General Description
The XL4012 is a 300 KHz fixed frequency PWM buck (step-down) DC/DC converter, capable of driving a 12A load with high efficiency, low ripple and excellent line and load regulation. Requiring a minimum number of external components, the regulator is simple to use and include internal
frequency compensation and a fixed-frequency oscillator.

FEATUREs
„ Wide 5V to 32V Input Voltage Range
„ Output Adjustable from 0.8V to 30V
„ Maximum Duty Cycle 100%
„ Minimum Drop Out 0.6V
„ Fixed 300KHz Switching Frequency
„ 12A Constant Output Current Capability
„ Internal Optimize Power MOSFET
„ High efficiency
„ Excellent line and load regulation
„ Built in thermal shutdown function
„ Built in current limit function
„ Built in output short protection function
„ Available in TO-220 package

APPLICATIONs
„ LCD Monitor and LCD TV
„ Digital Photo Frame
„ Set-up Box
„ ADSL Modem
„ Telecom / Networking Equipment