Vishay Semiconductor Diodes Division
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UF5402-E3/54
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UF5402-E3/54

Product Overview

Category

The UF5402-E3/54 belongs to the category of ultrafast rectifiers.

Use

It is commonly used in power supply applications, inverters, and other electronic circuits requiring high-speed rectification.

Characteristics

  • Ultrafast switching speed
  • Low forward voltage drop
  • High current capability
  • Efficient heat dissipation

Package

The UF5402-E3/54 is typically available in a DO-201AD package.

Essence

This rectifier is essential for converting alternating current (AC) to direct current (DC) with minimal loss and high efficiency.

Packaging/Quantity

The UF5402-E3/54 is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Maximum Average Forward Current: 3A
  • Peak Forward Surge Current: 200A
  • Reverse Voltage: 200V
  • Forward Voltage Drop: 0.95V at 3A
  • Operating Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The UF5402-E3/54 has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Ultrafast recovery time
  • High reliability
  • Low leakage current
  • Robust construction for rugged environments

Advantages

  • High-speed rectification
  • Low power loss
  • Suitable for high-frequency applications
  • Reliable performance under varying conditions

Disadvantages

  • Higher cost compared to standard rectifiers
  • Sensitive to reverse voltage spikes

Working Principles

The UF5402-E3/54 operates on the principle of fast recovery diodes, allowing for rapid switching between conducting and non-conducting states during rectification.

Detailed Application Field Plans

The UF5402-E3/54 is widely used in: - Switch-mode power supplies - Motor drives - Solar inverters - Battery chargers - LED lighting systems

Detailed and Complete Alternative Models

Some alternative models to the UF5402-E3/54 include: - UF5401-E3/54 - UF5404-E3/54 - UF5406-E3/54

In conclusion, the UF5402-E3/54 ultrafast rectifier offers efficient and reliable rectification for various electronic applications, making it an essential component in modern power electronics.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de UF5402-E3/54 en soluciones técnicas

  1. What is the UF5402-E3/54 diode used for?

    • The UF5402-E3/54 diode is commonly used in rectification and power supply applications.

  2. What are the electrical specifications of the UF5402-E3/54 diode?

    • The UF5402-E3/54 diode has a maximum repetitive peak reverse voltage of 200V, a maximum average forward rectified current of 3A, and a maximum forward voltage drop of 1V at 3A.

  3. Can the UF5402-E3/54 diode be used in high-frequency applications?

    • The UF5402-E3/54 diode is not recommended for high-frequency applications due to its recovery time and capacitance characteristics.

  4. Is the UF5402-E3/54 diode suitable for use in switching power supplies?

    • Yes, the UF5402-E3/54 diode can be used in switching power supply circuits where moderate speed and efficiency are required.

  5. What is the temperature range for the UF5402-E3/54 diode?

    • The UF5402-E3/54 diode is designed to operate within a temperature range of -65°C to +175°C.

  6. Does the UF5402-E3/54 diode require a heatsink for operation?

    • A heatsink may be required for the UF5402-E3/54 diode depending on the application and the level of current passing through it.

  7. Can the UF5402-E3/54 diode handle surge currents?

    • The UF5402-E3/54 diode has a non-repetitive peak forward surge current of 200A which allows it to handle short-duration surge currents.

  8. What are the typical applications for the UF5402-E3/54 diode?

    • Typical applications include freewheeling diodes, polarity protection diodes, and general rectification in power supplies and inverters.

  9. What are the packaging options available for the UF5402-E3/54 diode?

    • The UF5402-E3/54 diode is available in a DO-201AD (DO-27) package.

  10. Are there any known reliability issues with the UF5402-E3/54 diode?

    • The UF5402-E3/54 diode is known for its reliability and robustness when operated within its specified parameters. However, like all electronic components, proper application and handling are essential for ensuring long-term reliability.