WO2010002091A1 - 힌지 구조를 갖는 캔틸레버형 미세 접촉 프로브 - Google Patents
힌지 구조를 갖는 캔틸레버형 미세 접촉 프로브 Download PDFInfo
- Publication number
- WO2010002091A1 WO2010002091A1 PCT/KR2009/000875 KR2009000875W WO2010002091A1 WO 2010002091 A1 WO2010002091 A1 WO 2010002091A1 KR 2009000875 W KR2009000875 W KR 2009000875W WO 2010002091 A1 WO2010002091 A1 WO 2010002091A1
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- WIPO (PCT)
- Prior art keywords
- contact
- probe
- extension
- contact probe
- cantilever type
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
- G01R1/06711—Probe needles; Cantilever beams; "Bump" contacts; Replaceable probe pins
- G01R1/06716—Elastic
- G01R1/06727—Cantilever beams
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
- G01R1/06711—Probe needles; Cantilever beams; "Bump" contacts; Replaceable probe pins
- G01R1/06733—Geometry aspects
- G01R1/06738—Geometry aspects related to tip portion
Definitions
- the present invention relates to a micro contact probe used in a probe card, and more particularly, to a cantilevered micro contact probe having a double beam structure.
- the probe attached to the probe card can be divided into cantilevered and vertical.
- the probe should have a structure capable of absorbing the vertical displacement to overcome the step difference between the pads, and at the same time, a scrub may be generated to remove the native oxide present on the electrode surface. It should be structured.
- a microcontact probe having a simple single beam shape as shown in FIG. 1 is known as a general cantilever type probe.
- the conventional cantilever type micro contact probe includes an attachment portion 101 attached to a probe card (not shown), and an extension portion 103 extending laterally from the attachment portion 101. And a contact portion 105 having a tip 107 protrudingly formed in the distal end portion of the extension portion 103 and contacting the pad of the semiconductor chip.
- the attachment portion 101 of the conventional cantilever type microcontact probe extends in the vertical direction, that is, in the vertical direction, as shown in FIG. 1, and the extension 103 is, in the horizontal direction, that is, in the horizontal direction, as shown in FIG. 1.
- conventional cantilevered microcontact probes have a single beam shape as a whole.
- the conventional cantilever type micro contact probe since it has a single beam shape, it has a structure in which stress concentration easily occurs, and thus plastic deformation easily occurs. In addition, since the length of the scrub is too large, there is a problem that it cannot be used for a small electrode pad.
- a conventional double beam cantilever type micro contact probe has an attachment portion 111 attached to a probe card (not shown) and an extension extending laterally from the attachment portion 111. And a contact portion 115 having a portion 113 and a tip 117 protrudingly formed at the distal end portion of the extension portion 113 and contacting the pad of the semiconductor chip.
- the extension part 113 includes an upper beam 113a and a lower beam 113b arranged up and down as shown in FIG. 2, and an elongated portion between the upper beam 113a and the lower beam 113b.
- the opening 113c having a long hole shape is formed to have a double beam shape as a whole.
- the conventional dual beam cantilever type micro contact probe shown in FIG. 2 has a problem in that a stress concentration phenomenon in which stress is concentrated at a point when an external force is applied to the probe and deformation occurs.
- the conventional double-beam cantilever type micro contact probe having a bellows shape includes an attachment portion 121 attached to a probe card (not shown), and a lateral direction from the attachment portion 121.
- the contact portion 125 includes an extension portion 123 extending in the direction and a tip 127 protrudingly formed at the distal end portion of the extension portion 123 and contacting the pad of the semiconductor chip.
- the extension part 123 includes an upper beam 123a and a lower beam 123b arranged up and down as shown in FIG. 3, and an opening between the upper beam 123a and the lower beam 123b.
- 123c is formed to have a double beam shape as a whole.
- the shape of the extension portion 123 at this time has a bellows-type double beam shape that is bent in different directions with one or more inflection points instead of having a straight double beam shape as shown in FIG.
