Printed Circuit Board Assembly & PCB Design SMT Electronics Assembly Manufacturing Forum

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warpage dtandard

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#56013

warpage dtandard | 18 August, 2008

The following standard is used to determine warpage:

"High Temperature Package Warpage Measurement Methodology" JESD22B112

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#56133

warpage dtandard | 24 August, 2008

For an nate measurement method, look here http://www.ipc.org/4.0_Knowledge/4.1_Standards/test/2.4.22c.pdf

For bare boards, look to IPC-6012, par. 3.4.4

For assemblies, look to IPC-A-610

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