| abstract |
(57) [Problem] To provide a contact pin for an IC socket that can be applied to an object to be inspected whose inspection terminals have a narrow pitch. SOLUTION: An arc-shaped leaf spring portion 5 is integrally formed between a base portion 2 and a tip probe 4 using a plate material. In the contact pin for the C socket, the leaf spring portion 5 The thickness is 0.08 to 0.11 mm, and the width w is 0.8 to 0.1 mm. The radius of curvature of the inner arc 5a of the leaf spring portion 5 is 3.0 to 5.0 mm, and the length of the outer arc 5b of the leaf spring portion 5 is 5.6 to 5. 9mm contact pin for IC socket. |