KAC3301QN Datasheet (KEC) - 1X/1. 5X Fractional Charge Pump for White LED Driver

KAC3301QN, 1X/1. 5X Fractional Charge Pump for White LED Driver

Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Name EN DIM NC NC ISET VOUT VIN C1P C1N C2N C2P GND D1 D2 D3 D4 Reference current set.(Connecting a resistor to gorund) Analog Dimming Control Charge pump output Power Supply Voltage Input Positive terminal of switched capacitor1 Negative terminal of switc

SEMICONDUCTOR TECHNICAL DATA 1X/1.

5X Fractional Charge Pump for White LED Driver with Dimming Control KAC3301QN Analog CMOS Integrated Circuits www.DataSheet4U.com E Pin 1 D 13 16 The KAC3301 is low noise constant frequency charge pump DC/DC converter specially designed to drive up to four white LEDs with constant current from Li-ion cell.

Dual (1x/1.5x) Modes and low dropout voltage of LED driver maximize efficiency for the white LED application over full Li-ion battery input range.

The

KAC3301QN Features

* 1x/1.5x dual charge pump modes with auto detection. Excellent Power Efficiency. (more than 92% of PMAX) LED current matching of 2%. Power-down current below 1uA.(max.) Up to 30mA/LED current capability. [VIN > 3.1V] Up to 20mA/LED current capability. [VIN > 2.7V] Strong to ESD. [MM:>200V, HBM:>2000V