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