Overview
The TPS2551DBVEVM-271, manufactured by Texas Instruments, is an evaluation module designed for the TPS2551DBV, a USB power switch IC. This module is primarily used for testing and evaluating the performance of the TPS2551DBV in various applications. It is targeted at engineers and developers working on USB power management solutions, particularly in consumer electronics, industrial automation, and automotive systems. The module's unique selling points include its ability to handle high capacitive loads and short circuits, as well as its adjustable current limit feature, which provides flexibility in design and application.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Function | USB Power Switch | - | Evaluates TPS2551DBV |
| Operating Voltage | 2.8 to 5.5 | V | - |
| Output Current | Up to 1.1 | A | Adjustable |
| On-Resistance | 85 | mΩ | Typical |
| Operating Temperature | -40 to 150 | °C | - |
| Package | SOT-23-6 | - | - |
Key Features
- Adjustable current limit for design flexibility.
- Controlled rise and fall times to minimize inrush current.
- Integrated 100mΩ N-channel MOSFET for efficient power handling.
- Protection features include overcurrent, overtemperature, and undervoltage lockout (UVLO).
Applications
The TPS2551DBVEVM-271 is widely used in applications requiring precise USB power management. It is particularly suited for consumer electronics such as smartphones, tablets, and portable devices, where efficient power distribution and protection are critical. In industrial automation, the module ensures reliable power switching in control systems and sensors. Automotive applications benefit from its robust design, which can withstand harsh environments and provide stable power delivery in vehicle electronics.
Q & A
1. What is the purpose of the TPS2551DBVEVM-271?
It is an evaluation module for testing and evaluating the TPS2551DBV USB power switch IC.
2. What is the operating voltage range of the module?
The module operates within a voltage range of 2.8V to 5.5V.
3. Can the current limit be adjusted?
Yes, the current limit is adjustable, providing flexibility in design.
4. What protection features does the module offer?
It includes overcurrent, overtemperature, and undervoltage lockout (UVLO) protection.
5. What is the typical on-resistance of the integrated MOSFET?
The typical on-resistance is 85mΩ.
6. What package does the TPS2551DBV use?
It uses the SOT-23-6 package.
7. What are the key applications of this module?
It is used in consumer electronics, industrial automation, and automotive systems.
8. What is the maximum output current supported?
The module supports a maximum output current of 1.1A.
9. Is the module suitable for high capacitive loads?
Yes, it is designed to handle high capacitive loads and short circuits.
10. What is the operating temperature range?
The module operates within a temperature range of -40°C to 150°C.
