LM3699 High-Efficiency White LED Driver

Texas Instruments

Description

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM3699 SNVS821A * JANUARY 2014 * REVISED MAR.
The LM3699 is a three-string, high-efficiency, PWMcontrolled power source for display backlight or keypad LEDs in smartphone handsets.

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Datasheet Specifications

Part number: LM3699
Manufacturer: Texas Instruments ↗
File Size: 1.12 MB
Datasheet: LM3699-etcTI.pdf
Description: High-Efficiency White LED Driver

Features

* 1 Drives Parallel High-Voltage LED Strings for Display or Keypad Lighting
* Boost Converter up to 90% Efficiency
* Four User-Selectable Full-Scale Current Settings (20.2 mA, 18.6 mA, 17.0 mA, 15.4 mA)
* Quick-Dimming Enable Terminal (ILOW)
* Simple PWM Duty C

Applications

* Power Source for Smart Phone Illumination
* Display or Keypad Illumination Device Information ORDER NUMBER PACKAGE BODY SIZE LM3699YFQ DSBGA (12) 1,64 mm x 1,29 mm Simplified Schematic VIN CIN L D1 VOUT up to 24V COUT ILOW RST PWM IN SW OVP IS1 IS0 ILOW HWEN PWM LM36

LM3699 Distributors

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LM3699 High-Efficiency White LED Driver Texas Instruments

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