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发布者:微桥 发布时间:2011-7-20 阅读:3434次    关键字: AMC7111
AMC7111-LED DRIVER


AMC7111

AMC7111-WHITE/BLUE LED DRIVER FOR LI-ION BATTERY APPLICATION


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DESCRIPTION
The AMC711x series is member of linear LED driver family. No external component is required. Especially good for Li-ion battery powered LCD displays??backlight using white LEDs. The special circuit design provides over 90% efficiency in low noise. Target end applications are color LCD display, such as mobile phone with color display,smart phone, PDA, etc.
FEATURES
  • LED sink current 20mA and 15mA
  • Individual current sink circuit for all LEDs output to prevent short / open circuit on LEDs.
  • PTC LED current for luminosity compensation.
  • 3 channels (SOT-26), 4 channels (MSOP-8) available.
  • 90% efficiency
  • Supply voltage range 2.7V ~ 6V
  • 0.1uA standby current
  • 2KV HBM ESD protection
  • Advanced Bi-CMOS process.
OPTIONS
APPLICATIONS
  • Small Size Color LCD Backlights
  • Mobile Phone, Smart Phone Keypad Backlights
PACKAGE PIN OUT
TYPICAL APPLICATION CIRCUIT
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