Taiwan Semiconductor Corporation
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MUR440S R7G
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MUR440S R7G

Introduction

The MUR440S R7G is a diode belonging to the category of ultrafast 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: Ultrafast Rectifier Diode
  • Use: Used in high-frequency rectification applications
  • Characteristics: Ultrafast switching speed, low forward voltage drop
  • Package: DO-214AC (SMA), SMC package
  • Essence: Efficient rectification of high-frequency signals
  • Packaging/Quantity: Available in reels or bulk packaging, quantity varies by supplier

Specifications

  • Voltage Rating: 40V
  • Current Rating: 4A
  • Reverse Recovery Time: <35ns
  • Operating Temperature Range: -65°C to +175°C
  • Storage Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The MUR440S R7G has a standard SMA package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

  • Ultrafast Recovery Time
  • Low Forward Voltage Drop
  • High Frequency Operation Capability
  • Avalanche Energy Rated

Advantages and Disadvantages

Advantages

  • Fast switching speed
  • Low power loss
  • High efficiency
  • Compact package size

Disadvantages

  • Limited reverse voltage rating
  • Sensitivity to overvoltage conditions

Working Principles

The MUR440S R7G operates based on the principle of rectification, where it allows current flow in only one direction, enabling the conversion of alternating current (AC) to direct current (DC) in high-frequency applications.

Detailed Application Field Plans

The MUR440S R7G is commonly used in: - Switching power supplies - High-frequency rectifiers - Freewheeling diodes - Snubber circuits - Reverse battery protection

Detailed and Complete Alternative Models

  • MUR4100E
  • MUR460
  • MUR810
  • MUR10100E

In summary, the MUR440S R7G is an ultrafast rectifier diode with specific characteristics and applications. Its fast switching speed, low forward voltage drop, and high-frequency operation capability make it suitable for various high-frequency rectification applications.

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기술 솔루션에 MUR440S R7G 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure, here are 10 common questions and answers related to the application of MUR440S R7G in technical solutions:

  1. What is the maximum repetitive peak reverse voltage (Vrrm) of MUR440S R7G?

    • The maximum repetitive peak reverse voltage (Vrrm) of MUR440S R7G is 400 volts.

  2. What is the forward voltage drop (Vf) of MUR440S R7G at a specified current?

    • The forward voltage drop (Vf) of MUR440S R7G is typically around 0.85 volts at a forward current of 4A.

  3. What is the maximum average forward rectified current (Io) for MUR440S R7G?

    • The maximum average forward rectified current (Io) for MUR440S R7G is 4A.

  4. What is the maximum peak surge current (Ifsm) for MUR440S R7G?

    • The maximum peak surge current (Ifsm) for MUR440S R7G is 100A.

  5. What is the typical reverse recovery time (trr) of MUR440S R7G?

    • The typical reverse recovery time (trr) of MUR440S R7G is 35 nanoseconds.

  6. What are the recommended operating temperature range for MUR440S R7G?

    • The recommended operating temperature range for MUR440S R7G is -65°C to +175°C.

  7. Can MUR440S R7G be used in high-frequency applications?

    • Yes, MUR440S R7G can be used in high-frequency applications due to its fast reverse recovery time.

  8. Is MUR440S R7G suitable for use in switching power supplies?

    • Yes, MUR440S R7G is suitable for use in switching power supplies due to its low forward voltage drop and high surge current capability.

  9. What are some typical applications for MUR440S R7G?

    • Typical applications for MUR440S R7G include freewheeling diodes, polarity protection diodes, and rectification in power supplies.

  10. Are there any specific layout or mounting considerations for MUR440S R7G?

    • It is recommended to minimize the length of the leads and keep the device close to the heat sink to ensure proper thermal management.

I hope these questions and answers are helpful for your technical solutions involving MUR440S R7G! Let me know if you need further assistance.