AVT Home > Display Solutions> AV141 Downloads User Guide The AV141 is a highly versatile and efficient current controlled LED backlight inverter. It is capable of driving and regulating backlight LED current of up to 50mA in 16 independent channels. LED intensity can be controlled using a POT, an RS232 serial interface, external PWM or LED intensity can be fixed. Features • 16 Indepdant Channels. • LED Dimming (Upto 3000:1 True Color PWM). • Programmable dimming control. • Wide Input Range 6 - 40V. Click to view full image in new window