MIC4721 Datasheet (Micrel Semiconductor) - Integrated Switch Buck Regulator

MIC4721, Integrated Switch Buck Regulator

The Micrel MIC4721 is a high efficiency PWM buck (stepdown) regulators that provides up to 1.5A of output current.

The MIC4721 operates at 2MHz and has proprietary internal compensation that allows a closed loop bandwidth of over 200KHz.

The low on-resistance internal p-channel MOSFET of the MIC4721

MIC4721 Features

* 2.7 to 5.5V supply voltage 2MHz PWM mode Output current to 1.5A Up to 94% efficiency 100% maximum duty cycle Adjustable output voltage option down to 1V Ultra-f