TPS2552DDBVR

The TPS2552DDBVR is a power management integrated circuit (IC) produced by Texas Instruments, designed primarily for USB power distribution applications. This device is part of the TPS2552 family, which is known for its high-performance features in managing power delivery.

Key Features:

1. Current Limiting: The TPS2552DDBVR provides adjustable current limiting, which helps protect both the power source and the load from overcurrent conditions. This feature is crucial in applications where devices may draw varying amounts of current.

2. Power Path Management: The IC supports power path management, allowing it to efficiently switch between different power sources. This is particularly useful in portable devices that may need to manage battery and external power sources.

3. Integrated FETs: The device includes integrated N-channel MOSFETs, which reduce the need for external components, thereby saving space on the PCB and improving reliability.

4. Thermal Protection: The TPS2552DDBVR is equipped with thermal shutdown features that protect the device from overheating, ensuring safe operation under various load conditions.

5. Wide Input Voltage Range: It operates over a wide input voltage range, typically from 2.7V to 5.5V, making it suitable for a variety of applications, including USB ports and battery-powered devices.

6. Small Package Size: The device comes in a compact DDBV package, which is a 10-pin VQFN (Very Thin Quad Flat No-lead) package. This small footprint is ideal for space-constrained designs.

7. Status Indicator: The TPS2552DDBVR features a status output that can indicate the current limit status, providing feedback to the system about the operational state of the power management circuit.

8. Low Quiescent Current: The IC is designed to consume low quiescent current, which is beneficial for battery-operated devices, helping to extend battery life.

Applications:

The TPS2552DDBVR is suitable for a variety of applications, including:

• USB power distribution hubs
• Battery chargers
• Power banks
• Consumer electronics
• Industrial equipment
• Automotive applications

Electrical Characteristics:

• Input Voltage Range: 2.7V to 5.5V
• Output Current: Adjustable up to a specified limit, typically around 2A
• Operating Temperature Range: -40°C to +125°C, making it suitable for harsh environments

Conclusion:

The TPS2552DDBVR from Texas Instruments is a versatile and efficient power management solution that provides essential features for current limiting and power path management in compact designs. Its combination of integrated components, thermal protection, and low quiescent current makes it an excellent choice for modern electronic applications requiring reliable power distribution.