Agamem Microelectronics Inc. PRELIMINARY AA1702 HIGH POWER LED DRIVER DESCRIPTION The AA1702 is a constant current driver to be applied on LED applications. It provides two regulated current ports for maximum output current up to 720mA. Users may decide the output current by external resistor. In addition, the LED brightness can be adjusted via OE . Build-in thermal protection can prevent the chip over heat damage. FEATURES • Constant output current sink for driving LEDs • Adjustable output current controlled by external resistor • Build-in thermal protection • Schmitt trigger input • 5V Supply voltage • SOP8 package with thermal pad APPLICATIONS • High power LED driver • RGB full color power LED driver • LED table lamp BLOCK DIAGRAM ©Copyright Agamem Microelectronics Inc. 1 www.agamem.com.tw 2009/05/04 Ver 1.0 AGAMEM MICROELECTRONICS INCORPORATION RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. AGAMEM DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCTS OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.