TPS60230 Datasheet - Texas Instruments

TPS60230 White LED Charge Pump Current Source

The TPS60230 charge pump is optimized for white LED supplies in backlit color display applications. The device provides a constant current, set by an external resistor, for each LED. The supply voltage ranges from 2.7 V to 6.5 V and is ideally suited for all applications powered by a single LI-Ion b.

TPS60230 Features

* Regulated Output Current With 0.4% Matching

* Drives up to 5 LEDs at 25 mA Each

* LED Brightness Control Through PWM Control Signal

* High Efficiency by Fractional Conversion With 1x and 1.5x Modes

* 1 MHz Switching Frequency

* 2.7 V to 6.5 V Operati

TPS60230 Datasheet (698.31 KB)