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LM3508 Datasheet, Texas Instruments

LM3508 driver equivalent, synchronous magnetic constant current white led driver.

LM3508 Avg. rating / M : 1.0 rating-11

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LM3508 Datasheet

Features and benefits

1
*2 Drives 4 Series White LEDs with up to 30mA
* >80% Peak Efficiency
* Up to 100kHz PWM Brightness Control
* Accurate ±5% LED Current Regulation across .

Application


* White LED Backlighting
* Handheld Devices
* Digital Cameras
* Portable Applications Typical Applicati.

Description

The LM3508 is a synchronous boost converter (no external Schottky diode required) that provides a constant current output. It is designed to drive up to 4 series white LEDs at 30mA from a single-cell Li-Ion battery. A single low power external resist.

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