- the conventional dual beam cantilever type micro contact probe as shown in FIG. 3, when the tip 127 of the contact portion 125 contacts the pad of the semiconductor chip when the semiconductor chip is inspected, the load is applied to the probe.
- the scrub length can be reduced compared to the conventional probe, and in particular, since the extension part has a bellows shape, it is possible to obtain out-of-plane behavior relaxation and stress relaxation effect.
- the conventional double-beam cantilever type microcontact probe having a bellows shape shown in FIG. 3 does not alleviate until the stress concentration phenomenon where stress is concentrated at one point when an external force is applied to the probe and deformation occurs. There is a problem that many and complicated shape is not easy to design.
- the present invention has been proposed based on the technical background, and provides a double beam cantilever type micro contact probe having a hinge structure that does not receive moments so as to eliminate concentration of stress generated when deformation occurs.
- a cantilever type micro contact probe for performing an electrical inspection of the semiconductor chip and the virtual line connecting the end portion of the attachment portion and the contact portion of the upper beam, the attachment portion attached to the probe card;
- An extension portion extending laterally from the attachment portion and having a double beam shape;
- a contact portion protruding from an end portion of the extension portion and having a tip in contact with a pad of the semiconductor chip;
- a hinge portion installed between the extension portion and the contact portion, the hinge portion not transmitting a moment from the contact portion to the extension portion.
- the hinge portion has a convex portion and a concave portion that conform to each other, and the convex portion becomes a pivot center when the micro contact probe is deformed by a force applied from the outside, and the concave portion may guide the convex portion. .
- the hinge portion may form a gap between the concave portion and the convex portion, so that the convex portion and the concave portion may be spaced apart from each other when a force is not applied from the outside of the micro contact probe.
- the hinge portion may further include a protruding piece formed to extend the concave portion to surround the convex portion.
- the extension part includes a first beam and a second beam arranged up and down, and an opening is formed between the first beam and the second beam.
- At least one of the first beam and the second beam may have a bellows shape that is curved while having one or more inflection points.
- the hinge portion may be formed between the second beam of the extension portion and the contact portion.
- the hinge portion has a convex portion and a concave portion that conform to each other, and forms a gap between the concave portion and the convex portion, and a force is applied from the outside of the micro contact probe, so that the second beam and the contact portion of the extension portion
- the hinge structure may be formed in contact with each other, and when the force is not applied from the outside of the micro contact probe, the second beam and the contact portion of the extension may be spaced apart from each other.
- the hinge portion may further include a protruding piece formed to extend the concave portion to surround the convex portion.
- the convex portion may be formed at any one of the second beam of the extension portion and the contact portion, and the concave portion may be formed at the other one of the second beam of the extension portion and the contact portion.
- the extension part may be formed such that an imaginary line connecting the attachment end of the first beam and the contact end is intersected with an imaginary line connecting the attachment end of the second beam and the contact end.
- the attachment portion and the extension portion are made of a metal material selected from the group consisting of nickel, nickel alloys, and phosphor bronze, and the contact portion is cobalt, cobalt alloy, rhodium, rhodium alloy and alloys thereof. It may be made of a metal material selected from the group consisting of.
- the cantilever-shaped microcontact probe extending laterally so that the first end is fixed and the second end is free, between the first end and the second end, is provided from the outside with respect to the second end of the microcontact probe. It may include a hinge that does not transfer the moment generated when a load is applied to the first end side.
- the hinge structure is a structure in which a force is transmitted without transmitting a moment, the hinge structure does not receive a moment in a portion of the hinge structure, and thus, only the moment is removed from the existing probe. As a result, the stress concentration effect caused by the moment can be completely eliminated.
- This structure has the advantages of the existing double beam such as the scrub reduction effect of the double beam cantilever type micro contact probe and the out-of-plane behavior prevention effect obtained by placing the curved portion in the double beam to have a bellows shape.
- the advantage is that the effect of focusing is much easier and more effective.
- FIG. 1 is a view showing a single beam cantilever type micro contact probe according to the prior art.
- Figure 2 is a view showing a double beam cantilever type micro contact probe according to the prior art.
