SP6686 400mA Buck/Boost Charge Pump LED Driver

Exar

Description

August 2009 SP6686 400mA Buck/Boost Charge Pump LED Driver Rev.2.0.0 GENERAL .
The SP6686 is a current-regulated charge pump ideal for powering high brightness LEDs for camera flash applications.

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Datasheet Specifications

Part number: SP6686
Manufacturer: Exar
File Size: 631.35 KB
Datasheet: SP6686-Exar.pdf
Description: 400mA Buck/Boost Charge Pump LED Driver

Features

* Output Current up to 400mA
* Up to 94% Efficiency in Torch Mode

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 curr

SP6686 Distributors

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SP6686 400mA Buck Boost Charge Pump LED Driver Exar

Exar SP6686-like datasheet