Vishay Semiconductor Diodes Division
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MUR440-M3/54
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MUR440-M3/54

Product Overview

Category

The MUR440-M3/54 belongs to the category of ultrafast rectifiers.

Use

It is used for converting alternating current (AC) to direct current (DC) in various electronic circuits and power supply applications.

Characteristics

  • Ultrafast switching speed
  • Low forward voltage drop
  • High surge capability

Package

The MUR440-M3/54 comes in a DO-214AC (SMA) package, which is a surface mount device (SMD).

Essence

This rectifier is essential for efficient energy conversion and power management in electronic devices.

Packaging/Quantity

The MUR440-M3/54 is typically packaged in reels or tubes and is available in quantities suitable for both prototyping and mass production.

Specifications

  • Maximum Average Forward Current: 4A
  • Reverse Voltage: 400V
  • Forward Voltage Drop: 0.85V at 4A
  • Reverse Recovery Time: 35ns
  • Operating Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The MUR440-M3/54 has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Ultrafast recovery time
  • Low leakage current
  • High reliability and ruggedness

Advantages and Disadvantages

Advantages

  • High efficiency due to ultrafast switching speed
  • Low forward voltage drop reduces power dissipation
  • Suitable for high-frequency applications

Disadvantages

  • Higher cost compared to standard rectifiers
  • Sensitive to overvoltage conditions

Working Principles

The MUR440-M3/54 operates based on the principle of rectification, where it allows current to flow in only one direction, effectively converting AC to DC.

Detailed Application Field Plans

The MUR440-M3/54 is commonly used in the following applications: - Switch-mode power supplies - Inverters - Battery chargers - LED lighting - Motor drives

Detailed and Complete Alternative Models

Some alternative models to the MUR440-M3/54 include: - MUR410 - MUR420 - MUR430 - MUR460

In conclusion, the MUR440-M3/54 is a crucial component in electronic circuits and power supply applications, offering ultrafast switching speed, low forward voltage drop, and high surge capability. Its applications span across various industries, and while it has certain disadvantages, its advantages make it a preferred choice for high-efficiency energy conversion.

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Texniki həllərdə MUR440-M3/54 tətbiqi ilə bağlı 10 ümumi sual və cavabı sadalayın

Sure, here are 10 common questions and answers related to the application of MUR440-M3/54 in technical solutions:

  1. What is the maximum repetitive peak reverse voltage (Vrrm) of MUR440-M3/54?

    • The maximum repetitive peak reverse voltage (Vrrm) of MUR440-M3/54 is 400 volts.

  2. What is the average forward current (Ifav) rating of MUR440-M3/54?

    • The average forward current (Ifav) rating of MUR440-M3/54 is 4 amperes.

  3. Can MUR440-M3/54 be used in high-frequency applications?

    • Yes, MUR440-M3/54 is suitable for high-frequency applications due to its fast recovery time and low forward voltage drop.

  4. What is the typical junction capacitance (Cj) of MUR440-M3/54?

    • The typical junction capacitance (Cj) of MUR440-M3/54 is 25 picofarads.

  5. Is MUR440-M3/54 suitable for use in switching power supplies?

    • Yes, MUR440-M3/54 is commonly used in switching power supplies due to its fast recovery characteristics.

  6. What is the maximum forward voltage drop (Vf) of MUR440-M3/54 at a specified current?

    • The maximum forward voltage drop (Vf) of MUR440-M3/54 is typically around 0.85 volts at 4 amperes.

  7. Does MUR440-M3/54 have a low leakage current?

    • Yes, MUR440-M3/54 has a low leakage current, making it suitable for applications requiring minimal power loss.

  8. Can MUR440-M3/54 handle high surge currents?

    • Yes, MUR440-M3/54 is capable of handling high surge currents, making it suitable for transient voltage suppression applications.

  9. What is the operating temperature range of MUR440-M3/54?

    • The operating temperature range of MUR440-M3/54 is typically -55°C to +175°C.

  10. Is MUR440-M3/54 RoHS compliant?

    • Yes, MUR440-M3/54 is RoHS compliant, meeting environmental standards for lead-free manufacturing.

Feel free to ask if you need further clarification on any of these questions!