Exploring STPS24045TV PDF Datasheet, Features, Alternatives

4/29/2025 6:22:29 PM

The STPS24045TV is a dual Schottky rectifier module by STMicroelectronics, designed for high-power applications. It handles up to 240A and has a low voltage drop, making it great for efficient power conversion. The module's compact size and safety features ensure reliable performance.

STPS24045TV Overview

The STPS24045TV is a dual Schottky rectifier module from STMicroelectronics, designed for high-performance applications requiring low voltage drop and high current handling. It features two independent diodes, each rated for a continuous forward current of 120A, with a combined total of 240A. The module offers a maximum reverse voltage of 45V and a low forward voltage drop of approximately 0.91V at 240A, ensuring efficient power conversion. With a thermal resistance of just 0.65°C/W per diode, it supports reliable thermal management, making it suitable for demanding applications like switched-mode power supplies (SMPS), inverters, and DC-DC converters. The ISOTOP™ package offers a 2500V RMS isolation voltage, enhancing safety in industrial environments. Its high junction temperature tolerance of up to 150°C makes it ideal for tough operating conditions.

For those requiring reliable rectification, the STPS24045TV offers superior efficiency. Contact us today to place your bulk order and secure a reliable power solution.

STPS24045TV Manufacturer

The STPS24045TV is a high-performance dual Schottky rectifier module manufactured by STMicroelectronics, a global leader in semiconductor solutions. STMicroelectronics specializes in providing innovative and energy-efficient products across various sectors, including automotive, industrial, and consumer electronics. The STPS24045TV is designed for demanding power applications, offering features such as low forward voltage drop, high current handling, and efficient thermal management. Its robust design ensures reliable performance in applications like switched-mode power supplies (SMPS), inverters, and DC-DC converters. STMicroelectronics' commitment to quality and innovation is evident in the STPS24045TV, making it a preferred choice for engineers and designers seeking reliable and efficient power rectification solutions.

STPS24045TV Features

• Dual Schottky Rectifier: Contains two independent diodes, each rated for 120A continuous current.

• High Current Handling: Total current rating of 240A, ensuring efficient power conversion.

• Reverse Voltage: Maximum repetitive peak reverse voltage (VRRM) of 45V.

• Low Forward Voltage Drop: Approximately 0.91V at 240A forward current.

• Thermal Performance: Low thermal resistance of 0.65°C/W per diode for efficient heat dissipation.

• High Junction Temperature: Tolerates operating temperatures up to 150°C.

• Package Type: ISOTOP™ chassis mount module with insulated package.

• High Isolation Voltage: Provides 2500V RMS isolation for enhanced safety.

STPS24045TV Applications

• Switched-Mode Power Supplies (SMPS): Efficient power conversion in various electronic systems.

• DC-DC Converters: Used in power regulation for applications such as solar energy systems.

• Inverters: Power inversion in renewable energy systems, motor drives, and UPS.

• Polarity Protection Circuits: Prevents damage from incorrect power connections.

• Freewheeling Diodes: Utilized in inductive load circuits to prevent voltage spikes.

• Motor Drives: Ensures reliable rectification in electric motor control systems.

• Welding Machines: For efficient power conversion in industrial welding systems.

• Electric Vehicles (EVs): Used in the power management systems of EVs.

STPS24045TV Circuit Diagram

This diagram shows a dual diode configuration. It consists of two diodes arranged in a bridge-like layout, which is commonly used for rectification purposes. The "K" labels (K1 and K2) typically represent the cathodes of the diodes, while the "A" labels (A1 and A2) represent the anodes. This layout indicates a bidirectional current flow through the diodes, allowing current to pass in either direction depending on the applied voltage. This setup is often used in applications that require efficient power conversion, such as in power supplies or in situations where the current may need to flow in both directions. The diodes work together to allow current flow only when the voltage exceeds the forward voltage of the diodes, blocking reverse current.

STPS24045TV Benefits

• Low Conduction Losses: With a typical forward voltage drop of 0.91 V at 240 A, the module minimizes energy losses during conduction, improving overall system efficiency.

• Fast Switching Speed: The diode's design allows for extremely fast switching, reducing switching losses and enabling high-frequency operation in applications like switched-mode power supplies (SMPS) and DC-DC converters.

• Avalanche Capability: The module is specified for avalanche operation, providing robustness against transient voltage spikes and enhancing system protection.

• Thermal Management: With a junction-to-case thermal resistance of 0.65°C/W per diode, the STPS24045TV ensures effective heat dissipation, supporting reliable performance under high current conditions.

STPS24045TV Common Issues and Solutions

• Overheating: Insufficient heat dissipation or high operating temperatures can cause overheating, which can be resolved by ensuring proper heat sinking or cooling solutions and verifying that thermal resistance is within limits.

• Reverse Leakage Current: Elevated reverse leakage current due to high temperatures or aging can be mitigated by keeping the junction temperature within the recommended range of 150°C and monitoring for degradation.

• Excessive Forward Voltage Drop: Increased forward voltage drop occurs when the diode operates outside its optimal current range, which can be avoided by ensuring the current does not exceed the maximum specified limit (240A) and monitoring voltage levels.

• Thermal Runaway: Inadequate thermal management may lead to thermal runaway, which can be prevented by using appropriate cooling methods like heatsinks or forced air and ensuring correct mounting for optimal heat transfer.

• Incorrect Polarity: Incorrect connection of the diode can lead to failure, which can be avoided by double-checking the polarity during installation and ensuring proper orientation for positive and negative connections.

STPS24045TV Maintenance Tips

• Proper Cooling: Ensure adequate cooling by using heatsinks or forced air to prevent overheating. Regularly check the thermal management system to ensure it's functioning properly.

• Monitor Operating Conditions: Regularly check the current, voltage, and temperature to make sure the component is operating within its specified limits. Avoid exceeding the maximum forward current (240A) or reverse voltage (45V).

• Inspect for Degradation: Periodically inspect the module for any signs of physical damage or degradation, such as discoloration, burn marks, or cracks.

• Clean the Module: Keep the module clean and free from dust, dirt, or debris that could affect heat dissipation or lead to electrical shorts. Use a dry cloth or compressed air to clean the module.

• Check Polarity: Always verify the polarity during installation to avoid reverse connections that could damage the module.

• Ensure Secure Mounting: Make sure the module is securely mounted to ensure proper heat transfer and minimize mechanical stress.

Conclusion

The STPS24045TV offers strong performance for various power systems, with low voltage drop and excellent thermal management. It is ideal for applications like power supplies and inverters, ensuring efficiency and reliability. Distributors can trust this module for long-lasting, efficient rectification. Place your bulk order today for a reliable power solution.

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