- FIG. 3 is a view showing a bellows-shaped double beam cantilever type micro contact probe according to the prior art.
- FIG. 4 is a view showing a double beam cantilever type micro contact probe having a hinge structure according to the first embodiment of the present invention.
- FIG. 5 is a view showing a double beam cantilever type micro contact probe having a hinge structure according to a modification of the first embodiment of the present invention.
- FIG. 6 is a view showing a bellows-shaped double beam cantilever type micro contact probe having a hinge structure according to a second embodiment of the present invention.
- FIG. 7 is a view showing a bellows-shaped double beam cantilever type micro contact probe having a hinge structure according to a modification of the second embodiment of the present invention.
- FIG. 8 is a view for explaining a cantilever type micro contact probe according to a third embodiment of the present invention.
- FIG. 9 is a view for explaining the cantilever type micro contact probe according to the fourth embodiment of the present invention.
- FIGS. 4 and 5 illustrate a double beam cantilever type micro contact probe having a hinge structure according to a first embodiment of the present invention and variations thereof
- FIGS. 6 and 7 show a second embodiment of the present invention and its A bellows-shaped double beam cantilever type micro contact probe having a hinge structure according to a modification is shown
- FIGS. 8 and 9 show a cantilever type micro contact probe according to a third embodiment of the present invention.
- the cantilever type micro contact probe includes an attachment portion 11 attached to a probe card (not shown) and laterally from the attachment portion 11; It consists of a contact portion 15 having an extended portion 13 which extends, and a tip 17 protruding from the distal portion of the extension portion 13 to contact the pad of the semiconductor chip.
- the extension 13 of the cantilever type micro contact probe has a double beam shape. That is, the extension part 13 includes a first beam 13a and a second beam 13b arranged up and down in FIG. 4, and the first beam 13a and the second beam ( An opening 13c in the form of an elongated long hole is formed between 13b). The opening 13c may be formed only in the extension 13, and may be formed to extend to the attachment part 11 or the contact 15, depending on the design.
- the dual beam cantilever type micro contact probe according to the present embodiment is further expanded between the extension part 13 and the contact part 15, more specifically, as shown in a partial enlarged view of FIG. 4. It has a hinge portion between the second beam 13b of 13 and the contact portion 15.
- the hinge portion includes a convex portion 16a and a concave portion 16b that conform to each other in shape so that the second beam 13b and the contact portion 15 of the extension portion 13 are mutually different when a force is applied from the outside of the probe.
- the hinge structure is formed in abutted state. When no force is applied from the outside of the probe, a gap 14 may be formed between the second beam 13b of the extension part 13 and the contact part 15 to maintain the spaced apart from each other.
- the convex part 16a functions as a turning center
- the concave part 16b functions to guide the convex part 16a as a turning center.
- FIG. 4 shows that the convex portion 16a is formed in the second beam 13b of the extension portion 13 and the concave portion 16b is formed in the contact portion 15, this is not intended to limit the present invention.
- the invention may be modified such that in design a recess is formed in the second beam of the extension and a convex is formed in the contact.
- the contact portion 15 when the tip 17 of the contact portion 15 contacts the pad of the semiconductor chip when the semiconductor chip is inspected, the contact portion 15 is applied to the probe.
- the connected first beam 13a is preferentially deformed.
- the extension part 13 and the contact part 15, that is, the second beam 13b and the contact part 15 of the extension part 13 are separated. In contact, the second beam 13b is deformed.
- the stress concentration phenomenon can be significantly reduced because the moment is not transmitted even when a force is applied.
- the cantilever type micro contact probe As shown in Fig. 5, the cantilever type micro contact probe according to the modification of the first embodiment of the present invention, like the first embodiment, has an attachment portion 21 attached to a probe card (not shown), and An extension portion 23 extending laterally from the attachment portion 21 and a contact portion 25 having a tip 27 protrudingly formed at the distal end portion of the extension portion 23 and contacting the pad of the semiconductor chip. .
- the extension part 23 of the cantilever type micro contact probe according to the present modification includes a first beam 23a and a second beam 23b arranged up and down in FIG. 5.
