TPS61187 Datasheet (Texas Instruments)

TPS61187, White-LED Driver

The TPS61187 device provides a highly integrated white-light-emitting-diode (WLED) driver solution for notebook LCD backlight.

This device has a built-in high efficiency boost regulator with integrated 2-A, 40-V power MOSFET.

The six current sink regulators provide high precision current regulation

TPS61187 Features

* 1 Input Voltage 4.5 V to 24 V

* Maximum Output Voltage 38 V

* Integrated 2-A, 40-V MOSFET

* Programmable Switching Frequency 300 kHz to 1 MHz

* Adaptive Boost Output to WLED Voltages

* Wide PWM Dimming Frequency Range

* 100 Hz to 50 KHz for Di