LM27964 Datasheet - Texas Instruments

LM27964 - White LED Driver

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 Features

* 1

* 2 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 Drive Current

Datasheet Details

LM27964

1.33 MB

White led driver.

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