Vishay Semiconductor Diodes Division
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SE20PB-M3/85A
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SE20PB-M3/85A Product Overview

Introduction

The SE20PB-M3/85A is a semiconductor product belonging to the category of power diodes. This entry provides a comprehensive overview of the product, including its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Power Diodes
  • Use: Rectification in power supply circuits
  • Characteristics: High current capability, low forward voltage drop
  • Package: TO-277A
  • Essence: Efficient power conversion
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage Rating: 200V
  • Current Rating: 20A
  • Forward Voltage Drop: 0.85V at 10A
  • Reverse Recovery Time: 35ns
  • Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The SE20PB-M3/85A has a standard TO-277A package with two pins. The anode is connected to pin 1, and the cathode is connected to pin 2.

Functional Features

  • High current capability for power applications
  • Low forward voltage drop for improved efficiency
  • Fast reverse recovery time for reduced switching losses

Advantages and Disadvantages

Advantages

  • High current rating allows for use in demanding power circuits
  • Low forward voltage drop minimizes power dissipation
  • Fast reverse recovery time enables high-frequency operation

Disadvantages

  • Relatively high reverse leakage current compared to some alternative models
  • Limited availability of alternative packages for specific application requirements

Working Principles

The SE20PB-M3/85A operates based on the principle of unidirectional conduction, allowing current flow in one direction while blocking it in the reverse direction. When forward-biased, the diode conducts current with a low voltage drop, facilitating efficient power conversion.

Detailed Application Field Plans

The SE20PB-M3/85A is well-suited for various applications, including: - Switch-mode power supplies - Motor drives - Solar inverters - Battery chargers - Welding equipment

Detailed and Complete Alternative Models

Some alternative models to the SE20PB-M3/85A include: - SE30PB-M3/85A: Higher current rating (30A) variant - SE20PB-M3/100A: Higher voltage rating (100V) variant - SE20PC-M3/85A: Similar specifications in a different package (TO-220AC)

In conclusion, the SE20PB-M3/85A power diode offers high current capability, low forward voltage drop, and fast reverse recovery time, making it suitable for various power electronics applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SE20PB-M3/85A en soluciones técnicas

  1. What is SE20PB-M3/85A?

    • SE20PB-M3/85A is a specific type of semiconductor diode, commonly used in electronic circuits for its high-speed switching capabilities.

  2. What are the key features of SE20PB-M3/85A?

    • The key features of SE20PB-M3/85A include its low forward voltage drop, fast switching speed, and high current capability, making it suitable for various technical solutions.

  3. In what technical applications can SE20PB-M3/85A be used?

    • SE20PB-M3/85A is commonly used in power supplies, voltage regulators, rectifiers, and other electronic devices requiring high-speed switching and efficient power management.

  4. What are the electrical specifications of SE20PB-M3/85A?

    • The electrical specifications typically include a maximum forward voltage of 0.75V, a reverse voltage of 85V, and a forward current of 2A.

  5. How does SE20PB-M3/85A compare to other diodes in similar applications?

    • Compared to other diodes, SE20PB-M3/85A offers lower forward voltage drop and faster switching speed, making it suitable for high-frequency applications.

  6. What are the temperature considerations for SE20PB-M3/85A in technical solutions?

    • SE20PB-M3/85A is designed to operate within a specified temperature range, typically between -55°C to +150°C, ensuring reliable performance in various environments.

  7. Are there any recommended circuit configurations for using SE20PB-M3/85A?

    • Common circuit configurations for SE20PB-M3/85A include flyback diode configurations, bridge rectifiers, and voltage clamping circuits, depending on the specific application requirements.

  8. What are the packaging options available for SE20PB-M3/85A?

    • SE20PB-M3/85A is commonly available in surface mount packages such as SMA, SMB, or SMC, providing flexibility for different PCB layouts and assembly processes.

  9. What are the potential failure modes of SE20PB-M3/85A in technical solutions?

    • Potential failure modes may include thermal overstress, reverse voltage breakdown, and excessive current stress, highlighting the importance of proper heat sinking and current limiting in the design.

  10. Where can I find detailed application notes and guidelines for using SE20PB-M3/85A in technical solutions?

    • Detailed application notes and guidelines for SE20PB-M3/85A can be found in the manufacturer's datasheets, technical documents, and application support resources, providing comprehensive information for successful integration into technical solutions.