• Part: AS3676
  • Manufacturer: austriamicrosystems
  • Size: 2.15 MB
Download AS3676 Datasheet PDF
AS3676 datasheet preview
AS3676 page 2
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AS3676 Key Features

  • High-Efficiency Step Up DC/DC Converter
  • Up to 26V/50mA for White LEDs
  • Programmable Output Voltage with External Resis
  • Over voltage Protection -High-Efficiency High-Power Charge Pump
  • 1:1, 1:1.5, and 1:2 Mode
  • Automatic Up Switching (can be disabled and 1:2
  • Output Current up to 400mA/500mA pulsed
  • Efficiency up to 95%
  • Very Low effective Resistance (2.5 typ. in 1:1.5)
  • Only 4 External Capacitors Required

Related austriamicrosystems Datasheets

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AS3676 Description

The AS3676 is a highly-integrated CMOS Power and Lighting Management Unit for mobile telephones, and other 1-cell Li+ or 3-cell NiMH powered devices. The AS3676 incorporates one Step Up DC/DC Converter for white backlight LEDs, one high-power Charge Pump, one Analog-to-Digital Converter, 13 current sinks, LED in-circuit function test, a two wire serial interface, and control logic all onto a single device. It...