック収容部に前記位置調整方向に沿って設けられる複数の透孔からなる第2の透孔列と、前記第1の透孔列において選択された透孔と該第2の透孔列において選択された透孔とに共通して挿入され、前記コンタクトブロックを該コンタクトブロック収容部に位置決めする位置決めピンと、を含んでなることを特徴とする請求項1記載の半導体装置用ソケット。
- 前記位置調整手段は、前記コンタクトブロック収容部の内周面と前記コンタクトブロックの外周面との間に配され、互いに厚さの異なる第1のスペーサ部材および第2のスペーサ部材と、
前記第1のスペーサ部材または第2のスペーサ部材に相対向して前記コンタクトブロック収容部の内周面に配され、前記コンタクトブロックを付勢する弾性部材と、
を含んでなることを特徴とする請求項1記載の半導体装置用ソケット。 - 半導体装置が配される半導体装置収容部の周囲に形成される少なくとも一つのコンタクトブロック収容部に対し着脱可能に配され、該半導体装置の端子に電気的に接続される接点部をそれぞれ、有する薄板状の複数のコンタクト端子を有する第1および第2のコンタクトブロックと、
前記第1および第2のコンタクトブロックに、それぞれ、保持された前記複数のコンタクト端子の接点部の前記半導体装置収容部に配された半導体装置の端子に対する相対位置を調整する位置調整手段と、を備えることを特徴とする請求項1記載の半導体装置用ソケット。 - 前記位置調整手段は、前記第1のコンタクトブロックに位置調整方向に沿って所定の等間隔に設けられる複数個の透孔からなる第1の透孔列と、前記第2のコンタクトブロックに前記位置調整方向に沿って所定の等間隔に設けられる複数個の透孔からなる第2の透孔列と、該第1の透孔列の透孔に対応し異なる相互間隔で前記コンタクトブロック収容部に前記位置調整方向に沿って設けられる複数の透孔からなる第3の透孔列と、該第2の透孔列の透孔に対応し異なる相互間隔で前記コンタクトブロック収容部に前記位置調整方向に沿って設けられる複数の透孔からなる第4の透孔列と、
前記第1の透孔列において選択された透孔と該第3の透孔列において選択された透孔とに挿入され、前記第1のコンタクトブロックを該コンタクトブロック収容部に位置決めする第1の位置決めピンと、前記第2の透孔列において選択された透孔と前記第4の透孔列において選択された透孔とに挿入され、前記第2のコンタクトブロックを前記第1のコンタクトブロックに隣接して該コンタクトブロック収容部に位置決めする第2の位置決めピンと、
を含んでなることを特徴とする請求項4記載の半導体装置用ソケット。 - 前記位置調整手段は、前記コンタクトブロック収容部の内周面と前記第1のコンタクトブロックの外周面との間に配され、互いに厚さの異なる第1のスペーサ部材および第2のスペーサ部材と、
前記コンタクトブロック収容部の内周面と前記第2のコンタクトブロックの外周面との間に配され、互いに厚さの異なる第3のスペーサ部材および第4のスペーサ部材と、
前記コンタクトブロック収容部における前記第1のコンタクトブロックと第2のコンタクトブロックとの間に配され、前記第1のコンタクトブロックおよび第2のコンタクトブロックを互いに離隔する方向に付勢する弾性部材と、
を含んでなることを特徴とする請求項4記載の半導体装置用ソケット。
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CN201080054423.1A CN102640367B (zh) | 2009-12-01 | 2010-10-08 | 具有触点块的半导体装置用插座 |
US13/513,123 US8727792B2 (en) | 2009-12-01 | 2010-10-08 | Semiconductior device socket including contact block |
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JP2009273696A JP5168671B2 (ja) | 2009-12-01 | 2009-12-01 | コンタクトブロックを備える半導体装置用ソケット |
JP2009-273696 | 2009-12-01 |
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JP (1) | JP5168671B2 (ja) |
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JP2014085347A (ja) * | 2012-10-24 | 2014-05-12 | Multitest Elektronische Systeme Gmbh | 電子コンポーネントの高電流検査のための検査ソケットのための接触ばね |
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EP2866036B1 (en) * | 2013-10-28 | 2016-08-10 | Multitest elektronische Systeme GmbH | Screwless contact spring exchange |
JP7485945B2 (ja) | 2020-09-08 | 2024-05-17 | 山一電機株式会社 | 検査用ケルビンコンタクト及び検査用ケルビンソケット並びに検査用ケルビンコンタクトの製造方法 |
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JP2002141151A (ja) * | 2000-11-06 | 2002-05-17 | Texas Instr Japan Ltd | ソケット |
JP4233825B2 (ja) * | 2002-07-09 | 2009-03-04 | 山一電機株式会社 | 半導体装置用ソケット |
JP4471941B2 (ja) * | 2005-03-10 | 2010-06-02 | 山一電機株式会社 | 半導体装置用ソケット |
JP2007035400A (ja) * | 2005-07-26 | 2007-02-08 | Yamaichi Electronics Co Ltd | 半導体デバイス用ソケット |
-
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- 2009-12-01 JP JP2009273696A patent/JP5168671B2/ja active Active
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JPH112656A (ja) * | 1997-06-11 | 1999-01-06 | Hitachi Ltd | 半導体装置の電気特性検査方法、ソケット、テスタおよび検査用トレー |
JP2003115361A (ja) * | 2001-10-03 | 2003-04-18 | Yamaichi Electronics Co Ltd | Icソケット |
JP2004014470A (ja) * | 2002-06-11 | 2004-01-15 | Yamaichi Electronics Co Ltd | Icソケット |
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JP2014085347A (ja) * | 2012-10-24 | 2014-05-12 | Multitest Elektronische Systeme Gmbh | 電子コンポーネントの高電流検査のための検査ソケットのための接触ばね |
US9671428B2 (en) | 2012-10-24 | 2017-06-06 | Multitest Elektronische Systeme Gmbh | Contact spring for a testing base for the high current testing of an electronic component |
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US8727792B2 (en) | 2014-05-20 |
TW201136072A (en) | 2011-10-16 |
CN102640367A (zh) | 2012-08-15 |
JP5168671B2 (ja) | 2013-03-21 |
CN102640367B (zh) | 2014-11-12 |
US20120233853A1 (en) | 2012-09-20 |
TWI412191B (zh) | 2013-10-11 |
JP2011119070A (ja) | 2011-06-16 |
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