WO2017145656A1 - 半導体装置の着脱方法、および、その方法が用いられる半導体装置の着脱装置 - Google Patents
半導体装置の着脱方法、および、その方法が用いられる半導体装置の着脱装置 Download PDFInfo
- Publication number
- WO2017145656A1 WO2017145656A1 PCT/JP2017/003217 JP2017003217W WO2017145656A1 WO 2017145656 A1 WO2017145656 A1 WO 2017145656A1 JP 2017003217 W JP2017003217 W JP 2017003217W WO 2017145656 A1 WO2017145656 A1 WO 2017145656A1
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- WIPO (PCT)
- Prior art keywords
- semiconductor device
- holding
- socket body
- socket
- plate
- Prior art date
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/26—Testing of individual semiconductor devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2855—Environmental, reliability or burn-in testing
- G01R31/286—External aspects, e.g. related to chambers, contacting devices or handlers
- G01R31/2865—Holding devices, e.g. chucks; Handlers or transport devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2855—Environmental, reliability or burn-in testing
- G01R31/286—External aspects, e.g. related to chambers, contacting devices or handlers
- G01R31/2863—Contacting devices, e.g. sockets, burn-in boards or mounting fixtures
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2886—Features relating to contacting the IC under test, e.g. probe heads; chucks
- G01R31/2891—Features relating to contacting the IC under test, e.g. probe heads; chucks related to sensing or controlling of force, position, temperature
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R33/00—Coupling devices specially adapted for supporting apparatus and having one part acting as a holder providing support and electrical connection via a counterpart which is structurally associated with the apparatus, e.g. lamp holders; Separate parts thereof
- H01R33/74—Devices having four or more poles, e.g. holders for compact fluorescent lamps
- H01R33/76—Holders with sockets, clips, or analogous contacts adapted for axially-sliding engagement with parallely-arranged pins, blades, or analogous contacts on counterpart, e.g. electronic tube socket
Definitions
- the present invention relates to a semiconductor device attaching / detaching method and a semiconductor device attaching / detaching device using the method.
- an attachment / detachment device for a semiconductor device includes an IC socket operating member that moves up and down a cover member of a semiconductor device socket, a material handling unit of a transfer robot, an IC socket operating member, And a control unit that controls the operation of the material handling unit.
- the IC socket actuating member is supported so as to be movable up and down by a lifting mechanism provided around the semiconductor device socket.
- the material handling unit includes one suction pipe having a suction pad that holds the semiconductor device, a floating member that supports the suction pipe, and a floating portion support shaft that movably supports the floating member.
- the electrodes of the semiconductor device as described above are arranged at a fine pitch (narrow pitch), and the semiconductor device is reduced in weight and its thickness tends to be reduced.
- the semiconductor device when the semiconductor device is reduced in weight and thinned, when the semiconductor device naturally falls from directly above the positioning member, the semiconductor device may collide with the guide wall in the semiconductor device housing portion and rebound. As a result, the semiconductor device may not be installed at a proper position in the semiconductor device housing portion and may not be reliably electrically connected to the contact terminal.
- warping of the device may occur as the semiconductor device becomes lighter and its thickness becomes thinner.
- the semiconductor device is not pressed evenly, and all the electrodes of the semiconductor device are all.
- the present invention relates to a method for attaching and detaching a semiconductor device, and a device for attaching and detaching a semiconductor device to which the method is used, in which the semiconductor device is reduced in weight and thickness is reduced.
- an object of the present invention is to provide a method for attaching and detaching a semiconductor device that can be reliably attached to and detached from the semiconductor device housing portion without warping the semiconductor device, and a semiconductor device attaching and detaching device using the method.
- a method for attaching and detaching a semiconductor device includes providing a semiconductor device and a hole in a suction means of a transfer robot that holds or releases the semiconductor device with respect to a socket body from which the semiconductor device is attached and detached.
- a contact terminal provided on the socket body for moving the semiconductor device and the transfer robot holding the plate-like member, and moving the plate-like member and the electrode portion of the semiconductor device to the socket body.
- the method for attaching and detaching a semiconductor device includes the step of holding the semiconductor device to the suction means of the transfer robot that holds or releases the semiconductor device with respect to the socket body to which the semiconductor device is attached and detached, and attaches and detaches the semiconductor device; After moving the transfer robot holding the semiconductor device and positioning the electrode portion of the semiconductor device with respect to the contact portion of the contact terminal provided on the socket body, the electrode portion of the semiconductor device is contacted with the contact terminal provided on the socket body. And a step of causing the holding member of the latch mechanism in the socket body to perform an operation of holding the semiconductor device on the socket body while being stopped in the vicinity of the portion.
