RP516x No.EA-518-190325 BLOCK DIAGRAMS High Side Current VOUT Detector VIN - Switching Soft Start + LX Control Vref GND Low Side Enable Current CE UVLO Control Detector RP516xxx1A Block Diagram High Side Current VOUT Detector VIN - Switching Soft Start + LX Control Vref GND Low Side Enable Current CE UVLO Control Detector RP516xxx1B Block Diagram 3