AA1716 Agamem Microelectronics Inc. PRELIMINARY HIGH POWER LED DRIVER Ϯ DESCRIPTION ! The AA1716 is a constant current driver to be applied on LED applications. It provides 16 regulated current ports for maximum output current up to 90mA. Users may decide the output current by external resistor. In addition, the LED brightness can be adjusted via . Build-in thermal protection can prevent the chip over heat damage. ! Ϯʳ FEATURES • Constant output current sink for driving LEDs. • Adjustable output current controlled by external resistor. • Build-in thermal protection. • Schmitt trigger input. • Supply voltage - 5V. • TSSOP20 package with thermal pad. Ϯʳ APPLICATIONS • High power LED driver. • RGB full color power LED driver. • LED table lamp. Ϯʳ BLOCK DIAGRAM 9'' 56(7 287 a 287 ,5(* 6ZLWFKHV 2( a 7KHUPDO 6HQVRU *1' ©Copyright Agamem Microelectronics Inc. 1 ! www.agamem.com.tw 2009/5/4 AGAMEM MICROELECTRONICS INCOPERATION 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 DESRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.