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 Cont<strong>in</strong>ued)<br />
• Reasons for high resistances and low stability <strong>in</strong> other than<br />
gold coated conductor<br />
pads are ...<br />
- Copper and nickel Relatively hard oxide coat<strong>in</strong>g on<br />
coated pads surface of pads<br />
- Solder coated pads Creep of contact through solder<br />
until it touches parent conductor<br />
pad metal.<br />
Slide 18
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