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LP5521 three-channel LED driver

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Description

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LP5521 SNVS441I * JANUARY 2007 * REVISED NOV.
The LP5521 is a three-channel LED driver designed to produce variety of lighting effects for mobile devices.

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Features

* 1 Adaptive Charge Pump With 1× and 1.5× Gain Provides Up to 95% LED Drive Efficiency
* Charge Pump with Soft Start and Overcurrent, Short-Circuit Protection
* Low Input Ripple and EMI
* Very Small Solution Size, No Inductor or Resistors Required
* 200-nA Typi

Applications

* Fun and Indicator Lights
* LCD Sub-Display Backlighting
* Keypad RGB Backlighting and Phone Cosmetics
* Vibra, Speakers, Waveform Generator
* Blood Glucose Meter
* Handheld POS Terminals
* Electronic Access Control
* Where RGB Indicat

LP5521 Distributors

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