TPS65130RGER

The TPS65130RGER is a highly integrated power management IC (PMIC) designed by Texas Instruments, primarily used for driving LCD displays in portable devices. This device is particularly well-suited for applications requiring multiple output voltages, such as smartphones, tablets, and other handheld devices.

Key Features:

1. Integrated Power Supply: The TPS65130RGER integrates multiple voltage regulators, including a boost converter and two low-dropout (LDO) regulators. This allows it to generate the necessary voltages for driving the gate of an LCD panel, typically including VGH (high gate voltage), VGL (low gate voltage), and VCOM (common voltage).

2. Input Voltage Range: The device operates over a wide input voltage range, typically from 2.5V to 5.5V, making it compatible with various battery configurations.

3. Boost Converter: The integrated boost converter can efficiently step up the input voltage to the required levels for the LCD panel. It features a high efficiency, which helps to extend battery life in portable applications.

4. LDO Regulators: The two LDOs provide stable output voltages for VGL and VCOM, ensuring that the LCD operates correctly without flickering or distortion.

5. Adjustable Output Voltages: The output voltages of the LDOs can be adjusted through external resistors, allowing for flexibility in design and compatibility with different LCD specifications.

6. Low Quiescent Current: The TPS65130RGER is designed to minimize power consumption during standby mode, which is crucial for battery-operated devices.

7. Thermal Protection: The device includes thermal shutdown features to protect against overheating, ensuring reliable operation under various conditions.

8. Compact Package: The TPS65130RGER is available in a small, thermally enhanced VQFN package, which is ideal for space-constrained applications.

9. Control Features: It includes features such as soft-start to minimize inrush current during startup and enable/disable functionality to help manage power consumption.

Applications:

• Portable LCD Displays: Ideal for driving the gate voltages of LCD panels in smartphones, tablets, and other handheld devices.
• Consumer Electronics: Suitable for various consumer electronics that require efficient power management for display systems.
• Industrial Applications: Can be used in industrial devices that utilize LCD screens for user interfaces.

Conclusion:

The TPS65130RGER from Texas Instruments is a versatile and efficient power management solution for LCD applications, combining multiple voltage outputs in a compact package. Its features make it an excellent choice for designers looking to optimize power consumption and performance in portable electronic devices.