PMP8943, SEPIC Converter regulates 0.5A in LED String
Reference design by: Texas Instruments
PMP8943, SEPIC Converter regulates 0.5A in LED String. Wide input voltage range SEPIC operates from an input of 6V - 36V and regulates the current in a string of 8 LEDs to 0.5A. An external PWM input allows dimming over a wide duty cycle