RP132H331D LDO Voltage Regulator Nisshinbo RP132H331D LDO Regulator is designed with a built-in low ON-resistance transistor and offers 1A output current capability. This regulator comes with a voltage reference unit, an error amplifier, a resistor net, current limit circuits, and a thermal shutdown circuit. The RP132H331D LDO regulator features standby mode with ultra-low supply current and E/F version with delay pin for inrush current limit time setting. Typical applications include power sources for battery-powered equipment, portable communication, electrical appliances (cameras, VCRs, and camcorders), home appliances, and notebook PC.