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

MIC23031, 4MHz PWM 400mA Buck Regulator

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

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

An additional benefit of this proprieta

MIC23031 Features

* Input voltage: 2.7V to 5.5V

* 400mA output current

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

* 21µA typical quiescent current

* 4MHz PWM operation in continuous mode

* Ultra-fast transient response

* Low voltage output ripple

* 20mVpp rip