Introducing the TPS65140PWPR from Texas Instruments

The TPS65140PWPR is a highly integrated power management IC designed by Texas Instruments, a leader in semiconductor solutions. This particular product is engineered to cater to the needs of thin-film transistor (TFT) liquid crystal displays (LCDs) that are commonly found in notebook computers and other portable devices where efficient power conversion is critical.

Key Features and Benefits

The TPS65140PWPR offers a range of features that make it an optimal choice for driving LCD panels:

• Dual Output: It provides both positive and negative output voltages that are required for gate driving in TFT LCD panels.
• Adjustable Outputs: The output voltages are adjustable through external resistors, allowing for flexibility and customization to match specific panel requirements.
• High Efficiency: With its integrated 2.6 MHz fixed-frequency PWM boost converter, the TPS65140PWPR achieves high power conversion efficiency, which is crucial for battery-powered applications.
• Power Sequencing: Integrated power sequencing simplifies the design process by eliminating the need for additional components and ensuring that the panel powers up and down in the correct order.
• Thermal Protection: It includes over-temperature protection, which safeguards the device and the system against excessive heat.
• Package: The device is available in a 24-pin HTSSOP package, which is suitable for space-constrained applications.

Applications

Designed for versatility, the TPS65140PWPR is ideal for a variety of applications beyond notebook LCD panels. These include:

• Portable and battery-powered equipment
• Industrial/medical displays
• Car navigation systems
• Portable DVD players

Reliability and Support

As with all Texas Instruments products, the TPS65140PWPR is backed by a comprehensive technical support network. Engineers and designers can access a wealth of resources, including datasheets, reference designs, and evaluation modules, which facilitate rapid design cycles and product development.

Whether you're developing the next generation of portable electronics or working on high-performance display solutions, the TPS65140PWPR offers the efficiency, flexibility, and reliability needed to power your innovations.