Manufacturer Part Number
TPS61187RTJT
Manufacturer
Texas Instruments
Introduction
The TPS61187RTJT is a highly integrated, efficient, DC DC regulator designed for powering LEDs, primarily used in backlighting applications.
Product Features and Performance
Step-Up (Boost) topology for efficient power conversion
Integrated internal switches to reduce external component count
Supports up to 6 outputs for multiple LED strings
Wide input voltage range from 4.5V to 24V suitable for varied power supplies
Output voltage up to 38V to drive series-connected LEDs
Output current of 30mA per channel, ensuring uniform brightness
High frequency operation at 1MHz allows the use of small external components
PWM dimming support for adjustable brightness levels
Product Advantages
Integrated solution reduces BOM and simplifies design
Flexible power supply compatibility enhances application versatility
High-efficiency conversion reduces power loss and thermal footprint
Supports multiple LED channels, enabling versatile backlight solutions
Advanced dimming feature improves visual performance and power savings
Key Technical Parameters
Voltage Supply (Min): 4.5V
Voltage Supply (Max): 24V
Voltage Output: 38V
Current Output / Channel: 30mA
Frequency: 1MHz
Operating Temperature: -40°C ~ 85°C (TA)
Quality and Safety Features
Built with Texas Instruments' rigorous manufacturing standards
Over-temperature and over-current protection enhances safety and reliability
Compatibility
Suitable for a variety of LED backlight applications
Compatible with standard surface mount technology for easy assembly
Application Areas
LED backlighting for TVs, monitors, and laptops
General LED lighting solutions requiring high efficiency and multiple outputs
Product Lifecycle
Product Status: Active
Not nearing discontinuation with reliable availability from Texas Instruments
Replacement or upgrade options continuously developed by Texas Instruments
Several Key Reasons to Choose This Product
Texas Instruments' reputation for quality and reliability assures product performance
High integration level simplifies design and reduces time-to-market
Wide input voltage range and multi-output capability provide design flexibility
Advanced safety features ensure long-term reliability
The product remains actively supported, with replacements and upgrades readily available
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