LM27964 - White LED Driver

Texas Instruments

Datasheet Details

The LM27964 is a charge-pump-based white-LED driver that is ideal for mobile phone display backlighting.

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.
Independent Resistor-Programmable Current Settings.
I2C Compatible Brightness Control Interface.
Adaptive 1×- 3/2× Charge Pump.
Extended Li-Ion Input: 2.7V to 5.5V.

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Published: May 5, 2020 |