- a semiconductor device attaching / detaching device includes a semiconductor device and a plate disposed on a pressing member of a latch mechanism that is arranged on a socket body from which the semiconductor device is attached and detached and holds the semiconductor device and a plate-like member having a hole.
- Latch mechanism drive control mechanism section for holding or releasing the holding member in the socket body housing section, and the suction means of the transfer robot for holding or releasing the semiconductor device and the plate-like member and attaching to and detaching from the socket body
- the suction means of the transfer robot performs the operation of holding the semiconductor device and the plate-like member, and the transfer robot
- the suction means is moved so that the plate member and the electrode portion of the semiconductor device are connected to the contact terminal provided in the housing portion of the socket body.
- a control unit that causes the latch mechanism drive control mechanism unit to perform an operation of holding the plate-like member and the semiconductor device in the housing unit of the socket body while being stopped in the vicinity of the unit.
- the semiconductor device attaching / detaching device includes an operation of holding the semiconductor device in the housing portion of the socket body in the holding member of the latch mechanism that is disposed in the socket body from which the semiconductor device is attached / detached and holds the semiconductor device, Alternatively, a latch mechanism drive control mechanism for performing the releasing operation, a suction means of the transfer robot that holds or releases the semiconductor device and attaches / detaches to / from the socket body, and an electrode portion of the semiconductor device held by the suction means of the transfer robot; An optical positioning means for optically positioning with respect to a contact portion of a contact terminal provided in a housing portion of the socket body, and a suction means of a transfer robot holding the semiconductor device are moved, and an electrode of the semiconductor device is moved to the optical positioning means.
- the holding member of the latch mechanism in the socket body and the latch mechanism drive control mechanism portion perform the operation of holding the semiconductor device in the housing portion of the socket body. And a control unit.
- the semiconductor device can be securely attached to and detached from the semiconductor device housing portion without warping the semiconductor device.
- FIG. 1 is a diagram showing an overall configuration of a semiconductor device attaching / detaching apparatus to which a first embodiment of a semiconductor device attaching / detaching method according to the present invention is applied;
- FIG. FIGS. 3A and 3B are diagrams used for explaining the operation in the pickup station of the semiconductor device attaching / detaching apparatus shown in FIG. It is a figure with which it uses for operation
- FIGS. 5A and 5B are diagrams used for explaining the operation in the socket station of the semiconductor device attaching / detaching device shown in FIG. It is a figure with which it uses for operation
- FIGS. 8A and 8B are diagrams used for explaining operations in the example shown in FIG.
- FIG. 2 schematically shows the overall configuration of a semiconductor device attaching / detaching apparatus to which the first embodiment of the semiconductor device attaching / detaching method according to the present invention is applied.
- the semiconductor device socket 2 used for the burn-in test is attached to and detached from the semiconductor device socket 2.
- a plurality of semiconductor device sockets 2 are fixed on a wiring pitch expansion board PCB1 which is arranged in a plurality of vertical and horizontal directions on a predetermined printed wiring board PCB2.
- the wiring pitch expansion board PCB1 is electrically connected to the printed wiring board PCB2 via the board connection connector BC.
- a single semiconductor device socket 2 is shown as a representative of the socket station.
- the semiconductor device socket 2 is, for example, an open top type socket, and is disposed on a socket body 30 fixed on the wiring pitch expansion board PCB1 and a semiconductor device housing portion 30a in the center of the socket body 30 and will be described later.
- a contact terminal group 36 composed of a plurality of contact terminals for electrically connecting the device 16 and the conductive layer of the wiring pitch expansion substrate PCB1 and the semiconductor device 16 mounted in the semiconductor device housing portion 30a are selectively contact terminals.
- the main mechanism includes a latch mechanism 32 that holds the group 36 and a cover member 34 that is supported by the socket body 30 so as to be movable up and down and controls the operation of the latch mechanism 32.
- the semiconductor device 16 is, for example, a relatively thin BGA type substantially square or rectangular semiconductor element, and has an electrode surface 16E in which a plurality of electrode portions are formed at predetermined intervals in the vertical and horizontal directions.
- the plurality of electrode portions are formed, for example, at intervals of 0.2 mm.
- the semiconductor device 16 is not limited to such an example, and may be, for example, an LGA type semiconductor element.
- the electrode group is formed at a predetermined position on the wiring pitch expansion board PCB1 so as to correspond to a plurality of contact terminals constituting the contact terminal group 36 of the socket body 30.
- the electrode group is electrically connected through a conductor layer to a connector connecting end connected to the board connecting connector BC.
- the electrode group is connected to fixed terminal portions of a plurality of contact terminals provided on the socket body 30 arranged on the wiring pitch expansion board PCB1.
- the socket body 30 is formed of, for example, a resin material.
- the movable contact parts of the plurality of contact terminals are projected at a predetermined mutual interval, for example, 0.2 mm.
