AAT3104 Low Cost 1x/2x 4 Channel Charge Pump WLED Driver

Advanced Analogic Technologies

Description

PRODUCT DATASHEET AAT3104178 ChargePumpTM General .
The AAT3104 is a charge-pump based, current-source white LED driver capable of driving one to four LEDs up to 30mA, each.

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Datasheet Specifications

Part number: AAT3104
Manufacturer: Advanced Analogic Technologies
File Size: 1.97 MB
Datasheet: AAT3104_AdvancedAnalogicTechnologies.pdf
Description: Low Cost 1x/2x 4 Channel Charge Pump WLED Driver

Features

* Drives up to 4 LEDs at up to 31mA each Automatic Switching Between 1x and 2x Modes 1MHz Switching Frequency Linear LED Output Current Control Single-wire, S2Cwire Interface AAT3104-1: 16-step AAT3104-2: 32-step ±10% LED Output Current Accuracy ±3% LE

Applications

* Cordless Phone Handsets Digital Cameras Mobile Phone Handsets MP3 and PMP Players Typical Application Input Voltage 2.7V to 5.5V C IN 1µF IN C+ CP 1µF CEN/SET S2Cwire Interface OUT C OUT 1µF AAT3104 D1 D2 D3 EN/SET GND D4 3104.2008.09.1.0 www. analogictech.

AAT3104 Distributors

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AAT3104 Low Cost Channel Charge Pump WLED Driver Advanced Analogic Technologies

Advanced Analogic Technologies AAT3104-like datasheet