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LM27951 white-LED Driver

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Description

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM27951 SNVS416C * NOVEMBER 2005 * REVISED F.
The LM27951 is a switched capacitor white-LED driver capable of driving up to four LEDs with 30 mA through each LED.

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Features

* 1 Input Voltage Range: 2.8 V to 5.5 V
* Drives up to Four LEDs With up to 30 mA each
* Regulated Current Sources with 0.2% (Typical) Matching
* 3/2×, 1× Gain Transition Based on LED Vƒ
* Peak Efficiency Over 85%
* PWM Brightness Control
* Very

Applications

* White LED Display Backlights
* White LED Keypad Backlights

LM27951 Distributors

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LM27951 white-LED Driver Texas Instruments
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