- Each contact terminal is formed of, for example, a thin plate metal material and is formed corresponding to each electrode portion of the semiconductor device 16 to be mounted, a fixed terminal portion fixed to the wiring pitch expansion board PCB1, It consists of a connecting part (both not shown) that connects the movable contact part and the fixed terminal part.
- the contact terminal is not limited to such an example, and may be a so-called pogo pin (registered trademark) or a probe pin, for example.
- the latch mechanism 32 is provided facing each other at the peripheral edge of the semiconductor device housing portion 30a of the socket body 30.
- the latch mechanism 32 includes a pressing member 32P as disclosed in Patent Document 1, for example.
- Each pressing member 32P has a base end portion that is rotatably supported by a wall portion that forms the semiconductor device housing portion 30a of the socket body 30, and an abutment that selectively abuts or separates from the outer peripheral portion of the semiconductor device 16. Part, and the connection part which connects a base end part and a contact part.
- the base end portion is formed with a protruding piece that engages with the lower end of the cover member 34 when the cover member 34 is in the lowest end position. Yes.
- each pressing member 32P is close to the contact terminal side.
- a coil spring (not shown) for urging is provided.
- the latch mechanism drive control mechanism is formed by the cover member 34 and the coil spring.
- the contact portion of the pressing member 32P is the semiconductor device. 16 and the plate-like member 14 so as to be separated from the semiconductor device housing portion 30a and wait.
- the contact portion of the pressing member 32P enters the semiconductor device housing portion 30a as shown in FIG. The holding position for holding the semiconductor device 16 is assumed.
- the distance DA between them is set to be equal to or less than the total thickness of the stacked semiconductor device 16 and plate-like member 14.
- the cover member 34 has an opening 34a through which the semiconductor device 16 and the plate-like member 14 pass.
- the cover member 34 is supported by the socket body 30 so as to be movable up and down with respect to the socket body 30.
- a coil spring (not shown) that urges the cover member 34 away from the socket body 30, that is, upward, is provided between a plurality of recesses provided around the opening 34 a and the recesses of the socket body 30. ) Is provided.
- an inserter head 10 of an inserter is disposed above the socket 2 for a semiconductor device.
- the inserter head 10 includes a plurality of suction pipes 12A to 12C having suction pads for selectively holding the semiconductor device 16 and the plate-like member 14 while causing the cover member 34 to move up and down.
- the latch drive control mechanism is formed by the inserter head 10 and the cover member 34.
- the inserter is fixed to the arm of the transfer robot (not shown).
- the transfer robot moves between the socket station described above and a predetermined pickup station described later along a movement path according to a predetermined program.
- the pickup station has a tray 6 on which a predetermined number of semiconductor devices 16 to be used for testing are arranged, and the same number as the number of semiconductor devices 16.
- a tray 4 on which the plate-like member 14 is disposed.
- the number of the semiconductor devices 16 in the tray 6 and the number of the plate-like members 14 in the tray 4 may be different without being limited to such an example.
- the inserter head 10 can be moved up and down along the Z coordinate axis by a head driving unit 10D provided in the inserter.
- the inserter head 10 is movable along the X coordinate axis and the Y coordinate axis parallel to the arrangement direction of the semiconductor device sockets 2 arranged vertically and horizontally in a common plane.
- the Z coordinate axis is set along the direction in which the semiconductor device 16 and the plate member 14 are attached to and detached from the socket body 30.
- the inserter head 10 can be rotated around the Z coordinate axis with the suction pipes 12A to 12C by the head driving unit 10D.
- the suction pipes 12A to 12C are supported by the inserter head 10 so as to be movable relative to the inserter head 10 by a floating mechanism (not shown).
- suction pads are respectively provided.
- the suction pad holds or releases one plate-like member 14 and holds or releases one semiconductor device 16 through the hole 14 a of the plate-like member 14.
- the suction pipes 12A, 12B, 12C are arranged in a line with a predetermined interval.
- Each suction pad is made of, for example, an elastic material, and has a suction surface that sucks the semiconductor device 16 and the plate-like member on one end face. Further, the suction pad has a through hole that constitutes a part of the suction passage of the suction pipes 12A to 12C and opens to the suction surface. The other end of the suction pad is coupled to one end of the suction pipes 12A to 12C. The other ends of the suction pipes 12A to 12C are connected to an air pressure adjusting unit 12D including a suction pump (not shown). The operation of the air pressure adjusting unit 12D is controlled by a control unit described later.
- the semiconductor device 16 and the plate-like member 14 subjected to the test are sucked and held by the suction surface of the suction pad through the suction passage made up of the suction pipes 12A to 12C when the suction pump is activated. .
- the plate-like member 14 is formed of a heat-resistant resin material such as polycarbonate or polyetherimide and has substantially the same dimensions as the external dimensions of the semiconductor device 16.
