APW8739
4-Channel LED Backlight Converter with SMBus Controlled
Features
• 4 channels • 6V to 24V Input
Voltage Supply • Drive up to 68(17x4) White LEDs
(3.
5V/180mA each) • Current Match (balance) +/- 1% (Typ.
) • Current Accuracy +/-1% (Typ.
) • Built internal SW
MOSFET Rds(on) 0.
25 ohm (typ.
) • SMBus control to program below:
-LED Current: 22.
58mA to 180 mA -Switching Frequency: 200KHz to 900KHz -Dimming mode: PWM, DC and Mixed-mode
General Description
The APW8739 is a high efficiency driver for 4 channels of LEDs.
It’s a wide range input
voltage operating from 6V to 24V.
It’s capable of driving typically 68 (17x4) pieces of 3.
5V/180mA LEDs.
It contains 4 channels of
voltage controlled cu...