- An elongated long hole-shaped opening 23c is formed between the first beam 23a and the second beam 23b.
- the dual beam cantilever type micro contact probe according to the present modification may be further extended between the extension part 23 and the contact part 25, more specifically, as shown in a partially enlarged view of FIG. 5.
- a hinge portion including a gap 24, a convex portion 26a and a concave portion 26b.
- the concave portion 16b has a substantially semi-circular shape, and the concave portion 16b covers only about half of the convex portion 16a
- the first beam 23a and the contact portion ( Protruding pieces 26c are formed at portions where 25 are connected to each other so that the recesses 26b can be further extended.
- the concave portion 26b of the second embodiment can be formed to surround the convex portion 26a over a longer circumferential length than the concave portion 16b of the first embodiment, and can form a hinge structure more stably. Can be.
- the length of the protruding piece 26c is set from the second beam 23b so that the end of the protruding piece 26c does not interfere with the second beam 23b when the probe is deformed so that the hinge action can be normally performed. It is desirable to be designed to be spaced more than a distance away.
- FIG. 5 shows that the convex portion 26a is formed in the second beam 23b of the extension portion 23 and the concave portion 26b is formed in the contact portion 25, this is not intended to limit the present invention.
- the present invention may be modified such that the concave portion 26b is formed in the second beam 23b of the extension portion 23 and the convex portion 26a is formed in the contact portion 25 in the design. .
- the stress concentration phenomenon can be significantly reduced because the moment is not transmitted even when a force is applied. have.
- the cantilever type micro contact probe according to the second embodiment of the present invention like the first embodiment, has an attachment portion 31 attached to a probe card (not shown), and this attachment portion.
- An extension portion 33 extending laterally from 31 and a contact portion 35 having a tip 37 protruding from an end portion of the extension portion 33 and contacting the pad of the semiconductor chip.
- the extension part 33 of the cantilever type micro contact probe includes a first beam 33a and a second beam 33b arranged up and down in FIG. 6.
- An elongated long hole-shaped opening 33c is formed between the first beam 33a and the second beam 33b.
- the dual beam cantilever type micro contact probe according to the present embodiment is further expanded between the extension part 33 and the contact part 35, as shown in more detail in a partially enlarged view of FIG. 6.
- a hinge portion including a gap 34, a convex portion 36a and a concave portion 36b.
- the convex portion 36a is formed in the second beam 33b of the extension portion 33 and the concave portion 36b is formed in the contact portion 35, but this is not intended to limit the present invention.
- the present invention may be modified such that the concave portion 36b is formed in the second beam 33b of the extension portion 33 and the convex portion 36a is formed in the contact portion 35 in the design. .
- the shape of the extension part 33 is different from each other while having one or more inflection points instead of having a substantially straight double beam shape as in the first embodiment and its modifications. It has a bellows-type double beam shape that is bent in a direction.
- the extension part 33 is formed by the first beam 33a and the second beam 33b having different patterns, but the bellows shape is extended according to the second embodiment of the present invention.
- the first beam and the second beam may be formed to have the same pattern shape.
- the extension part is formed of the first beam and the second beam having the same pattern shape
- the position of the inflection point where the bending directions of the first beam and the second beam change and the slope of the tangent line at the inflection point may be the same.
- the extension is formed by the first beam and the second beam having a different pattern shape
- both the first beam and the second beam do not have a bellows-shaped pattern, and only one of the first beam and the second beam may have the bellows-shaped pattern.
- the length of the scrub may be reduced while preventing out-of-plane behavior. Since out-of-plane behavior can interfere with another adjacent probe, it is necessary to design it so that out-of-plane behavior does not occur as much as possible.
- Out-of-plane behavior occurs when out-of-plane bending stiffness is less than in-plane bending stiffness, and out-of-plane behavior may occur more easily due to process errors that inevitably occur in the manufacture of probes.
