AAT3351 High Efficiency 1x/1.5x Charge Pump

Anadigics

Description

PRODUCT DATASHEET www.DataSheet4U.com AAT3351 High Efficiency 1x/1.5x Charge Pump .
The AAT3351 is a low-noise, constant-frequency charge pump DC/DC converter that uses a dual-mode load switch (1x) and fractional (1.

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Datasheet Specifications

Part number: AAT3351
Manufacturer: Anadigics
File Size: 1.87 MB
Datasheet: AAT3351_Anadigics.pdf
Description: High Efficiency 1x/1.5x Charge Pump

Features

* Drives up to 4 LEDs at up to 30mA, each Automatic Switching Between 1x and 1.5x Modes 1MHz Switching Frequency Linear LED Output Current Control ▪ Single-wire, S2Cwire Interface ▪ 32-step ±10% LED Output Current Accuracy 3% LED Output Current Matching Low-Curr

Applications

* AAT3351 is capable of driving 4 white LEDs at a total of 120mA from single 2.7V to 5.5V input. The current sinks may be operated individually or in parallel while driving highercurrent LEDs. A low external parts count (two 1μF flying capacitors and two small 1μF capacitors at VIN and VOUT) makes th

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