ams AG - global leader in the design and manufacture of high performance analog ICs (integrated circuits)

AS3676 Lighting Management Unit

Flexible lighting management unit with charge-pump, DC-DC, 13 current sinks, ALS, DLS, audio sync and LDO

Buy Now Order Sample

The AS3676 is a highly-integrated CMOS Power and Lighting Management Unit for mobile phones. The AS3676 incorporates one Step Up DC-DC Converter for white backlight LEDs, one high-power Charge Pump, 13 current sinks, LED in-circuit function test, a two wire serial interface, and control logic all onto a single device.

Key Features

  • High-efficiency step-up DC/DC converter
  • High-efficiency high-power charge pump
  • 13 fully programmable current sinks
  • Dynamic Luminance Scaling (DLS) support
  • Abient Light Sensor (ALS) input 

Key Benefits

  • Programmble up to 26V/50mA for white LEDs
  • Low voltage and high voltage current sinks
  • Improved LCD backlight control by DLS
  • Internal hardware ALS processing

Product Facts

# of current sinks [HV] 3
- [LV] 10
Max current (mA) [CP] 300
- [DC-DC] controller*
Max Vled [V] controller*
Features [ LDOs (#)] 1
- [ Auto ALS]
- [ DLS]
- [ RGB Pattern]
- [ Dimming]
- [ Auto-In]
- [LED test]
Flash [Support]
- [max I (mA)] 300
Package WL-CSP-30 (3x2.5)-0.5

Additional Information

  • Mobile Phones
  • Portable DVD / TV Player
  • Portable Learning Toys
  • Portable Navigation Devices
  • Portable Medical Consumer Devices