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SP6686 数据表 (PDF) - Sipex Corporation

SP6686 Datasheet PDF - Sipex Corporation
部件名 SP6686
下载  SP6686 下载

文件大小   261.61 Kbytes
  13 Pages
制造商  SIPEX [Sipex Corporation]
网页  http://www.sipex.com
标志 SIPEX - Sipex Corporation
功能描述 400mA Buck/Boost Charge Pump LED Driver

SP6686 Datasheet (PDF)

Go To PDF Page 下载 数据表
SP6686 Datasheet PDF - Sipex Corporation

部件名 SP6686
下载  SP6686 Click to download

文件大小   261.61 Kbytes
  13 Pages
制造商  SIPEX [Sipex Corporation]
网页  http://www.sipex.com
标志 SIPEX - Sipex Corporation
功能描述 400mA Buck/Boost Charge Pump LED Driver

SP6686 数据表 (HTML) - Sipex Corporation

Back Button SP6686 Datasheet HTML 1Page - Sipex Corporation SP6686 Datasheet HTML 2Page - Sipex Corporation SP6686 Datasheet HTML 3Page - Sipex Corporation SP6686 Datasheet HTML 4Page - Sipex Corporation SP6686 Datasheet HTML 5Page - Sipex Corporation SP6686 Datasheet HTML 6Page - Sipex Corporation SP6686 Datasheet HTML 7Page - Sipex Corporation SP6686 Datasheet HTML 8Page - Sipex Corporation SP6686 Datasheet HTML 9Page - Sipex Corporation SP6686 Datasheet HTML 10Page - Sipex Corporation Next Button 

SP6686 产品详情

DESCRIPTION
The SP6686 is a current regulated charge pump ideal for powering high brightness LEDs for camera flash applications. The charge pump can be set to regulate two current levels for FLASH and TORCH modes. The SP6686 automatically switches modes between step-up and step-down ensuring that LED current does not depend on the forward voltage. A low current sense reference voltage (50mV) allows the use of small 0603 current sensing resistors. The SP6686 is offered in 10-pin DFN package.

FEATURES
■ Output Current up to 480mA
■ Up to 94% Efficiency in Torch Mode
■ Automatic Softstart limits inrush current
■ Adjustable FLASH mode
■ x1 and x2 Automatic Modes for High Efficiency
■ Minimum External Components: No Inductors
■ High Frequency Operation: 2.4 MHz
■ Low 50mV reference for low loss sensing
■ 1µA shutdown current
■ PWM Dimming Control
■ Automatic switchover between buck/boost
■ Over voltage protection on output
■ Over current/temerature protection
■ Low Ripple and EMI
■ Space Saving 10-pin 3mm x 3mm DFN Package

APPLICATIONS
■ White LED Torch/Flash for Cell Phones, DSCs, and Camcorders
■ Generic Lighting/Flash/Strobe Applications
■ White LED Backlighting




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