LM27964 Overview
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 all.
LM27964 Key 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
