Vishay Semiconductor Diodes Division
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445CNQ015

445CNQ015 Product Overview

Introduction

The 445CNQ015 is a high-performance diode belonging to the category of Schottky rectifiers. This entry provides an overview of its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

  • Category: Schottky rectifier diode
  • Use: Power rectification in electronic circuits
  • Characteristics: High efficiency, low forward voltage drop, fast switching speed
  • Package: TO-220AB
  • Essence: Efficient power conversion
  • Packaging/Quantity: Typically sold in reels or tubes containing multiple units

Specifications

  • Maximum Average Forward Current: 45A
  • Peak Repetitive Reverse Voltage: 15V
  • Forward Voltage Drop: 0.55V at 22A
  • Reverse Leakage Current: 50µA at 15V
  • Operating Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The 445CNQ015 typically has three pins: 1. Anode (A) 2. Cathode (K) 3. Thermal pad (T)

Functional Features

  • High current capability
  • Low power dissipation
  • Fast switching speed
  • Low thermal resistance

Advantages and Disadvantages

Advantages

  • High efficiency
  • Low forward voltage drop
  • Fast recovery time
  • Compact package size

Disadvantages

  • Limited reverse voltage rating
  • Sensitivity to overvoltage conditions

Working Principles

The 445CNQ015 operates based on the Schottky barrier principle, where the metal-semiconductor junction allows for faster switching and lower forward voltage drop compared to standard PN-junction diodes.

Detailed Application Field Plans

The 445CNQ015 is commonly used in the following applications: - Switching power supplies - DC-DC converters - Motor drive circuits - Solar panel bypass diodes

Detailed and Complete Alternative Models

Some alternative models to the 445CNQ015 include: - 60CNQ015: Higher reverse voltage rating - 30CNQ015: Lower forward voltage drop - 45CNQ020: Higher current capability

In conclusion, the 445CNQ015 is a high-performance Schottky rectifier diode with excellent efficiency and fast switching characteristics, making it suitable for various power rectification applications.

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  1. What is 445CNQ015?

    • 445CNQ015 is a Schottky diode designed for use in high-frequency applications and power supplies.

  2. What are the key features of 445CNQ015?

    • The key features include low forward voltage drop, fast switching speed, and high current capability.

  3. What are the typical applications of 445CNQ015?

    • Typical applications include power factor correction, switch-mode power supplies, and freewheeling diodes.

  4. What is the maximum forward voltage of 445CNQ015?

    • The maximum forward voltage is typically around 0.65V at a forward current of 15A.

  5. What is the reverse recovery time of 445CNQ015?

    • The reverse recovery time is typically around 20ns.

  6. What is the maximum junction temperature of 445CNQ015?

    • The maximum junction temperature is typically 175°C.

  7. What is the package type of 445CNQ015?

    • The package type is typically D²PAK (TO-263).

  8. What are the recommended operating conditions for 445CNQ015?

    • The recommended operating conditions include a maximum average forward current of 15A and a maximum repetitive peak reverse voltage of 150V.

  9. What are the thermal characteristics of 445CNQ015?

    • The thermal resistance from junction to case is typically 1.5°C/W.

  10. Are there any specific layout considerations for using 445CNQ015 in a circuit?

    • It is recommended to minimize the length and area of the PCB traces connected to the diode to reduce parasitic inductance and improve performance.