Vishay Semiconductor Diodes Division
画像はイメージの場合もございます。
商品詳細は仕様をご覧ください。
UF4002-M3/73
詳細を表示 DataSheets

UF4002-M3/73

Product Overview

Category

The UF4002-M3/73 belongs to the category of ultrafast rectifier diodes.

Use

These diodes are commonly used in electronic circuits for rectification purposes, converting alternating current (AC) to direct current (DC).

Characteristics

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

Package

The UF4002-M3/73 is typically available in a DO-214AC (SMA) package.

Essence

The essence of the UF4002-M3/73 lies in its ability to efficiently convert AC to DC with minimal power loss and high-speed operation.

Packaging/Quantity

These diodes are usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Maximum repetitive peak reverse voltage: 100V
  • Average forward current: 1A
  • Forward voltage drop: 0.93V at 1A
  • Reverse recovery time: 50ns
  • Operating temperature range: -65°C to +175°C

Detailed Pin Configuration

The UF4002-M3/73 has a standard SMA package with two pins. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Ultrafast switching speed allows for efficient rectification of high-frequency AC signals.
  • Low forward voltage drop minimizes power dissipation and heat generation.
  • High surge current capability ensures reliable operation under transient conditions.

Advantages and Disadvantages

Advantages

  • Efficient conversion of AC to DC
  • Fast switching speed
  • Low power dissipation

Disadvantages

  • Limited maximum repetitive peak reverse voltage
  • Sensitive to overvoltage conditions

Working Principles

The UF4002-M3/73 operates based on the principles of semiconductor physics, utilizing a P-N junction to allow current flow in one direction while blocking it in the reverse direction.

Detailed Application Field Plans

Power Supplies

These diodes are commonly used in power supply circuits to convert AC input to DC output.

Switching Circuits

Due to their ultrafast switching speed, the UF4002-M3/73 is suitable for use in high-frequency switching circuits.

Rectification

In applications requiring efficient rectification of AC signals, these diodes play a crucial role.

Detailed and Complete Alternative Models

  • UF4001-M3/73
  • UF4003-M3/73
  • UF4004-M3/73
  • UF4005-M3/73

In summary, the UF4002-M3/73 ultrafast rectifier diode offers efficient and fast rectification capabilities, making it suitable for various electronic applications such as power supplies, switching circuits, and rectification tasks. While it has limitations in terms of maximum reverse voltage and susceptibility to overvoltage, its advantages in efficiency and speed make it a popular choice in the electronics industry.

Word Count: 455

技術ソリューションにおける UF4002-M3/73 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the UF4002-M3/73 diode used for?

    • The UF4002-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 UF4002-M3/73 diode?

    • The UF4002-M3/73 diode has a maximum repetitive peak reverse voltage of 100V, average forward current of 1A, and a forward voltage drop of 1V at 1A.

  3. Can the UF4002-M3/73 diode be used in high-frequency applications?

    • Yes, the UF4002-M3/73 diode can be used in high-frequency applications due to its fast switching characteristics and low reverse recovery time.

  4. Is the UF4002-M3/73 diode suitable for use in automotive electronics?

    • Yes, the UF4002-M3/73 diode is suitable for automotive electronics applications such as alternator rectification and LED lighting systems.

  5. What are the temperature considerations for the UF4002-M3/73 diode?

    • The UF4002-M3/73 diode has an operating temperature range of -65°C to +175°C, making it suitable for a wide range of environments.

  6. Can the UF4002-M3/73 diode handle high surge currents?

    • Yes, the UF4002-M3/73 diode has a high surge current capability, making it suitable for applications with transient overvoltage conditions.

  7. Are there any recommended mounting and soldering techniques for the UF4002-M3/73 diode?

    • It is recommended to follow standard industry practices for mounting and soldering the UF4002-M3/73 diode to ensure proper thermal management and electrical connections.

  8. What are the typical applications of the UF4002-M3/73 diode in power supplies?

    • The UF4002-M3/73 diode is commonly used in flyback, buck, and boost converters, as well as in AC-DC and DC-DC power supply designs.

  9. Does the UF4002-M3/73 diode have any special packaging or handling requirements?

    • The UF4002-M3/73 diode is typically available in a DO-41 package and should be handled and stored according to standard ESD precautions.

  10. Where can I find detailed application notes and design guidelines for using the UF4002-M3/73 diode in technical solutions?

    • Detailed application notes and design guidelines for the UF4002-M3/73 diode can be found in the product datasheet, as well as in application-specific technical literature provided by the manufacturer.