- the plate-like member 14 has a thickness of about 1 mm, and has a small hole 14a at a substantially central portion. The position of the hole 14a may be appropriately set according to the position of the suction pad of the suction pipe 12B.
- the inserter further includes a mobile imaging device for imaging the alignment mark of the semiconductor device 16 and the alignment mark of the socket 2 for the semiconductor device.
- the mobile imaging device includes a half mirror unit 20 and a CCD camera 22, and is interposed between the inserter head 10 shown in FIG. 2 and the cover member 34 of the semiconductor device socket 2 via the imaging device moving mechanism 24. And a predetermined standby position in the inserter.
- the mobile imaging device is inserted between the inserter head 10 and the cover member 34 of the semiconductor device socket 2 along the direction indicated by the arrow F in FIG. 2, and also along the direction indicated by the arrow B in FIG. Then, it is retracted from between the inserter head 10 and the cover member 34 of the semiconductor device socket 2.
- the operation of the imaging device moving mechanism 24 is controlled by a control unit described later.
- the half mirror unit 20 has a ring illumination lamp 20L1 facing the inserter head 10 and a ring illumination lamp 20L2 facing the cover member 34 of the semiconductor device socket 2 at the upper and lower ends of the housing.
- a half mirror 20HM is disposed on a predetermined optical axis inside the half mirror unit 20.
- the alignment marks of the semiconductor device 16 are provided facing each other at two predetermined locations on the periphery of the electrode surface 16E.
- the alignment marks of the semiconductor device socket 2 are provided, for example, at two predetermined locations around the contact terminal group 36 so as to face each other. Instead of the alignment mark, a mark such as a protrusion that can be recognized by the CCD camera 22 may be used.
- the ring illumination lamp 20L1 when the ring illumination lamp 20L1 is turned on, the reflected light from the electrode surface 16E of the semiconductor device 16 is guided to the imaging unit of the CCD camera 22 through the half mirror 20HM, and the ring illumination lamp 20L1 is turned off.
- the ring illumination lamp 20L2 When the ring illumination lamp 20L2 is turned on, the reflected light from the periphery of the contact terminal group 36 in the semiconductor device socket 2 is guided to the imaging unit of the CCD camera 22 through the half mirror 20HM.
- the inserter includes a control unit that performs up-and-down movement of the inserter head 10, suction operation of the suction pad, and drive control of the imaging device moving mechanism unit 24 to adjust the relative position of the alignment mark described above. 50 is further provided.
- the control unit 50 includes imaging data IPD representing the positions of the alignment marks of the semiconductor device 16 and the semiconductor device socket 2 from the CCD camera 22. Is supplied.
- the control unit 50 performs predetermined image extraction and image conversion processing based on the imaging data IPD, compares the data obtained by the image conversion processing with the coordinate data and image data of each registered alignment mark, A central processing unit that forms a position adjustment control signal and supplies it to the head drive unit 10D, an inserter, a mobile imaging device, an imaging device moving mechanism unit 24, and a program for operation control of the air pressure adjustment unit 12D
- the storage unit 50M stores data, data representing the type and quantity of the semiconductor device 16 to be tested, coordinate data of each registered alignment mark, and image data.
- the storage unit 50M also stores data such as the position and orientation along the trajectory designated in advance by predetermined teaching regarding the above-described transfer robot and inserter.
- the data input unit is, for example, an input unit including a keyboard, and a control command data group including mounting command data, test start command data, test end command data, and the like of the semiconductor device 16 and the plate-like member 14 is set at a predetermined timing. To the control unit 50.
- a display unit (not shown) is connected to the control unit 50.
- the display unit displays the semiconductor device 16 in the arbitrary semiconductor device socket 2 and the mounting state of the plate-like member 14 based on the display signal from the central processing unit, and the semiconductor device 16 in the arbitrary semiconductor device socket 2. A display indicating that the removal is complete is performed.
- the control unit 50 when the semiconductor device 16 is mounted in the semiconductor device socket 2, the control unit 50 first moves the tray 4 from the predetermined home position at the pickup station as shown in FIG. The inserter head 10 descends to a predetermined position toward the plate-like member 14 in the tray 4 on the basis of a control command data group representing a mounting command, and the suction pads of the suction pipes 12A and 12C are moved. The plate member 14 is adsorbed. Next, the control unit 50 forms control signals Ca and Cb and supplies them to the head driving unit 10D and the air pressure adjusting unit 12D. At that time, the suction pad of the suction pipe 12B is brought into contact with the peripheral edge of the hole 14a so as to communicate with the hole 14a of the plate-like member 14.
- the inserter head 10 is lowered to a predetermined position, and the suction pump is operated to hold the plate-like member 14 with the suction pads of the suction pipes 12A and 12C.
