MIC2843 High-Efficiency 6-Channel Linear WLED Driver

Micrel Semiconductor

Description

MIC2843 High-Efficiency 6-Channel Linear WLED Driver with Ultra-Fast PWM™ Control General .
The MIC2843 is a high-efficiency linear white LED (WLED) driver designed to drive up to six WLEDs, greatly extending battery life for portable display.

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Datasheet Specifications

Part number: MIC2843
Manufacturer: Micrel Semiconductor
File Size: 1.35 MB
Datasheet: MIC2843_MicrelSemiconductor.pdf
Description: High-Efficiency 6-Channel Linear WLED Driver

Features

* a typical dropout of less than 40mV at 20mA. This allows the WLEDs to be driven directly from the battery eliminating switching noise/losses present with the use of boost circuitry. The six channels are matched better than ±3% typical, ensuring uniform display illumination under all conditions. The

Applications

* Mobile handsets
* Digital cameras
* Portable media/MP3 players
* Portable navigation devices (GPS)
* Portable applications ____________________________________________________________________________________________________________ Typical Application www

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MIC2843 High-Efficiency 6-Channel Linear WLED Driver Micrel Semiconductor

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