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Root Cause Failure Analysis of Printed Circuit Board ... - SMTA

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Pad Size Reduction<br />

Current Procedures For Applying Uniform Etch Compensation<br />

Values Across All Surface Features Are Inadequate.<br />

Below Illustrate A Near Exponential Reduction In Pad Size As<br />

The Pad Gets Smaller, For Both Round And Square Pads In<br />

Either Orientation.

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