ZHCSQI6A May 2022 – July 2022 TPS62870-Q1 , TPS62871-Q1 , TPS62872-Q1 , TPS62873-Q1
PRODUCTION DATA
To enable current limit mode, ensure that HICCUPEN = 0 in the CONTROL1 register.
When current limit operation is enabled, the device limits the high-side switch current cycle-by-cycle for as long as the overload condition exists. If the device limits the high-side switch current for four or more consecutive switching cycles, the device sets ILIM = 1 in the STATUS register.
The device clears the ILIM bit if the user reads the STATUS register when the overload condition no longer exits.
In the following device variants, which do not have I2C, current limit mode is permanently enabled: