LM27964 Datasheet - National Semiconductor

White LED Driver System

LM27964 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

LM27964 General Description

The LM27964 is a charge-pump-based white-LED driver that is ideal for mobile phone display backlighting. The LM27964 can drive up to 6 LEDs in parallel along with multiple keypad LEDs, with a total output current up to 180mA. Regulated internal current sources deliver excellent current matching in a.

LM27964 Datasheet (368.51 KB)

LM27964 Datasheet Preview — Preview of LM27964 PDF

Datasheet Details

Part number:

LM27964

Manufacturer:

National Semiconductor

File Size:

368.51 KB

Description:

White led driver system.
LM27964 White LED Driver System with I2C Compatible Brightness Control August 2007 LM27964 White LED Driver System with I2C Compatible Brightness Co.

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LM27964 White LED Driver System National Semiconductor

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LM27964 Features

LM27964 General Description

Datasheet Details

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LM27964 Distributor