Root Cause Failure Analysis of Printed Circuit Board ... - SMTA
Root Cause Failure Analysis of Printed Circuit Board ... - SMTA
Root Cause Failure Analysis of Printed Circuit Board ... - SMTA
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Defects <strong>Cause</strong>d By Improper Thermal Balance<br />
Wave Solder Process<br />
Thermal Shock<br />
Damage<br />
LED<br />
lead<br />
LED<br />
• Increase thermal<br />
pad isolation<br />
• Balance number<br />
connections for<br />
component per<br />
each plated through<br />
hole<br />
• Uniformity <strong>of</strong> trace<br />
size connection to<br />
component plated<br />
through hole
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