TPS61187RTJR - Texas Instruments

Manufacturer Part Number

TPS61187RTJR

Manufacturer

Texas Instruments

Introduction

The TPS61187RTJR is a highly-efficient LED driver designed for powering backlight systems.

Product Features and Performance

Integrated step-up (boost) regulator

Capable of driving up to six channels of LEDs

Programmable soft-start function to avoid inrush current

Overvoltage and overtemperature protection

1MHz switching frequency for smaller external components

Internal power MOSFET

Precision current regulation for uniform brightness

PWM dimming interface for adjustable brightness control

Product Advantages

High efficiency for power savings

Compact 20-WFQFN package suitable for space-constrained applications

Multiple safety features ensure long-term reliability

Capable of handling a wide range of input voltages

Key Technical Parameters

Number of Outputs: 6

Voltage Supply (Min): 4.5V

Voltage Supply (Max): 24V

Voltage Output: 38V

Current Output / Channel: 30mA

Frequency: 1MHz

Dimming: PWM

Quality and Safety Features

Overvoltage Protection (OVP)

Thermal shutdown (TSD)

LED open and short circuit protection

Compatibility

Suitable for a variety of LED backlight applications requiring 4.5V to 24V input

Application Areas

LCD TV backlight

Monitor backlight

Notebook and laptop backlight

General LED lighting

Product Lifecycle

Active status with no reported discontinuation, replacements or upgrades

Several Key Reasons to Choose This Product

Proven reliability from Texas Instruments

Efficient power management for longer battery life in portable applications

Flexible design allows for use in a wide range of products

Easy to implement in existing designs due to standard QFN package

Guaranteed performance across a wide operational temperature range from -40°C to 85°C