- the in-plane bending rigidity can be reduced without changing the out-of-plane bending stiffness, thereby preventing out-of-plane behavior. Therefore, according to the second embodiment, even if the probe has a process error, the in-plane bending stiffness is small, so that the out-of-plane behavior can be prevented.
- the bellows-shaped double beam probe according to the second embodiment as described above can simultaneously achieve stress relaxation, scrub reduction effect, and out-of-plane behavior prevention effect.
- the stress concentration phenomenon can be significantly reduced because the moment is not transmitted even when a force is applied.
- the cantilever type micro contact probe according to the present embodiment can be manufactured by the electroplating method, the cantilever type micro contact probe can be easily manufactured even with a complicated bellows shape.
- the cantilever type micro contact probe As shown in Fig. 7, the cantilever type micro contact probe according to the modification of the second embodiment of the present invention, like the second embodiment, has an attachment portion 41 attached to a probe card (not shown), A contact portion 45 having an extension portion 43 extending laterally from the attachment portion 41 and a tip 47 protruding from the distal end portion of the extension portion 43 to contact the pad of the semiconductor chip. .
- extension portion 43 of the cantilever-type microcontact probe according to the present modification has a bellows shape, and as shown in FIG. 7, the first beam 43a and the second beam 43b arranged up and down. It has a double beam shape between the first beam 43a and the second beam 43b to form an elongated hole-like opening 43c.
- the dual-beam cantilever-type microcontact probe according to the present modification is provided between the extension portion 43 and the contact portion 45, and more particularly, the extension portion 43, as shown in more detail in the partially enlarged view of FIG. 7.
- a hinge portion including a gap 44, a convex portion 46a and a concave portion 46b between the second beam 43b and the contact portion 45.
- the concave portion 36b has a substantially semicircular shape, and the concave portion 36b covers only about half of the convex portion 36a, according to this modification, the upper beam 43a and the contact portion 45
- the protrusion piece 46c is formed in the part to which () is mutually connected, and the recessed part 46b can extend further.
- the concave portion 46b of the present modified example can be formed to surround the convex portion 46a over a longer circumferential length than the concave portion 36b of the second embodiment, and can form a hinge structure more stably. have.
- the length of the protruding piece 46c is set from the second beam 43b so that the end of the protruding piece 46c does not interfere with the second beam 43b when the probe is deformed so that the hinge action can be normally performed. It is desirable to be designed to be spaced more than a distance away.
- the convex portion 46a is formed in the second beam 43b of the extension portion 43 and the concave portion 46b is formed in the contact portion 45, but this is not intended to limit the present invention.
- the invention may be modified such that in design a recess is formed in the second beam of the extension and a convex is formed in the contact.
- the stress concentration phenomenon can be significantly reduced because the moment is not transmitted even when a force is applied.
- FIGS. 8 and 9 show cantilever type micro contact probes according to the third and fourth embodiments of the present invention. 8 and 9 illustrate an angle a1 and a2 set between the first beam and the second beam in the dual beam cantilever type micro contact probe.
- FIG. 8 is a view illustrating a probe having a bellows type extension. 9 shows a probe with a straight extension.
- the hinge part is not illustrated in FIGS. 8 and 9, the micro contact probes of the present exemplary embodiments may also have the hinge part having the same structure as that shown in FIGS. 4 to 7.
- the scrub length when the tip of the contact portion contacts the pad of the semiconductor chip when the semiconductor chip is inspected, the scrub length may be reduced compared to the conventional probe.
- the inclination angles a1 and a2 described above connect an imaginary line connecting the attachment end and the contact end of the first beam, and the attachment end and the contact end of the second beam.
- an imaginary line connecting the attachment end and the contact end of the first beam, and the attachment end and the contact end of the second beam.
- it is the angle which these imaginary lines make.
- the contact between the extension parts 13, 23, 33, 43 and the contact parts 15, 25, 35, 45 before and after the contact is compared.
- the first beams 13a, 23a, 33a, 43a were loaded, but after contacting, the first beams 13a, 23a, 33a, 43a and the second beams 13b, 23b, 33b, 43b were loaded together. Therefore, a change occurs in probe stiffness before and after contact.
