IC lead peel test
IC lead peel test

How to test bonds » Tweezer Pull

www.tweezerpull.how

This extensive how-to consists of 9 paragraphs and 6 pages. Please use the navigation on the right.

1. Introduction

This manual is a guide advising what to consider and how to best perform a Tweezer Pull test. Also described is tweezer peel testing. More on Cold Bump Pull testing, a type of Tweezer testing on solder balls or bumps, can be found in a separate how-to.

Tweezer pull and peel tests are normally not difficult to do, if you own the right equipment. This how-to covers a variety of subjects. Follow it to obtain consistent results and the highest degree of quality assurance.

2. What are tweezer pull and peel?

Tweezer peel test on solar panel
Tweezer peel test on solar panel

Tweezer pull is simply a pull test performed by a tweezer. During the test an upward force is applied to a wire, a ribbon or some other feature on your sample after being gripped by the tweezers. In many cases, the sample has to be prepared for testing first.

A peel test is essentially the same, but apart from an upward movement, the XY stage also does a controlled move. Normally, the purpose is to maintain a perpendicular force on the ribbon or wire being pulled off the substrate.

Continue to read:

Next page: Tweezer design


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