- the transfer robot with the inserter is transferred to a position directly above the tray 6.
- the inserter head 10 descends toward the semiconductor device 16 in the tray 6 while holding the plate-like member 14. At that time, the plate-like member 14 and the semiconductor device 16 are aligned so as to overlap each other.
- the suction pump is operated, and the semiconductor device 16 is sucked and held by the plate-like member 14 through the hole 14a of the plate-like member 14 and the suction pad of the suction pipe 12B.
- the inserter head 10 is raised.
- the transfer robot with the inserter is transferred to a position directly above the semiconductor device socket 2 in the socket station. Note that when the semiconductor device 16 is placed on the tray 6 in a dead bug state (when the electrode surface 16E faces the suction pad), the semiconductor device 16 may be first placed in a live bug state.
- the control unit 50 first adjusts the relative position of the alignment mark. That is, as shown in FIG. 2, in order to move the half mirror unit 20 of the mobile imaging device between the semiconductor device 16 and the cover member 34 of the semiconductor device socket 2, a control signal Cc is formed, Is supplied to the imaging device moving mechanism 24. As a result, the half mirror unit 20 of the mobile imaging device is moved between the semiconductor device 16 and the cover member 34.
- the control unit 50 performs predetermined image extraction and image conversion processing based on the imaging data IPD, and compares the data obtained by the image conversion processing with the coordinate data and image data of each registered alignment mark.
- the position adjustment control signal is formed so that the relative position of the alignment mark (centroid of the alignment mark) of the semiconductor device 16 with respect to the alignment mark (centroid of the alignment mark) in the semiconductor device socket 2 is matched. Is supplied to the head driving unit 10D. Thereby, the alignment of each electrode portion on the electrode surface 16E of the semiconductor device 16 and the contact portion of the contact terminal constituting the contact terminal group 36 in the semiconductor device socket 2 is completed.
- the inserter head 10 is lowered in the direction indicated by the arrow D, that is, toward the semiconductor device socket 2, and the inserter head 10 is brought into contact with the upper surface of the cover member 34.
- the cover member 34 is attached to the coil spring as shown in FIG.
- the control signal Ca is generated to be lowered by a predetermined amount against the urging force and held at the lowermost end, and is supplied to the head driving unit 10D.
- the plate-like member 14 and the semiconductor device 16 follow the operation of the inserter head 10 by a floating device (not shown), and the electrode surface 16E of the semiconductor device 16 Stopped at a position near the movable contact portion of the contact terminal.
- the inserter head 10 causes the cover member 34 to be separated from the socket body 30.
- the contact portion of each pressing member 32 ⁇ / b> P becomes the plate-like member 14. Abutting on the outer peripheral surface of the head, the holding position is taken.
- the control unit 50 stops supplying the control signal Cb. Note that both or any of the suction states of the suction pipes 12A and 12C may be stopped.
- each electrode portion of the electrode surface 16E of the semiconductor device 16 is electrically connected to the movable contact portion of the contact terminal without being displaced with respect to the normal position. Therefore, even if the semiconductor device 16 is light, there is no bounce in the seating and it can be reliably pressed by the latch. When the semiconductor device 16 is warped, even if one of the latches comes into contact with the semiconductor device 16 first, the other portion does not jump up and can be stably suppressed by the latch.
- the transfer robot with the inserter is returned to the position just above the tray 4 as described above.
- the other remaining plate members 14 in the tray 4 are sequentially held by the suction pads of the suction pipes 12A and 12C.
- the remaining semiconductor device 16 in the tray 6 is repeatedly sucked and held on the plate-like member 14 through the suction pad and the hole 14a of the suction pipe 12B, and the other remaining semiconductor devices in the socket station. Also for the socket 2, the mounting of the semiconductor device 16 and the plate member 14 is repeated in the same procedure as described above.
- the inserter head 10 is lowered toward the semiconductor device socket 2 and the inserter head 10 is moved to the semiconductor device socket.
- the socket 2 is brought into contact with the upper surface of the cover member 34.
- the cover member 34 is lowered by a predetermined amount against the urging force of the coil spring in order to separate the contact portion of the pressing member 32P of the latch mechanism 32 from the plate-like member 14 and take the standby position.
- a control signal Ca is formed to be held at the lowermost end, and is supplied to the head driving unit 10D.
- the suction pads of the suction pipes 12A to 12C follow the operation of the inserter head 10 and come into contact with the plate member 14 by a floating device (not shown).
- the control unit 50 forms a control signal Cb so that the suction pad holds the plate-like member 14 and the tested semiconductor device, and supplies it to the air pressure adjusting unit 12D.
- a control signal Ca is generated and supplied to the head drive unit 10D. Thereby, the plate-like member 14 and the semiconductor device 16 are held by the suction pads of the suction pipes 12A to 12C.
