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LM22676: LM22676 abnormal output

Part Number: LM22676

Dears

Customer has design LM22676 in their product.But  they find different input has different result.

1.Input with DC stabilizer can output 5V normal.

2.input with 12V/1A it couldn't output 5V ,but below operation could output normal 5v

    when i touch pin 4 it could output normal 5V

    remove R10

   remove my pcb crystal.