TPS25944LRVCT

Product Overview

Category

The TPS25944LRVCT belongs to the category of electronic components.

Use

This product is primarily used for power management and protection in various electronic devices.

Characteristics

• Provides overvoltage, undervoltage, and reverse voltage protection.
• Offers adjustable current limit and fault reporting.
• Supports hot swap capability.
• Operates at a wide input voltage range.

Package

The TPS25944LRVCT is available in a small form factor package, making it suitable for space-constrained applications.

Essence

The essence of this product lies in its ability to protect electronic devices from voltage-related issues, ensuring their safe and reliable operation.

Packaging/Quantity

The TPS25944LRVCT is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 18V
• Operating Temperature Range: -40°C to 85°C
• Current Limit Range: 0.1A to 5A
• Quiescent Current: 20µA (typical)
• Fault Reporting: Open Drain Output

Pin Configuration

The TPS25944LRVCT has the following pin configuration:

1. EN (Enable)
2. IN (Input Voltage)
3. OUT (Output Voltage)
4. GND (Ground)
5. FLT (Fault Indicator)

Functional Features

• Overvoltage Protection: The TPS25944LRVCT safeguards the connected device by detecting and preventing excessive voltage levels.
• Undervoltage Protection: It ensures that the device receives sufficient voltage for proper operation, preventing potential damage due to low voltage conditions.
• Reverse Voltage Protection: This feature protects against accidental reverse polarity connections, safeguarding the device from potential harm.
• Adjustable Current Limit: The TPS25944LRVCT allows users to set the maximum current limit according to their specific requirements.
• Fault Reporting: It provides a fault indicator output, which can be used for system monitoring and diagnostics.
• Hot Swap Capability: This product supports hot swapping, enabling the safe insertion and removal of devices without disrupting the power supply.

Advantages and Disadvantages

Advantages

• Comprehensive voltage protection features ensure the safety of connected devices.
• Adjustable current limit offers flexibility in various applications.
• Small form factor package allows for easy integration into space-constrained designs.
• Hot swap capability facilitates convenient device insertion and removal.

Disadvantages

• Limited current limit range may not be suitable for high-power applications.
• Temperature limitations restrict usage in extreme environments.

Working Principles

The TPS25944LRVCT operates based on a combination of voltage detection and current limiting techniques. It continuously monitors the input voltage and compares it to predefined thresholds to determine if any protection action is required. In case of overvoltage, undervoltage, or reverse voltage conditions, the device takes appropriate measures to safeguard the connected load. The adjustable current limit feature ensures that the current flowing through the device remains within the specified range, preventing excessive power dissipation and potential damage.

Detailed Application Field Plans

The TPS25944LRVCT finds application in various fields, including but not limited to:

1. Consumer Electronics: Provides voltage protection for smartphones, tablets, and other portable devices.
2. Industrial Automation: Ensures reliable power management and protection in industrial control systems.
3. Automotive Electronics: Safeguards sensitive automotive components from voltage fluctuations and reverse polarity connections.
4. Telecommunications: Protects network equipment and communication devices from voltage-related issues.
5. Power Distribution Systems: Enhances the safety and reliability of power distribution systems by preventing voltage anomalies.

Detailed and Complete Alternative Models

1. TPS25940LRVCT: Similar to the TPS25944LRVCT, but with a lower current limit range.
2. TPS25942LRVCT: Offers similar features as the TPS25944LRVCT, but with a different pin configuration.
3. TPS25946LRVCT: Provides higher current limit capabilities compared to the TPS25944LRVCT.

These alternative models can be considered based on specific application requirements and desired performance characteristics.

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