- the probe according to the embodiments of the present invention may be used as a probe having variable stiffness.
- the attachment parts 11, 21, 31, and 41 and the extension parts 13, 23, 33, and 43 may be nickel, nickel alloy, And a metal material selected from phosphor bronze, and the contacts 15, 25, 35, and 45 may be made of a metal material selected from cobalt, cobalt alloy, rhodium, rhodium alloy, and alloys thereof. have.
- the cantilever type micro contact probe according to the embodiments of the present invention is manufactured by the electroplating method, the cantilever type micro contact probe can be easily manufactured even with a complicated bellows shape or a hinge structure.
- the convex portion and the concave portion of the hinge portion are illustrated in FIG. 4 to FIG. 7, the convex portion and the concave portion may be formed in a circular shape, but may also have a polygonal shape such as oval, triangle, square, etc. in addition to the circular shape.
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Abstract
Description
Claims (13)
- 반도체 칩의 전기적 검사를 수행하는 캔틸레버형 미세 접촉 프로브로서,프로브 카드에 부착되는 부착부;상기 부착부로부터 측방향으로 뻗어있으며 이중빔 형상을 갖는 연장부;상기 연장부의 말단 부분에 돌출 형성되어 상기 반도체 칩의 패드와 접촉하는 팁을 가지는 접촉부; 및상기 연장부와 상기 접촉부 사이에 설치되어 상기 접촉부로부터 상기 연장부에 모멘트를 전달하지 않는 힌지부를 포함하는 것을 특징으로 하는 캔틸레버형 미세 접촉 프로브.
- 청구항 1에 있어서,상기 힌지부는 서로 형상적으로 부합하는 볼록부와 오목부를 구비하여,상기 볼록부는 상기 미세 접촉 프로브가 외부로부터 가해지는 힘에 의해 변형될 때 선회 중심이 되고, 상기 오목부는 상기 볼록부를 안내하는 것을 특징으로 하는 캔틸레버형 미세 접촉 프로브.
- 청구항 2에 있어서,상기 힌지부는 상기 오목부와 볼록부의 사이에 간극을 형성하여,상기 미세 접촉 프로브의 외부로부터 힘이 가해지지 않았을 때 상기 볼록부와 오목부를 서로 이격된 상태로 유지할 수 있는 것을 특징으로 하는 캔틸레버형 미세 접촉 프로브.
- 청구항 2에 있어서,상기 힌지부는 상기 오목부가 연장되어 상기 볼록부를 감쌀 수 있도록 형성되는 돌출편을 더 포함하는 것을 특징으로 하는 캔틸레버형 미세 접촉 프로브.
- 청구항 1에 있어서,상기 연장부는 상하로 배열되는 제1 빔과 제2 빔을 포함하고, 상기 제1 빔과 제2 빔의 사이에 개구가 형성된 것을 특징으로 하는 캔틸레버형 미세 접촉 프로브.
- 청구항 5에 있어서,상기 제1 빔과 제2 빔 중에서 적어도 하나는, 하나 이상의 변곡점을 가지면서 굴곡되어 있는 벨로우즈 형상을 가지는 것을 특징으로 하는 캔틸레버형 미세 접촉 프로브.
- 청구항 5 또는 청구항 6에 있어서,상기 힌지부는 상기 연장부의 제2 빔과 상기 접촉부 사이에 형성되는 것을 특징으로 하는 캔틸레버형 미세 접촉 프로브.
- 청구항 7에 있어서,상기 힌지부는 서로 형상적으로 부합하는 볼록부와 오목부를 구비하고, 상기 오목부와 볼록부의 사이에 간극을 형성하여, 상기 미세 접촉 프로브의 외부로부터 힘이 가해져 상기 연장부의 제2 빔과 상기 접촉부가 서로 맞닿은 상태에서 힌지 구조를 형성하고, 상기 미세 접촉 프로브의 외부로부터 힘이 가해지지 않았을 때 상기 연장부의 제2 빔과 상기 접촉부를 서로 이격된 상태로 유지할 수 있는 것을 특징으로 하는 캔틸레버형 미세 접촉 프로브.
