MIC23031 Datasheet (Microchip) - 4MHz PWM 400mA Buck Regulator

MIC23031, 4MHz PWM 400mA Buck Regulator

The MIC23031 is a high-efficiency, 4 MHz, 400 mA synchronous buck regulator with HyperLight Load® mode.

HyperLight Load provides very high efficiency at light loads and ultra-fast transient response that is perfectly suited for supplying processor core voltages.

An additional benefit of this proprie

MIC23031 Features

* Input Voltage: 2.7V to 5.5V

* 400 mA Output Current

* Up to 93% Efficiency and 88% at 1 mA

* 21 µA Typical Quiescent Current

* 4 MHz PWM Operation in Continuous Mode

* Ultra-Fast Transient Response

* Low Voltage Output Ripple - 20 mVPP Ripple