SLVUCP2 September 2023 TPSM86838
The undervoltage lockout (UVLO) can be adjusted externally using R1 (REN(TOP)) and R2 (REN(BOT)). See the TPSM86838 4.5-V to 28-V Input, 8-A Synchronous Buck Power Module Data Sheet for detailed instructions for setting the external UVLO.