Product Overview: TPS65162RGZRG4 from Texas Instruments

The TPS65162RGZRG4 is a highly integrated power management IC designed by Texas Instruments specifically to supply and manage power for thin-film transistor (TFT) liquid-crystal displays (LCDs). This versatile component integrates a range of features to ensure consistent and reliable power for small to medium-sized LCD panels used in a variety of applications such as notebook computers, monitors, and industrial displays.

Key Features

• Multiple Outputs: The TPS65162RGZRG4 offers four high-performance, regulated voltage rails. It includes a positive regulated charge pump for the source driver, a negative regulated charge pump for the gate driver, a boost converter for the AVDD supply, and a fully integrated VCOM buffer.
• High Efficiency: The device's step-up converter operates at a high switching frequency, enabling the use of small, low-profile inductors and capacitors to minimize space on the PCB.
• Adjustable Sequencing: The IC allows for programmable sequencing of the output voltages, giving designers the flexibility to tailor the power-up and power-down sequences to specific display panel requirements.
• Protection Features: It includes comprehensive protection features such as thermal shutdown, short-circuit protection, and under-voltage lockout, ensuring the longevity and reliability of the display system.

Applications

The TPS65162RGZRG4 is suitable for a wide range of applications that require a compact, efficient, and reliable power supply for LCD panels. Its ability to drive multiple types of LCDs makes it an ideal choice for designers working on notebook computers, monitors, and industrial display modules.

Technical Specifications

• Input Voltage Range: 1.8 V to 6 V
• Output Voltage Range: -15 V to +30 V
• Operating Temperature Range: -40°C to +85°C
• Packaging: 48-VQFN (RGZ)
• RoHS Compliant

In summary, the TPS65162RGZRG4 from Texas Instruments is a versatile and efficient solution for powering TFT LCDs, providing multiple regulated outputs, flexible sequencing, and robust protection features in a compact package.