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81CNQ045S2
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81CNQ045S2 Product Overview

Introduction

The 81CNQ045S2 is a power rectifier module designed for high-frequency switching applications. This entry provides an in-depth overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Power Rectifier Module
  • Use: High-frequency switching applications
  • Characteristics: High efficiency, low forward voltage drop, fast switching speed
  • Package: TO-263AB
  • Essence: Silicon-based power rectifier module
  • Packaging/Quantity: Available in reels or tubes

Specifications

  • Voltage Rating: 45V
  • Current Rating: 81A
  • Forward Voltage Drop: 0.75V at 40A
  • Reverse Recovery Time: 35ns
  • Operating Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The 81CNQ045S2 module features a standard TO-263AB package with the following pin configuration: 1. Anode 2. Cathode 3. Gate

Functional Features

  • High current capability
  • Low thermal resistance
  • Fast reverse recovery time
  • Low leakage current

Advantages and Disadvantages

Advantages

  • High efficiency
  • Fast switching speed
  • Low forward voltage drop
  • Suitable for high-frequency applications

Disadvantages

  • Higher cost compared to standard diodes
  • Sensitive to overvoltage conditions

Working Principles

The 81CNQ045S2 operates based on the principle of rectification, allowing the flow of current in one direction while blocking it in the opposite direction. Its fast switching speed and low forward voltage drop make it ideal for high-frequency applications.

Detailed Application Field Plans

The 81CNQ045S2 is commonly used in the following application fields: - Switch-mode power supplies - Motor drives - Solar inverters - Welding equipment - Uninterruptible power supplies (UPS)

Detailed and Complete Alternative Models

For users seeking alternative options, the following power rectifier modules can be considered: - 81CNQ030S2: 30V, 81A - 81CNQ060S2: 60V, 81A - 81CNQ080S2: 80V, 81A - 81CNQ100S2: 100V, 81A

In conclusion, the 81CNQ045S2 power rectifier module offers high performance and reliability for high-frequency switching applications, making it a valuable component in various electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 81CNQ045S2 v technických řešeních

Sure, here are 10 common questions and answers related to the application of 81CNQ045S2 in technical solutions:

  1. What is 81CNQ045S2?

    • 81CNQ045S2 is a Schottky diode designed for high power density and efficiency applications.

  2. What is the maximum forward current rating of 81CNQ045S2?

    • The maximum forward current rating of 81CNQ045S2 is 80A.

  3. What is the reverse voltage rating of 81CNQ045S2?

    • The reverse voltage rating of 81CNQ045S2 is 45V.

  4. What are the typical applications of 81CNQ045S2?

    • 81CNQ045S2 is commonly used in power supplies, inverters, and motor control applications.

  5. What is the thermal resistance of 81CNQ045S2?

    • The thermal resistance of 81CNQ045S2 is typically low, allowing for efficient heat dissipation.

  6. Is 81CNQ045S2 suitable for high-frequency applications?

    • Yes, 81CNQ045S2 is suitable for high-frequency applications due to its fast switching characteristics.

  7. Does 81CNQ045S2 have a low leakage current?

    • Yes, 81CNQ045S2 has a low reverse leakage current, making it suitable for high-efficiency designs.

  8. Can 81CNQ045S2 be used in parallel configurations for higher current handling?

    • Yes, 81CNQ045S2 can be used in parallel configurations to increase current handling capability.

  9. What is the operating temperature range of 81CNQ045S2?

    • The operating temperature range of 81CNQ045S2 is typically -55°C to 175°C, making it suitable for a wide range of environments.

  10. Are there any recommended layout considerations for using 81CNQ045S2 in a circuit?

    • Yes, it is recommended to minimize the loop area and keep the diode close to the source to reduce parasitic inductance and optimize performance.

These questions and answers should provide a good overview of the key aspects of using 81CNQ045S2 in technical solutions.