XL2003

3A 180KHz 30V Buck DC/DC Converter With CV/CC Loop Datasheet XL2003 Features n Wide 8V to 30V Input Voltage Range n Output Adjustable from 0.8V to 26V n Minimum Drop Out 0.3V n Fixed 180KHz Switching Frequency n Maximum 3A Output Current Capability n Internal Optimize Power MOSFET n Excellent line and load regulation n High efficiency up to 92% n TTL shutdown capability n EN pin with hysteresis function n With output constant current loop n Built in Constant Voltage (CV) Loop n Built in Constant Current (CC) Loop n Built in thermal shutdown function n Built in output short protection n SOP8-EP package General Description The XL2003 is a 180 KHz fixed frequency PWM buck (step-down) DC/DC converter, capable of driving a 3A 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. The PWM control circuit is a...