EUP3654 Preliminary
6 Channel, 1X/1.
5X Charge Pump White LED Driver
DESCRIPTION FEATURES
The EUP3654 is a high efficiency charge pump white 1X/1.
5X Mode for Ultra-High Efficiency LED driver.
It supports 6 white LEDs with regulated 0.
5mA to 25mA Output Current for Each constant current for uniform intensity.
The EUP3654 Channel maintains the highest efficiency by utilizing a 1.
5X 2.
7V to 5.
5V Input Voltage fractional charge pump and low dropout current 1MHz Fixed Switching Frequency
regulators.
A low external parts count (two 2.
2uF flying capacitors and two small 2.
2uF capacitors at VIN and Single-Wire Serial Pulse Interface to Set LED VOUT) makes the EUP3654 ideally suited for small Current ...