Other Parts Discussed in Thread: TPS62933P
Dear expert,
my customer is using TPS62933F, but we find the input power supply will be short when power up. could you help to check the schematic. thanks.
BR
Chi
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Hi Chi,
Sorry I didn't understood here fully, do you mean TPS62933P damaged when power up ?(Vin shorted to GND)?
quick review this sch, did you connect the EN pin to Vin with a 100k resisitor ? Pls note that EN abs voltage is less than 7V. You can remove the upper en resistor first .
BRs,
Young