LM27952
www.ti.com
SNVS364B – MAY 2005 – REVISED MAY 2013
LM27952 White LED Adaptive 1.5X/1X Switched Capacitor Current Driver
Check for Samples: LM27952
FEATURES
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Drives up to 4 LEDs with up to 30mA each
Regulated current sources with 0.2%(typ.)
matching
3/2x, 1x Gain transition based on LED VF
Peak Efficiency Over 85%
Input Voltage Range: 3.0V to 5.5V
PWM Brightness Control
Very Small Solution Size - NO INDUCTOR
Fixed 750kHz Switching Frequency
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