TPS2419PWR

Product Overview

Category

The TPS2419PWR belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This IC is primarily used for power distribution and protection in various electronic systems.

Characteristics

• The TPS2419PWR is a high-side power distribution switch.
• It offers overcurrent protection and fault reporting capabilities.
• The IC operates with a wide input voltage range, making it suitable for diverse applications.
• It provides low on-resistance to minimize power losses.
• The device features a thermal shutdown mechanism to prevent overheating.

Package

The TPS2419PWR is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of the TPS2419PWR lies in its ability to efficiently control power distribution while ensuring system protection.

Packaging/Quantity

The TPS2419PWR is typically sold in reels, with each reel containing a specific quantity of ICs. The exact quantity may vary depending on the manufacturer or distributor.

Specifications

• Input Voltage Range: 2.7V to 18V
• Maximum Continuous Current: 3A
• On-Resistance: 40mΩ
• Operating Temperature Range: -40°C to 85°C
• Fault Reporting: Open-drain output
• Thermal Shutdown Temperature: 150°C

Detailed Pin Configuration

The TPS2419PWR has the following pin configuration:

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

Functional Features

• Overcurrent Protection: The TPS2419PWR monitors the current flowing through it and shuts off the output when the current exceeds a certain threshold.
• Fault Reporting: The FLT pin provides a fault indication when an overcurrent condition is detected.
• Enable Control: The EN pin allows the user to enable or disable the power switch.
• Thermal Shutdown: When the temperature exceeds the thermal shutdown threshold, the TPS2419PWR disables the output to prevent damage.

Advantages and Disadvantages

Advantages

• Efficient power distribution and protection in electronic systems.
• Wide input voltage range for versatile applications.
• Low on-resistance minimizes power losses.
• Fault reporting feature aids in troubleshooting.

Disadvantages

• Limited maximum continuous current of 3A.
• Operating temperature range may not be suitable for extreme environments.

Working Principles

The TPS2419PWR operates as a high-side power distribution switch. It controls the flow of current from the input to the output based on the enable signal. When enabled, the IC monitors the current passing through it. If the current exceeds the set threshold, indicating an overcurrent condition, the TPS2419PWR shuts off the output and triggers the fault indicator. Additionally, the device incorporates thermal shutdown protection to prevent overheating.

Detailed Application Field Plans

The TPS2419PWR finds application in various electronic systems that require efficient power distribution and protection. Some potential application fields include:

1. Battery Management Systems (BMS) in electric vehicles.
2. Power supply units for computer systems.
3. Industrial automation and control systems.
4. Consumer electronics such as smartphones and tablets.
5. LED lighting systems.

Detailed and Complete Alternative Models

1. TPS2420PWR: Similar to TPS2419PWR but with a higher maximum continuous current of 5A.
2. TPS2450PWR: Offers similar functionality but with a lower on-resistance of 20mΩ.
3. TPS2490PWR: Provides enhanced fault reporting capabilities and adjustable current limit settings.

These alternative models offer similar features and can be considered based on specific application requirements.

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