TPS2390DGKR

The TPS2390DGKR is a power management integrated circuit (IC) manufactured by Texas Instruments. It is designed primarily for use in power distribution applications, particularly in systems that require robust power management and protection features. Below is a detailed description of its key characteristics and functionalities:

General Overview

• Type: Power Management IC
• Package: The TPS2390 is housed in a 16-pin HTQFP (Thin Quad Flat Package) with a lead pitch of 0.5 mm, which allows for a compact design suitable for space-constrained applications.

Key Features

1. Power Path Management: The TPS2390 is capable of managing power paths efficiently, allowing for seamless transitions between different power sources. This is particularly useful in applications where power redundancy is critical.

2. Load Switch Control: The IC includes integrated load switch control, enabling it to turn on or off power to various components based on system requirements. This feature helps in reducing power consumption and improving overall system efficiency.

3. Current Sensing: The TPS2390 incorporates current sensing capabilities, allowing it to monitor the load current and provide feedback for overcurrent protection. This is essential for preventing damage to the system due to excessive current draw.

4. Overvoltage and Undervoltage Protection: The device features built-in protection mechanisms to safeguard against overvoltage and undervoltage conditions. This ensures that the connected load operates within safe voltage levels, enhancing reliability.

5. Thermal Protection: The TPS2390 includes thermal shutdown features that protect the IC and the connected load from overheating. This is crucial for maintaining operational integrity in high-temperature environments.

6. Adjustable Turn-On and Turn-Off Delays: The IC allows for customizable turn-on and turn-off delays, which can be programmed to suit specific application needs. This flexibility is beneficial in managing inrush currents and ensuring stable operation.

7. Integrated Gate Drivers: The TPS2390 has integrated gate drivers that facilitate the control of external MOSFETs, enabling efficient switching and power management.

Electrical Characteristics

• Input Voltage Range: The device typically operates within a wide input voltage range, making it suitable for various power supply configurations.
• Output Current Capability: The TPS2390 can handle significant output currents, making it ideal for applications that require high power delivery.
• Efficiency: The IC is designed for high efficiency, minimizing power loss during operation, which is critical for battery-powered and energy-sensitive applications.

Applications

The TPS2390 is commonly used in a variety of applications, including:

• Power distribution units (PDUs)
• Telecom and networking equipment
• Industrial automation systems
• Battery management systems
• Consumer electronics

Conclusion

The TPS2390DGKR from Texas Instruments is a versatile and robust power management IC that offers a comprehensive suite of features for efficient power distribution and protection. Its combination of current sensing, voltage protection, and customizable control makes it an excellent choice for a wide range of applications requiring reliable power management solutions.