Dears,
Could check schematic diagram for TPS92391RHBR design? thanks.
Feature as below:
vin=12v
Iout=73mA single channel
VOUT=21V

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Dears,
Could check schematic diagram for TPS92391RHBR design? thanks.
Feature as below:
vin=12v
Iout=73mA single channel
VOUT=21V

Hi Leo,
You are using the same threshold for input current OCP and Boost cycle by cycle current limit (both are placing the 50mohm sense resistors). But usually we set more margin for input current OCP.
BR
Patrick