Burn-in & Test Socket Workshop - BiTS Workshop
Burn-in & Test Socket Workshop - BiTS Workshop
Burn-in & Test Socket Workshop - BiTS Workshop
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DISCUSSION<br />
• Gold coated conductor pads particularly those with 50 µ<strong>in</strong> gold<br />
had 0 opens and the conductor pads had best appearance.<br />
• Initial resistance and resistance <strong>in</strong>crease with burn-<strong>in</strong> time was<br />
smallest with gold coated conductor pads compared with pads<br />
coated with nickel, solder and bare copper conductor pads.<br />
• Conductor pad coat<strong>in</strong>gs of nickel and solder had larger<br />
<strong>in</strong>creases <strong>in</strong> resistance. Bare copper conductor pads had<br />
largest resistance <strong>in</strong>crease with burn-<strong>in</strong> time<br />
Slide 16
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