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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