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AS3810 LED Driver

16 Channel White LED Controller for LCD Backlight

The AS3810 is a 16 channel precision LED driver 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.

Block diagram of the AS3810 LED Driver

(Click to Enlarge)

Key Features

  • 16 Channel LED driver
  • Output voltage max. 30V
  • Output current 177.5mA
  • Linear current setting using two range 8-bit IDAC
  • No external resistor needed

AS3810 Applications

LED Backlighting for LCD TV Sets and Monitors

AS3810 Product Facts

Outputs [#] 16
LED current per output [mA] 177.5
Features enhanced digital feedback, 3D
Error detection
Read-back
LED-to-LED matching [%] 0.9
Supply voltage [V] 4.0.to 5.5
Package QFN32 (5x5)-0.5p