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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Plat<strong>in</strong>g Composition Measurement<br />
Matrixes<br />
Elemental Composition TSSOP 90% Sn 10% Pb Plated Samples<br />
Elements<br />
Samples (wt. %)<br />
Statistics<br />
119151 119152 119153 Average STD %RSD<br />
Carbon 9.1 9.4 9.0 9.2 0.52 5.7<br />
Oxygen 0.4 0.5 0.4 0.4 0.24 55.3<br />
Alum<strong>in</strong>um 0.2 0.2 0.3 0.3 0.05 20.8<br />
Lead 7.6 7.9 8.3 8.0 3.63 45.6<br />
T<strong>in</strong> 76.7 76.6 75.7 76.3 3.50 4.6<br />
Copper 5.9 5.4 5.7 5.7 0.53 9.4<br />
Elemental Composition TSSOP Sn Plated Samples<br />
Elements<br />
Samples (wt. %)<br />
Statistics<br />
119157 119158 119159 Average STD %RSD<br />
Carbon 8.6 8.4 8.8 8.6 0.40 4.7<br />
Oxygen 0.7 0.2 0.3 0.4 0.41 102.4<br />
Alum<strong>in</strong>um 0.2 0.2 0.2 0.2 0.05 24.33<br />
T<strong>in</strong> 85.4 86.2 86.0 85.9 0.94 1.1<br />
Copper 5.2 5.0 4.7 5.0 0.69 13.9<br />
Elemental Composition of the Surface of a TSSOP T<strong>in</strong> Lead Plated Sample<br />
Elements<br />
119154<br />
wt. %<br />
Carbon 4.1<br />
Oxygen 1.6<br />
Alum<strong>in</strong>um 0.3<br />
Silicon 3.2<br />
Lead 14.2<br />
T<strong>in</strong> 76.7