- the inserter head 10 is raised so that the cover member 34 of the socket 2 for a semiconductor device is separated from the socket body 30.
- the removal of the tested semiconductor device and the plate-like member 14 from the semiconductor device socket 2 is completed.
- the plate-like member 14 held by the suction pads of the suction pipes 12A and 12C is returned to the tray 4 and reused by the transfer robot.
- the tested semiconductor device is returned to the tray 6 by the transfer robot.
- the tray 4 for storing the plate-like member 14 is provided in the pickup station.
- the present invention is not limited to such an example.
- the plate-like member 14 is not provided without providing the tray 4.
- it may be arranged in advance in the semiconductor device housing portion 30a of the socket body 30 in the socket 2 for semiconductor devices at the socket station. In such a case, the following steps (1) to (3) are performed, and the plate member 14 and the semiconductor device 16 can be attached to and detached from the semiconductor device housing portion 30a of the socket body 30. (1) After the inserter moves directly above the semiconductor device socket 2, the inserter head 10 pushes down the cover member 34.
- the plate member 14 By using the plate member 14 as in the above example, the following effects are obtained. 1) Scratches on the upper surface of the device (such as scratches caused by latches) can be prevented. The device can be prevented from being damaged and warped, and the device causing the warp can be corrected. 2) The thickness of the plate-like member can be adjusted to cope with a change in device thickness. By giving the plate-like member strength as a stiffener, damage to the device can be prevented. 3) Device deformation can be prevented. 4) By making the plate-like member with a transparent material, the mark and name of the device can be confirmed. Even if the material is not transparent, a hole may be formed to confirm the mark and name of the device. 5) Since the plate-like member has thermal conductivity, it can be used as a heat sink. 6) When the plate-like member is made of a material having electrical conductivity, when the latch or the cover has electrical conductivity, it becomes a countermeasure against static electricity.
- FIGS. 8A and 8B schematically show the configuration of a second embodiment of a semiconductor device attaching / detaching device to which an example of the semiconductor device attaching / detaching method according to the present invention is applied.
- FIGS. 8A and 8B the same components in the example shown in FIG. 2 are denoted by the same reference numerals, and redundant description thereof is omitted.
- the semiconductor device 16 is held by the suction force of the suction pad of the suction pipe 12 ⁇ / b> B via the plate-like member 14, but instead, FIG. 7 and FIG.
- the semiconductor device 16 ' is configured to be directly held by the suction pad of the suction pipe 12B.
- the movable imaging device and the imaging device moving mechanism unit including the head driving unit 10D, the half mirror unit 20, and the CCD camera 22 described above. 24, a control unit 50, and the like.
- the control unit 50 when mounting the semiconductor device 16 ′ in the semiconductor device socket 2, the control unit 50 first transfers the transfer robot from a predetermined home position to a position directly above the tray 6 at the pickup station. Next, the inserter head 10 is lowered to a predetermined position toward the semiconductor device 16 in the tray 6. At the same time, the suction pump is operated, and the semiconductor device 16 'is sucked and held by the suction pad of the suction pipe 12B. The inserter head 10 is raised again in the state of being sucked and held, and as shown in FIG. 7, the transfer robot with the inserter is transferred to a position just above the semiconductor device socket 2 in the socket station.
- control unit 50 adjusts the relative position of the alignment mark in the same manner as in the above example. Thereby, the alignment of each electrode portion on the electrode surface 16′E of the semiconductor device 16 ′ and the contact portion of the contact terminal constituting the contact terminal group 36 in the semiconductor device socket 2 is completed.
- the inserter head 10 is lowered toward the semiconductor device socket 2, and the inserter head 10 is brought into contact with the upper surface of the cover member 34 of the semiconductor device socket 2.
- the abutting portion of the pressing member 32P of the latch mechanism 32 is separated from the semiconductor device housing portion 30a and is in a standby position (a position where the cover member 34 is lowered by a predetermined amount against the biasing force of the coil spring and held at the lowermost end) Therefore, as shown in FIG. 8A, the control signal Ca is generated and supplied to the head driving unit 10D.
- the semiconductor device 16 ′ held by the suction pad of the suction pipe 12B follows the operation of the inserter head 10 by a floating device (not shown).
- the electrode surface 16 ′ E of 16 ′ is stopped at a position near the movable contact portion of the contact terminals constituting the contact terminal group 36.
- the inserter head 10 is raised so that the cover member 34 of the semiconductor device socket 2 is separated from the socket body 30. Immediately after the ascent starts, the cover member 34 is separated from the socket body 30 by the elastic force of the coil spring. At this time, the abutting portions of the pressing members 32P of the latch mechanism 32 abut on the outer peripheral surface of the semiconductor device 16 'and take the holding position.
