A8240
LED BACKLIGHT DRIVER
AiT Semiconductor Inc.
www.ait-ic.com
WLED LINEAR DRIVER FOR LI-ION BATTERY APPLICATION
PIN DESCRIPTION
Top View
Pin #
1,4
Symbol
GND
Function
Ground. In A8240, for good LED current match, it is recommended to tie the
two GND pins together by external copper.
Chip enable pin. High level activates the chip. Connect this pin to VCC if not
used, do not leave this pin floating.
2
EN
3
VCC
Power Supply
5,6,7,8
LED1-LEDn
RGB or WLED Cathode Connection Pin
REV2.0
- NOV 2011 RELEASED, OCT 2014 UPDATED -
- 2 -