Product Overview: Texas Instruments TPS65162RGZR

The TPS65162RGZR is a highly integrated power management IC designed by Texas Instruments, tailored for use in thin-film transistor (TFT) liquid-crystal display (LCD) panels. This versatile chip is ideal for powering the advanced electronics found in medium-sized LCD panels, commonly used in laptop computers, desktop monitors, and industrial displays.

Key Features

• Multiple Output Voltages: The TPS65162RGZR offers a range of output voltages essential for driving TFT displays, including a positive analog supply voltage, a positive gate supply voltage, a negative gate supply voltage, and a logic supply voltage.
• Adjustable Outputs: The output voltages are adjustable through external resistive dividers, providing flexibility to meet various display specifications.
• High Efficiency: With an integrated boost converter, the device ensures high efficiency for the positive supply voltages. This feature helps to reduce overall power consumption and heat generation.
• Integrated WLED Driver: An integrated white LED (WLED) driver with adjustable dimming control supports backlighting requirements for the LCD panel, enhancing display readability and user experience.

Advanced Protection Features

• Thermal Shutdown: The IC includes a thermal shutdown feature that protects the device and the display panel from overheating.
• Under-Voltage Lockout (UVLO): UVLO ensures that the device operates at safe voltage levels, preventing damage from low voltage conditions.
• Over-Voltage Protection: The chip is also equipped with over-voltage protection to safeguard the display and the power supply from voltage spikes.

Package and Availability

The TPS65162RGZR comes in a compact 48-pin QFN package, which is designed to occupy minimal space on the printed circuit board (PCB), an important consideration for slim LCD panel designs. Texas Instruments provides this IC in various order quantities, catering to both small-scale projects and large-volume production needs.

With its comprehensive feature set and robust protection mechanisms, the TPS65162RGZR from Texas Instruments stands out as an excellent power management solution for a wide range of LCD applications.