- 청구항 8에 있어서,상기 힌지부는 상기 오목부가 연장되어 상기 볼록부를 감쌀 수 있도록 형성되는 돌출편을 더 포함하는 것을 특징으로 하는 캔틸레버형 미세 접촉 프로브.
- 청구항 8에 있어서,상기 볼록부는 상기 연장부의 제2 빔 및 상기 접촉부 중 어느 하나에 형성되고, 상기 오목부는 상기 연장부의 제2 빔 및 상기 접촉부 중 다른 하나에 형성되는 것을 특징으로 하는 캔틸레버형 미세 접촉 프로브.
- 청구항 5 또는 청구항 6에 있어서,상기 연장부는, 상기 제1 빔의 부착부쪽 끝 부분과 접촉부쪽 끝 부분을 잇는 가상의 선과 상기 제2 빔의 부착부쪽 끝 부분과 접촉부쪽 끝 부분을 잇는 가상의 선이 교차하도록 형성된 것을 특징으로 하는 캔틸레버형 미세 접촉 프로브.
- 청구항 1에 있어서,상기 부착부 및 상기 연장부는 니켈(nickel), 니켈 합금, 및 인청동으로 이루어지는 군에서 선택된 금속 재료로 제작되고,상기 접촉부는 코발트(cobalt), 코발트 합금, 로듐(rhodium), 로듐 합금 및 이들의 합금으로 이루어지는 군에서 선택된 금속 재료로 제작되는 것을 특징으로 하는 캔틸레버형 미세 접촉 프로브.
- 측방향으로 연장되어 제1 단은 고정되고 제2 단은 자유로운 캔틸레버 형상의 미세 접촉 프로브에 있어서,상기 제1 단과 상기 제2 단 사이에, 상기 미세 접촉 프로브의 상기 제2 단에 대하여 외부로부터 하중이 가해질 때 발생하는 모멘트를 상기 제1 단 측으로 전달하지 않는 를 포함하는 것을 특징으로 하는 캔틸레버형 미세 접촉 프로브.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/452,730 US8242797B2 (en) | 2008-06-30 | 2009-02-24 | Cantilever-type micro contact probe with hinge structure |
| JP2010519162A JP5065489B2 (ja) | 2008-06-30 | 2009-02-24 | ヒンジ構造を有するカンチレバー型微細接触プローブ |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2008-0062492 | 2008-06-30 | ||
| KR1020080062492A KR100947862B1 (ko) | 2008-06-30 | 2008-06-30 | 힌지 구조를 갖는 캔틸레버형 미세 접촉 프로브 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2010002091A1 true WO2010002091A1 (ko) | 2010-01-07 |
Family
ID=41466149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2009/000875 Ceased WO2010002091A1 (ko) | 2008-06-30 | 2009-02-24 | 힌지 구조를 갖는 캔틸레버형 미세 접촉 프로브 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US8242797B2 (ko) |
| JP (1) | JP5065489B2 (ko) |
| KR (1) | KR100947862B1 (ko) |
| WO (1) | WO2010002091A1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110285417A1 (en) * | 2010-05-19 | 2011-11-24 | Gunsei Kimoto | Probe |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5886694B2 (ja) * | 2012-06-14 | 2016-03-16 | 株式会社日本マイクロニクス | カンチレバー型プローブとそれを備えるプローブカード又はプローブユニット |
| DE102016004520A1 (de) * | 2016-04-13 | 2017-10-19 | Rosenberger Hochfrequenztechnik Gmbh & Co. Kg | Kontaktstift und Testsockel mit Kontaktstiften |
| JP7353859B2 (ja) * | 2019-08-09 | 2023-10-02 | 株式会社日本マイクロニクス | 電気的接触子及び電気的接続装置 |
| JP2021028603A (ja) * | 2019-08-09 | 2021-02-25 | 株式会社日本マイクロニクス | 電気的接触子及び電気的接続装置 |
| CN111579834B (zh) * | 2020-05-18 | 2023-03-31 | 武汉精毅通电子技术有限公司 | 一种适用于大电流高速信号测试的探针及连接器 |
| CN111579831B (zh) * | 2020-05-18 | 2023-03-14 | 武汉精毅通电子技术有限公司 | 一种适用于大电流高速信号测试的探针及连接器 |
| KR102386462B1 (ko) * | 2020-09-02 | 2022-04-15 | (주)티에스이 | 프로브 카드 및 이의 얼라이닝 장치 |
