Introducing the TPS61189RTJR from Texas Instruments

The TPS61189RTJR is a high-efficiency, fully integrated synchronous boost converter designed by Texas Instruments, a leader in semiconductor solutions. This advanced power management IC is tailored for driving WLED backlights in notebook computers, monitors, and a variety of LCD displays, offering a compact and efficient solution for your lighting needs.

Key Features

• High Efficiency: With integrated power MOSFETs, the TPS61189RTJR achieves a high power conversion efficiency, which is essential for reducing heat and improving battery life in portable applications.
• Wide Input Voltage Range: The device operates from a 4.5V to 38V input voltage range, accommodating a variety of power sources and ensuring consistent performance under fluctuating power conditions.
• Adjustable Output: Users can adjust the output voltage to drive multiple series-connected LEDs with high accuracy, ensuring uniform brightness across the display.
• Integrated Protection Features: It includes over-voltage, over-temperature, and LED open-circuit protection, which safeguards the device and the LEDs from various fault conditions.
• PWM Dimming Capability: The TPS61189RTJR supports pulse-width modulation (PWM) dimming, which allows for precise control over the backlight brightness, enhancing the user experience with dynamic contrast and power savings.

Applications

The versatility of the TPS61189RTJR makes it ideal for a wide range of applications beyond just notebook computer backlights. It is suitable for use in:

• TV backlighting systems
• Monitors and large format displays
• General-purpose LED lighting
• Automotive infotainment and dashboard displays

With its compact QFN package, the TPS61189RTJR saves valuable board space while providing a feature-rich solution for advanced LED backlighting systems. By choosing the TPS61189RTJR for your design, you can rely on Texas Instruments' commitment to quality and performance, ensuring that your product delivers consistent and reliable operation.

Whether you're developing a new laptop, upgrading a monitor, or creating an innovative LED lighting solution, the TPS61189RTJR from Texas Instruments is a smart choice that will exceed your power management expectations.