USR1101 Datasheet (UNISONIC TECHNOLOGIES) - 5V 12V SYNCHRONOUS BUCK PWM DC-DC CONTROLLER

USR1101, 5V 12V SYNCHRONOUS BUCK PWM DC-DC CONTROLLER

The UTC USR1101 is a high efficiency synchronous buck PWM controller, with operating at fixed 300kHz frequency, Internal soft-start, frequency compensation networks and integrates all of the control, output adjustment, monitoring and protection functions into a single package.

Adjustable over-curren

USR1101 Features

* Operating with 5V or 12V supply voltage

* Drives all low cost N-channel MOSFETs

* PWM control mode

* 300kHz fixed frequency

* Internal soft-start

* Over-current fault monitor on MOSFET, no current sense resistor required

* RoHS compliant and 100% lead (Pb)-free

* OR