SLVUCT2 December 2023 TPS56837H
The undervoltage lockout (UVLO) can be adjusted externally using R1 (REN(TOP)) and R2 (REN(BOT)). See the TPS56837H 4.5-V to 28-V Input, 8-A Synchronous Buck Converter Data Sheet for detailed instructions for setting the external UVLO.