Design Notes

Problems we have actually had to solve.

Not product promotions. Each note takes one real design problem, shows what was measured, explains why it happens, and ends with the datasheet check that prevents it next time.

ESD / TVS 9 min read

The protection device that never turned off

A port stops working after an ESD test and the TVS runs warm. The device is not weak — it latched on, and the rail is holding it there. How holding voltage decides whether your protection releases.

Read the note

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