- the control unit 50 stops supplying the control signal Cb. Thereby, each electrode part of electrode surface 16'E of semiconductor device 16 'does not shift
- the transfer robot with the inserter is returned to the position directly above the tray 6, and the other remaining semiconductor devices 16 in the tray 6 are sequentially placed by the suction pads of the suction pipe 12B. It is repeated that 'is sucked and held.
- the mounting of the semiconductor device 16 ′ is repeated in the same procedure as described above for the remaining semiconductor device sockets 2 in the socket station.
- the inserter is transferred to a position directly above the semiconductor device socket 2 in the socket station, and then the inserter is inserted.
- the head 10 is lowered toward the semiconductor device socket 2, and the inserter head 10 is brought into contact with the upper surface of the cover member 34 of the semiconductor device socket 2.
- the contact portion of the pressing member 32P of the latch mechanism 32 is separated from the semiconductor device, and a standby position (a position where the cover member 34 is lowered by a predetermined amount against the biasing force of the coil spring and held at the lowermost end).
- the control signal Ca is generated and supplied to the head driving unit 10D.
- the suction pad of the suction pipe 12B follows the operation of the inserter head 10 by a floating device (not shown) and comes into contact with the outer peripheral portion of the tested semiconductor device.
- the control unit 50 forms a control signal Cb so that the suction pad holds the tested semiconductor device, supplies the control signal Cb to the air pressure adjusting unit 12D, and raises the inserter head 10.
- Ca is formed and supplied to the head driving unit 10D.
- the tested semiconductor device is held by the suction pad of the suction pipe 12B.
- the inserter head 10 is raised such that the cover member 34 of the semiconductor device socket 2 is separated from the socket body 30. Therefore, the removal of the tested semiconductor device from the semiconductor device socket 2 is completed. Thereafter, the semiconductor device held by the suction pad of the suction pipe 12B is returned to the tray 6 by the transfer robot.
- the device is easily maintained because the device is attracted only once from above. Further, the attaching / detaching device and the operation process are simplified. Since the semiconductor device socket does not require a suction hole, the degree of freedom in designing the semiconductor device socket is increased. Easy to use even when the socket for a semiconductor device is mounted on a printed circuit board.
- the semiconductor device socket to which the example of the method for attaching and detaching a semiconductor device according to the present invention is applied is an open top type, but is not limited to such an example, for example, a clamshell type
- the present invention may be applied to a semiconductor device socket.
- the inserter may be semi-automatic or manual as well as fully automatic.
Abstract
Description
が供給される。
