Product Overview: TPS65141PWP - Texas Instruments

The TPS65141PWP from Texas Instruments is a high-performance, integrated power-management IC designed specifically for applications that require dual-panel displays. This device is a key component for powering the source and gate drivers in medium-sized Liquid Crystal Display (LCD) panels used in notebook computers, monitors, and other portable devices where power efficiency and advanced features are crucial.

Key Features

• Versatile Power Supply: The TPS65141PWP offers a wide input voltage range, making it suitable for a variety of power sources, including single-cell Li-Ion batteries. It provides a positive output voltage and a negative output voltage, both of which are adjustable to meet the needs of different display panels.
• High Efficiency: This device uses a fractional charge pump to provide high power efficiency, which is essential for maximizing battery life in portable applications.
• Integrated WLED Driver: It includes an integrated white LED (WLED) driver for backlighting, supporting up to 26 LEDs with a 30mA maximum current, which can be adjusted via an external resistor.
• Thermal Protection: The TPS65141PWP is equipped with thermal shutdown protection to prevent damage from overheating, ensuring reliable operation under a range of temperature conditions.

Applications

The device's dual output voltages and integrated WLED driver make it an excellent choice for powering both the source and gate drivers in a variety of dual-panel display applications, including:

• Notebook Computers
• Portable Monitors
• Tablet PCs

Package and Availability

The TPS65141PWP is available in a 24-pin HTSSOP (PWP) package, providing a compact solution that is easy to integrate into system designs. This package is designed to meet the space constraints of portable devices while still offering robust performance and a comprehensive feature set.

Summary

With its combination of efficiency, flexibility, and integrated features, the TPS65141PWP from Texas Instruments stands out as a versatile power management solution for dual-panel display applications. Its integrated WLED driver and protection features make it a reliable choice for designers looking to enhance the performance and battery life of their portable display products.