Tip Styles


For the correct contact to the test specimen (DUT) in a wide range of applications, there are different  tip styles , as explained below.




Tip styles: Overview

01

Conical 90°

02

Conical 90°
stepped

03

Conical 60°

04

Conical 60°
stepped

05

Concave
stepped

06

Serrated
stepped


Special tip styles: Overview

05 (A)

Concave head stepped

05 (C)

C = High current (detection groove)

05 (IK)

IK = Insulation cap

06 (IK)

IK = Insulation cap

06 (SP)

SP = Step probe

11 (SP)

SP = Step probe


Continuous and stepped tip styles

Contact probes with continuous plunger (e.g. KF11, KF16, KF18, KF33...) are used for applications with guiding plate. The stepped plunger (e.g. KF12, KF17, KF04, KF15...) could still be centered by the bore when approaching, but could catch on the guiding plate with the step when moving away and be pulled out of the mounting receptacle.


Special head silver alloy

In high-current applications, ideally no voltage should be applied or no current should flow during the contacting process or when releasing the contacting. Otherwise, a spark can occur which damages the contact surface. To minimize or prevent such contact burn-off, FEINMETALL offers heads made of a special silver alloy. This minimizes contact burn-off, reduces contact resistance and increases probe life. The soft silver also adapts to the DUT contour, allowing better contact or higher currents to be implemented.


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