ADT6750 General Description The ADT6750 is a PWM High-Efficiency LED driver with a built in internal power MOSFET capable of driving up to 1.2A with excellent constant current regulation. It is specifically designed for LED lighting like MR16 applications with two kinds of input power range - 6VDC to 40VDC and 12VAC to 24VAC. With enhanced full protection functions, ADT6750 operates safely against abnormal circumstance. 8 7 6 5 5 4 ADT6750 YYWW ADT6750 YYWW 1 2 3 1 2 3 4 SOT89-5 SOP8-PP Applications Features • • • • • • Maximum 1.2A Constant output current Wide input voltage range : 6V to 40V Up to 97% high efficiency PWM or DC dimming control Typical 3% output current accuracy Full protection supported (Thermal, OCP, UVLO, Soft-start, LED open protection) • Package : SOT89-5, SOP8-PP(E-PAD) - Constant Current LED Driving - LED MR16 lighting - Automotive lighting - Architecture lighting - Appliances interior lighting Typical Application Circuit 8~ 40VDC RCS 286mΩ CL 100uF LED 3W VIN E-PAD CS ADT6750 YYWW SW GND D I = 350mA DIM L 68uH Figure 1. Typical Application Circuit * This specifications are subject to be changed without notice Feb. 10. 2012 / Preliminary 1/1 http://www.ad-tech.co.kr