TPS61196 Datasheet 6-string 400-ma Wled Driver

Manufacturer: Texas Instruments

Overview: Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPS61196 SLVSBG1D – OCTOBER 2012 – REVISED MAY 2015 TPS61196 6-String 400-mA WLED Driver with Independent PWM Dimming for Each String.

Datasheet Details

Part number	TPS61196
Manufacturer	Texas Instruments
File Size	2.44 MB
Description	6-String 400-mA WLED Driver
Datasheet	TPS61196-etcTI.pdf

General Description

The TPS61196 provides a highly integrated solution for LCD TV backlight with an independent PWM dimming function for each string.

This device is a current mode boost controller driving up to six WLED strings with multiple LEDs in series.

Each string has an independent current regulator providing a LED current adjustable from 50 mA to 400 mA within ±1.5% matching accuracy.

Key Features

1 8-V to 30-V Input Voltage.
Up to 120-V Output Voltage.
100-KHz to 800-kHz Programmable Switching Frequency.
Adaptive Boost Output for LED Voltages.
Six Current Sinks, 200-mA Continuous Output, 400-mA Pulse Output for Each String.
±1.5% Current Matching Between Strings.
High Precision PWM Dimming Resolution up to 5000:1.
Programmable Overvoltage Threshold at Output and Each Current Sink.
Programmable Undervoltage T.

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