LM27964 White LED Driver System

National Semiconductor

Description

LM27964 White LED Driver System with I2C Compatible Brightness Control August 2007 LM27964 White LED Driver System with I2C Compatible Brightness Co.
The LM27964 is a charge-pump-based white-LED driver that is ideal for mobile phone display backlighting.

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Datasheet Specifications

Part number: LM27964
Manufacturer: National Semiconductor
File Size: 368.51 KB
Datasheet: LM27964_NationalSemiconductor.pdf
Description: White LED Driver System

Features

* 87% Peak LED Drive Efficiency
* 0.2% Current Matching between Current Sinks
* Drives 6 LEDs with up to 30mA per LED in two distinct
* groups, for backlighting two displays (main LCD and sub LCD) Dedicated Keypad LED Driver with up to 80mA of dri

Applications

* Mobile Phone Display Lighting Mobile Phone Keypad Lighting PDAs Backlighting General LED Lighting Typical Application Circuit 20138101 © 2007 National Semiconductor Corporation 201381 www. national. com LM27964 Connection Diagram 24 Pin Quad LLP Package NS Package Number

LM27964 Distributors

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📌 All Tags

LM27964 White LED Driver System National Semiconductor

National Semiconductor LM27964-like datasheet