Product Overview: TPS65170RHDRG4

The TPS65170RHDRG4 is a high-performance power management integrated circuit (PMIC) designed and manufactured by Texas Instruments, a leader in semiconductor solutions. This versatile device is engineered specifically to meet the needs of thin-film transistor (TFT) LCD panels, making it an ideal choice for powering the display electronics in portable and compact devices such as laptops, monitors, and industrial displays.

The TPS65170RHDRG4 offers a comprehensive solution by integrating multiple voltage rails required for LCD panels. It includes a positive charge pump for the source driver, a negative charge pump for the gate driver, a boost converter for the AVDD supply, and a fully adjustable VCOM calibrator to ensure optimal display quality and performance.

Key Features

• Multiple Outputs: The device provides a variety of output voltages, including positive and negative supplies for gate drivers, source drivers, and system logic voltage, thereby reducing the need for additional external components.
• High Efficiency: The integrated boost converter operates at high switching frequencies, enabling the use of small, low-cost external components while maintaining excellent power efficiency.
• VCOM Calibration: The VCOM calibrator allows for precise adjustment of the common voltage level to ensure consistent display quality and color accuracy.
• Thermal Protection: The TPS65170RHDRG4 includes thermal shutdown protection to safeguard the device and the display panel from damage due to overheating.
• Space-Saving Design: Housed in a compact 28-pin QFN package, the TPS65170RHDRG4 minimizes PCB space requirements, which is critical in space-constrained applications.

Applications

The TPS65170RHDRG4 is suitable for a wide range of applications that require reliable and efficient power management for LCD panels. Its flexibility and feature set make it an excellent choice for designers looking to enhance the performance and longevity of their display products.