TPS2071DAP

Product Overview

Category

The TPS2071DAP belongs to the category of integrated circuits (ICs).

Use

It is primarily used as a power distribution switch.

Characteristics

• The TPS2071DAP is a high-side power distribution switch.
• It is designed to provide protection and control for USB ports.
• This IC offers overcurrent protection, short-circuit protection, and thermal shutdown features.
• It operates with a low quiescent current, making it suitable for battery-powered applications.

Package

The TPS2071DAP is available in a small outline package (SOP) with eight pins.

Essence

The essence of the TPS2071DAP lies in its ability to efficiently distribute power and protect USB ports from potential damage.

Packaging/Quantity

The TPS2071DAP is typically sold in reels or tubes, with quantities varying depending on the supplier.

Specifications

• Input voltage range: 2.7V to 5.5V
• Output voltage range: 0V to 5.5V
• Maximum continuous current: 500mA
• Operating temperature range: -40°C to 85°C
• Quiescent current: 20µA (typical)

Pin Configuration

The TPS2071DAP has the following pin configuration:

```

---

| | --| EN | --| GND | --| OUT | --| IN | --| FLT | --| ILIM | --| VCC | |___________| ```

Functional Features

1. Overcurrent Protection: The TPS2071DAP monitors the output current and shuts off the power if it exceeds a predefined threshold, protecting the connected devices.
2. Short-Circuit Protection: In the event of a short circuit, the TPS2071DAP quickly detects it and disables the power supply to prevent further damage.
3. Thermal Shutdown: If the IC's temperature exceeds a safe limit, the thermal shutdown feature activates, protecting the device from overheating.

Advantages and Disadvantages

Advantages

• Efficient power distribution and protection for USB ports.
• Low quiescent current, suitable for battery-powered applications.
• Compact package size allows for space-saving designs.

Disadvantages

• Limited maximum continuous current (500mA).
• Restricted input and output voltage ranges (2.7V to 5.5V).

Working Principles

The TPS2071DAP operates by monitoring the current flowing through the power distribution path. It continuously checks for overcurrent conditions and responds accordingly by interrupting the power supply. Additionally, it safeguards against short circuits and excessive heat, ensuring the protection of connected devices.

Detailed Application Field Plans

The TPS2071DAP finds application in various fields, including: 1. USB hubs and docking stations 2. Portable electronic devices 3. Battery-powered systems 4. Industrial automation equipment 5. Automotive electronics

Detailed and Complete Alternative Models

1. TPS2072DAP: Similar to the TPS2071DAP but with a higher maximum continuous current rating of 1A.
2. TPS2051DAP: A power distribution switch with similar features but designed for lower current applications (maximum continuous current of 100mA).
3. TPS2061DAP: Offers additional fault reporting capabilities compared to the TPS2071DAP, allowing for more detailed diagnostics.

These alternative models provide options with varying specifications to suit different application requirements.

In conclusion, the TPS2071DAP is an integrated circuit used for power distribution and protection in USB ports. Its compact size, low quiescent current, and built-in safety features make it suitable for a wide range of applications. However, its limited maximum continuous current and voltage ranges should be considered when selecting alternative models for specific requirements.