Vishay Semiconductor Diodes Division
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UF4004-M3/73
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UF4004-M3/73

Product Overview

Category

The UF4004-M3/73 belongs to the category of ultrafast rectifiers.

Use

It is commonly used in electronic circuits for rectification purposes, converting alternating current (AC) to direct current (DC).

Characteristics

  • Ultrafast switching speed
  • High efficiency
  • Low forward voltage drop

Package

The UF4004-M3/73 is typically available in a DO-204AL (DO-41) package.

Essence

This product is essential for power supply and voltage regulation applications.

Packaging/Quantity

The UF4004-M3/73 is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Repetitive Reverse Voltage: 400V
  • Average Rectified Output Current: 1A
  • Forward Voltage Drop: 0.93V at 1A
  • Reverse Recovery Time: 50ns
  • Maximum Operating Temperature: 150°C

Detailed Pin Configuration

The UF4004-M3/73 has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Ultrafast recovery time
  • Low leakage current
  • High surge current capability

Advantages

  • Efficient rectification
  • Fast switching speed
  • Suitable for high-frequency applications

Disadvantages

  • Sensitive to overvoltage conditions
  • Limited reverse voltage tolerance

Working Principles

The UF4004-M3/73 operates based on the principle of semiconductor junction rectification. When a positive voltage is applied to the anode with respect to the cathode, it allows current to flow in the forward direction, while blocking current in the reverse direction.

Detailed Application Field Plans

The UF4004-M3/73 is widely used in: - Switching power supplies - DC-DC converters - Freewheeling diodes - Snubber circuits

Detailed and Complete Alternative Models

Some alternative models to the UF4004-M3/73 include: - UF4001-M3/73 - UF4002-M3/73 - UF4003-M3/73 - UF4005-M3/73

In conclusion, the UF4004-M3/73 ultrafast rectifier offers efficient rectification and fast switching speed, making it suitable for various electronic applications requiring high-frequency operation and low forward voltage drop.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de UF4004-M3/73 en soluciones técnicas

  1. What is the UF4004-M3/73 diode used for?

    • The UF4004-M3/73 diode is commonly used in rectification and freewheeling applications in power supplies, lighting, and automotive systems.

  2. What are the key specifications of the UF4004-M3/73 diode?

    • The UF4004-M3/73 is a fast recovery rectifier diode with a maximum repetitive peak reverse voltage of 400V, average forward current of 1A, and a forward voltage drop of 1V at 1A.

  3. Can the UF4004-M3/73 diode be used in high-frequency applications?

    • Yes, the UF4004-M3/73 diode has a fast recovery time and can be used in high-frequency applications such as switch-mode power supplies and inverters.

  4. What is the temperature range for the UF4004-M3/73 diode?

    • The UF4004-M3/73 diode has an operating temperature range of -65°C to +175°C, making it suitable for a wide range of environments.

  5. Is the UF4004-M3/73 diode suitable for automotive applications?

    • Yes, the UF4004-M3/73 diode is commonly used in automotive systems for functions such as alternator rectification and battery charging.

  6. Does the UF4004-M3/73 diode require a heatsink?

    • The UF4004-M3/73 diode's low forward voltage drop typically eliminates the need for a heatsink in many applications, but it's important to consider thermal management based on the specific application requirements.

  7. Can the UF4004-M3/73 diode handle surge currents?

    • Yes, the UF4004-M3/73 diode has a high surge current capability, making it suitable for applications with transient overcurrent conditions.

  8. Are there any recommended layout considerations for using the UF4004-M3/73 diode?

    • It's important to minimize the length of the traces between the diode and other components to reduce parasitic inductance and ensure proper performance.

  9. What are some common failure modes for the UF4004-M3/73 diode?

    • Common failure modes include thermal overstress, reverse voltage breakdown, and excessive surge currents beyond the diode's ratings.

  10. Where can I find detailed application notes for using the UF4004-M3/73 diode in technical solutions?

    • Detailed application notes and design resources for the UF4004-M3/73 diode can be found on the manufacturer's website or in technical literature related to power electronics and semiconductor devices.