ams AS3689 Lighting Management Unit

ams AS3689 Lighting Management Unit
Discontinued
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Discontinued

描述

The AS3689 is a highly-integrated CMOS power and lighting management unit to supply power to LCD and camera modules in mobile telephones, and other 1-cell Li+ or 3-cell NiMH powered devices. The device incorporates one low-power, low-dropout regulator (LDO), one DC-DC step-up converter for white backlight LEDs, one high-power charge pump for camera flash LEDs, support for up to 11 current sinks, a two-wire serial interface, and control logic all onto a single device.
产品规格书
AS3689 DS000253
English
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详情

特点

  • High-efficiency DC-DC step-up converter
  • High-efficiency high-power charge pump
  • Supports up to 15 current sinks
  • PWM generation and LED pattern generator

优势

  • Up to 25V/50mA for white LEDs
  • CP output current up to 400mA
  • 3 high voltage current sinks
  • Autonomous logarithmic up/down dimming

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产品规格书

AS3689 DS000253

Datasheet
英文版
德文版
中文版
日文版

生命周期文档

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