Vishay Semiconductor Diodes Division
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MBRF735HE3/45
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MBRF735HE3/45

Introduction

The MBRF735HE3/45 is a high-performance Schottky rectifier diode designed for various electronic applications. This entry provides an overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Overview

  • Category: Electronic Components
  • Use: Rectification in power supply circuits, voltage clamping, and reverse polarity protection.
  • Characteristics: High current capability, low forward voltage drop, fast switching speed, and low leakage current.
  • Package: TO-220AB
  • Essence: Schottky rectifier diode
  • Packaging/Quantity: Available in reels or tubes with varying quantities.

Specifications

  • Forward Voltage Drop: Typically 0.65V at 3A
  • Reverse Voltage: 45V
  • Average Rectified Current: 7.5A
  • Peak Surge Current: 175A
  • Operating Temperature Range: -65°C to +175°C
  • Storage Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The MBRF735HE3/45 has a standard TO-220AB package with three pins: 1. Anode (A) 2. Cathode (K) 3. Not connected (NC)

Functional Features

  • Fast switching speed for high-efficiency applications.
  • Low forward voltage drop minimizes power loss.
  • High current capability for demanding circuit requirements.
  • Low leakage current ensures minimal power dissipation.

Advantages and Disadvantages

Advantages

  • High efficiency due to low forward voltage drop.
  • Fast switching speed for rapid response in circuits.
  • Suitable for high-frequency applications.
  • Robust construction for reliable performance.

Disadvantages

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

Working Principles

The MBRF735HE3/45 operates based on the Schottky barrier principle, where the metal-semiconductor junction allows for fast switching and low forward voltage drop. When a forward bias is applied, the diode conducts current with minimal voltage drop, making it suitable for high-efficiency rectification.

Detailed Application Field Plans

The MBRF735HE3/45 is commonly used in the following applications: - Switching power supplies - Voltage clamping circuits - Reverse polarity protection - DC-DC converters - Solar panel bypass diodes

Detailed and Complete Alternative Models

  • MBRF745HE3/45: Higher reverse voltage rating (75V) for elevated protection levels.
  • MBRF760HE3/45: Increased average rectified current (10A) for higher power applications.
  • MBRF720HE3/45: Lower forward voltage drop for ultra-low power loss requirements.

In conclusion, the MBRF735HE3/45 is a versatile Schottky rectifier diode with high current capability, fast switching speed, and low forward voltage drop, making it suitable for various power supply and rectification applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MBRF735HE3/45 v technických řešeních

  1. What is the MBRF735HE3/45 used for?

    • The MBRF735HE3/45 is a Schottky diode designed for use in high-frequency rectification and freewheeling applications.

  2. What are the key features of the MBRF735HE3/45?

    • The key features include a low forward voltage drop, high-frequency operation capability, and a high surge current capability.

  3. What is the maximum forward voltage of the MBRF735HE3/45?

    • The maximum forward voltage is typically around 0.65V at a forward current of 8A.

  4. What is the reverse recovery time of the MBRF735HE3/45?

    • The reverse recovery time is typically around 20ns.

  5. What are the typical applications of the MBRF735HE3/45?

    • Typical applications include switch-mode power supplies, high-frequency DC-DC converters, and freewheeling diodes.

  6. What is the maximum average forward current of the MBRF735HE3/45?

    • The maximum average forward current is 8A.

  7. What is the maximum junction temperature of the MBRF735HE3/45?

    • The maximum junction temperature is 150°C.

  8. What is the package type of the MBRF735HE3/45?

    • The MBRF735HE3/45 comes in a TO-220AB package.

  9. What is the reverse voltage rating of the MBRF735HE3/45?

    • The reverse voltage rating is 45V.

  10. Can the MBRF735HE3/45 be used in automotive applications?

    • Yes, the MBRF735HE3/45 is suitable for automotive applications due to its high surge current capability and robust construction.