(1)インサーターが半導体装置用ソケット2の真上に移動した後、インサーターヘッド10がカバー部材34を押し下げる。次にインサーターの吸引パイプ12Aおよび12Cの吸着パッドにより、板状部材14が吸引保持された状態で、(2)インサーターヘッド10の上昇とともにカバー部材34がコイルスプリングの弾性力により上昇され、板状部材14を吸着保持した状態でインサーターヘッド10および搬送ロボットが、ピックアップステーションにおけるトレー6に移動し、板状部材14を介して吸引パイプ12Bの吸着パッドで半導体装置16を保持した状態でソケットステーションにおける半導体装置用ソケット2の真上に移動し、上述した一連の板状部材14および半導体装置16の装着動作を行い、(3)バーンイン試験終了後、上述したように、ソケットステーションにおける半導体装置用ソケット2から試験済みの半導体装置および板状部材14が取り出され、試験済みの半導体装置が、トレー6に戻され、板状部材14は、半導体装置用ソケット2内に戻される。
1)デバイス上面の傷(ラッチによる擦り傷など)を防止できる。デバイスの破損、反りを防止できるとともに、反りを生じているデバイスを矯正することもできる。
2)板状部材の厚みを調整し、デバイス厚みの変更に対応できる。板状部材をスティフナーとして強度を持たせることにより、デバイスの破損を防止できる。
3)デバイスの変形を防止できる。
4)板状部材を透明性のある材料で作ることにより、デバイスのマーク、名称などを確認できる。材料の透明性がなくとも、デバイスのマーク、名称などを確認するために穴が開いていても良い。
5)板状部材が、熱伝導性を有することにより、ヒートシンクとして使用できる。
6)板状部材が、電気伝導性を有する材料で作られることにより、ラッチやカバーが電気導電性を有する場合、静電気対策となる。
10 インサーターヘッド
12A、12B、12C 吸引パイプ
14 板状部材
16,16´ 半導体装置
20 ハーフミラーユニット
22 CCDカメラ
30 ソケット本体
32 ラッチ機構
32a 押え部材
34 カバー部材
50 制御ユニット
Claims (4)
- 半導体装置が着脱されるソケット本体に対し該半導体装置を保持または解放し着脱する搬送ロボットの吸着手段に前記半導体装置と孔を有する板状部材とを重ねて保持する動作を行わせる工程と、
前記半導体装置および板状部材を保持した搬送ロボットを移動させ、該板状部材および半導体装置の電極部を、前記ソケット本体に設けられるコンタクト端子の接点部近傍で停止させた状態で前記ソケット本体におけるラッチ機構の押え部材に、前記板状部材および半導体装置をソケット本体に保持する動作を行わせる工程と、
を含んでなる半導体装置の着脱方法。 - 半導体装置が着脱されるソケット本体に対し該半導体装置を保持または解放し着脱する搬送ロボットの吸着手段に前記半導体装置を保持する動作を行わせる工程と、
前記半導体装置を保持した搬送ロボットを移動させ、該半導体装置の電極部を、前記ソケット本体に設けられるコンタクト端子の接点部に対し位置決めした後、該半導体装置の電極部を、前記ソケット本体に設けられるコンタクト端子の接点部近傍で停止させた状態で前記ソケット本体におけるラッチ機構の押え部材に、前記半導体装置をソケット本体に保持する動作を行わせる工程と、
を含んでなる半導体装置の着脱方法。 - 半導体装置が着脱されるソケット本体に配され該半導体装置と孔を有する板状部材とを重ねて保持するラッチ機構の押え部材に、該半導体装置および板状部材をソケット本体の収容部に保持する動作、または解放する動作を行わせるラッチ機構駆動制御機構部と、
前記半導体装置および板状部材を保持または解放し前記ソケット本体に対し着脱する搬送ロボットの吸着手段と、
前記ラッチ機構駆動制御機構部によりラッチ機構の押え部材が前記ソケット本体の収容部から離隔されるとき、前記搬送ロボットの吸着手段に前記半導体装置および板状部材を保持する動作を行わせるとともに、前記搬送ロボットの吸着手段を移動させ、該板状部材および半導体装置の電極部を、前記ソケット本体の収容部に設けられるコンタクト端子の接点部近傍で停止させた状態で前記ラッチ機構の押え部材に、前記板状部材および半導体装置をソケット本体の収容部に保持する動作を前記ラッチ機構駆動制御機構部に行わせる制御部と、
を具備して構成される半導体装置の着脱装置。 - 半導体装置が着脱されるソケット本体に配され該半導体装置を保持するラッチ機構の押え部材に、該半導体装置をソケット本体の収容部に保持する動作、または解放する動作を行わせるラッチ機構駆動制御機構部と、
前記半導体装置を保持または解放し前記ソケット本体に対し着脱する搬送ロボットの吸着手段と、
前記搬送ロボットの吸着手段に保持された前記半導体装置の電極部と前記ソケット本体の収容部に設けられるコンタクト端子の接点部に対し光学的に位置決めする光学的位置決め手段と、
前記半導体装置を保持した搬送ロボットの吸着手段を移動させ、前記光学的位置決め手段に、該半導体装置の電極部を、前記ソケット本体に設けられるコンタクト端子の接点部に対し位置決めする動作を行わせるとともに、該半導体装置の電極部を、前記コンタクト端子の接点部近傍で停止させた状態で前記ソケット本体におけるラッチ機構の押え部材に、前記半導体装置をソケット本体の収容部に保持する動作を前記ラッチ機構駆動制御機構部に行わせる制御部と、
を具備して構成される半導体装置の着脱装置。
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Citations (4)
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JPS60189977U (ja) * | 1984-05-29 | 1985-12-16 | 日立電子エンジニアリング株式会社 | 薄形ic用ソケツト |
JP2000003768A (ja) * | 1998-06-12 | 2000-01-07 | Fujitsu Ltd | 半導体素子のコンコクタ及びその使用方法 |
JP2001133515A (ja) * | 1999-11-09 | 2001-05-18 | Nec Corp | 半導体装置のテスト治具 |
JP4312685B2 (ja) * | 2004-08-31 | 2009-08-12 | 山一電機株式会社 | 半導体装置の着脱方法、それが用いられる半導体装置の着脱装置、および半導体装置用ソケット |
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JPS60189977U (ja) * | 1984-05-29 | 1985-12-16 | 日立電子エンジニアリング株式会社 | 薄形ic用ソケツト |
JP2000003768A (ja) * | 1998-06-12 | 2000-01-07 | Fujitsu Ltd | 半導体素子のコンコクタ及びその使用方法 |
JP2001133515A (ja) * | 1999-11-09 | 2001-05-18 | Nec Corp | 半導体装置のテスト治具 |
JP4312685B2 (ja) * | 2004-08-31 | 2009-08-12 | 山一電機株式会社 | 半導体装置の着脱方法、それが用いられる半導体装置の着脱装置、および半導体装置用ソケット |
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