Part number:
LM27964
Manufacturer:
National Semiconductor
File Size:
368.51 KB
Description:
White led driver system.
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
* 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_NationalSemiconductor.pdf
Datasheet Details
LM27964
National Semiconductor
368.51 KB
White led driver system.
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