AS3820
AS3820 is 16-Channel White LED Controller manufactured by Dialog Semiconductor.
16-Channel White LED Controller for LCD Backlight
1 Description
The AS3820 is a 16 channel precision LED controller for use in LCD-backlight panels. Dynamic power feedback controls the external power supply to guarantee best efficiency. Built-in safety Features include thermal shutdown as well as open and short LED detection. The device is programmable via serial interface.
2 Features
- - All LED backlight topologies xx No limit of VLED or ILED, device is not exposed to high voltage/high current
- - Synchronization with TV frame xx VSYNC and HSYNC inputs available as well as a digital PLL integrated(2)
- - Optimum power savings through local dimming xx 16 fully flexible 12 bit PWM...
