Vishay Semiconductor Diodes Division
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81CNQ035A
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81CNQ035A Product Overview

Introduction

The 81CNQ035A is a high-performance Schottky diode designed for various applications in the electronics industry. This entry provides a comprehensive overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Semiconductor Diode
  • Use: Rectification and Power Management
  • Characteristics: High Efficiency, Low Forward Voltage Drop
  • Package: TO-247AC
  • Essence: Schottky Diode
  • Packaging/Quantity: Tape & Reel, 50 units per reel

Specifications

  • Voltage Rating: 35V
  • Current Rating: 80A
  • Forward Voltage Drop: 0.75V at 40A
  • Reverse Leakage Current: 100μA at 25°C
  • Operating Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The 81CNQ035A follows the standard pin configuration for a TO-247AC package: 1. Anode 2. Cathode 3. Not connected (Tab)

Functional Features

  • High current capability
  • Low power loss
  • Fast switching
  • High efficiency
  • High surge capacity

Advantages and Disadvantages

Advantages

  • Low forward voltage drop
  • High current handling capability
  • Fast switching speed
  • Suitable for high-frequency applications

Disadvantages

  • Higher cost compared to standard rectifier diodes
  • Sensitivity to reverse voltage spikes

Working Principles

The 81CNQ035A operates based on the Schottky barrier principle, where the metal-semiconductor junction allows for faster switching and lower forward voltage drop compared to conventional PN-junction diodes.

Detailed Application Field Plans

The 81CNQ035A is widely used in the following applications: - Switching power supplies - DC-DC converters - Motor drives - Solar inverters - Uninterruptible power supplies (UPS) - Welding equipment

Detailed and Complete Alternative Models

Some alternative models to the 81CNQ035A include: - 81CNQ030A: 30V, 80A Schottky diode - 81CNQ040A: 40V, 80A Schottky diode - 81CNQ045A: 45V, 80A Schottky diode - 81CNQ050A: 50V, 80A Schottky diode

In conclusion, the 81CNQ035A is a high-performance Schottky diode with excellent characteristics suitable for various power management applications. Its efficient operation, high current capability, and fast switching make it a preferred choice in the industry.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 81CNQ035A v technických řešeních

Sure, here are 10 common questions and answers related to the application of 81CNQ035A in technical solutions:

  1. What is the 81CNQ035A?

    • The 81CNQ035A is a Schottky diode designed for high power applications.

  2. What is the maximum forward voltage drop of the 81CNQ035A?

    • The maximum forward voltage drop of the 81CNQ035A is typically 0.75V at 35A.

  3. What are the typical applications of the 81CNQ035A?

    • The 81CNQ035A is commonly used in power supplies, inverters, and motor control circuits.

  4. What is the reverse recovery time of the 81CNQ035A?

    • The reverse recovery time of the 81CNQ035A is typically 35ns.

  5. What is the maximum junction temperature of the 81CNQ035A?

    • The maximum junction temperature of the 81CNQ035A is 150°C.

  6. What is the package type of the 81CNQ035A?

    • The 81CNQ035A is available in a TO-220AB package.

  7. What is the maximum continuous forward current of the 81CNQ035A?

    • The maximum continuous forward current of the 81CNQ035A is 35A.

  8. Does the 81CNQ035A require a heatsink for operation?

    • Yes, it is recommended to use a heatsink for the 81CNQ035A to dissipate heat effectively.

  9. Can the 81CNQ035A be used in parallel for higher current applications?

    • Yes, the 81CNQ035A can be used in parallel to increase the overall current handling capability.

  10. Is the 81CNQ035A suitable for fast switching applications?

    • Yes, the 81CNQ035A has low reverse recovery time and is suitable for fast switching applications.

I hope these answers provide the information you were looking for! If you have any more questions, feel free to ask.