| KR102896054B1 (ko) * | 2021-08-30 | 2025-12-04 | (주)포인트엔지니어링 | 캔틸레버형 프로브 핀 |
| CN116008618B (zh) * | 2021-10-22 | 2025-08-26 | 台湾中华精测科技股份有限公司 | 悬臂式探针结构 |
| CN119907923A (zh) * | 2022-09-21 | 2025-04-29 | 日本电子材料株式会社 | 探针卡用悬臂式探针 |
| CN119044723A (zh) * | 2024-07-15 | 2024-11-29 | 苏州和林微纳科技股份有限公司 | 一种mems探针 |
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| JPH11304835A (ja) * | 1998-04-22 | 1999-11-05 | Hioki Ee Corp | コンタクトプローブ用固定具 |
| JP2007218890A (ja) * | 2006-02-19 | 2007-08-30 | Isao Kimoto | プローブ組立体 |
| KR20080028274A (ko) * | 2006-09-26 | 2008-03-31 | 가부시키가이샤 니혼 마이크로닉스 | 통전 테스트용 프로브 및 통전 테스트용 프로브 조립체 |
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| US6127832A (en) * | 1998-01-06 | 2000-10-03 | International Business Machines Corporation | Electrical test tool having easily replaceable electrical probe |
| JP2000171381A (ja) * | 1998-12-09 | 2000-06-23 | Angstrom Technology Partnership | カンチレバー |
| JP2003270266A (ja) * | 2002-03-18 | 2003-09-25 | Tadashi Tomoi | 弾性直動装置 |
| KR100664393B1 (ko) * | 2003-05-13 | 2007-01-04 | 가부시키가이샤 니혼 마이크로닉스 | 통전 시험용 프로브 |
| JP4571511B2 (ja) | 2005-01-07 | 2010-10-27 | 株式会社日本マイクロニクス | 通電試験用プローブ |
| JP2009300218A (ja) * | 2008-06-12 | 2009-12-24 | Japan Electronic Materials Corp | プローブ、及びプローブカード |
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2008
- 2008-06-30 KR KR1020080062492A patent/KR100947862B1/ko not_active Expired - Fee Related
-
2009
- 2009-02-24 US US12/452,730 patent/US8242797B2/en not_active Expired - Fee Related
- 2009-02-24 WO PCT/KR2009/000875 patent/WO2010002091A1/ko not_active Ceased
- 2009-02-24 JP JP2010519162A patent/JP5065489B2/ja not_active Expired - Fee Related
Patent Citations (3)
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|---|---|---|---|---|
| JPH11304835A (ja) * | 1998-04-22 | 1999-11-05 | Hioki Ee Corp | コンタクトプローブ用固定具 |
| JP2007218890A (ja) * | 2006-02-19 | 2007-08-30 | Isao Kimoto | プローブ組立体 |
| KR20080028274A (ko) * | 2006-09-26 | 2008-03-31 | 가부시키가이샤 니혼 마이크로닉스 | 통전 테스트용 프로브 및 통전 테스트용 프로브 조립체 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110285417A1 (en) * | 2010-05-19 | 2011-11-24 | Gunsei Kimoto | Probe |
Also Published As
| Publication number | Publication date |
|---|---|
| US8242797B2 (en) | 2012-08-14 |
| JP5065489B2 (ja) | 2012-10-31 |
| JP2010534851A (ja) | 2010-11-11 |
| US20100127728A1 (en) | 2010-05-27 |
| KR100947862B1 (ko) | 2010-03-18 |
| KR20100002557A (ko) | 2010-01-07 |
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