Vishay Semiconductor Diodes Division
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UG4B-M3/54
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UG4B-M3/54 Product Overview

Introduction

The UG4B-M3/54 is a semiconductor product belonging to the category of rectifier diodes. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Rectifier Diodes
  • Use: Rectification of alternating current (AC) to direct current (DC)
  • Characteristics: High efficiency, low forward voltage drop, fast switching speed
  • Package: SOD-123FL
  • Essence: Silicon rectifier diode
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Maximum Average Forward Current: 4A
  • Peak Forward Surge Current: 100A
  • Reverse Voltage: 400V
  • Forward Voltage Drop: 0.95V at 1A
  • Operating Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The UG4B-M3/54 has a standard SOD-123FL package with the following pin configuration: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Fast recovery time
  • Low leakage current
  • High reliability
  • RoHS compliant

Advantages and Disadvantages

Advantages

  • High efficiency
  • Fast switching speed
  • RoHS compliance
  • Low forward voltage drop

Disadvantages

  • Limited maximum average forward current
  • Relatively high peak forward surge current

Working Principles

The UG4B-M3/54 operates based on the principle of rectification, allowing the flow of current in one direction while blocking it in the opposite direction. This enables the conversion of AC to DC in various electronic circuits and power supply applications.

Detailed Application Field Plans

The UG4B-M3/54 is widely used in the following applications: - Power supplies - LED lighting - Battery chargers - Switching power supplies - Inverters

Detailed and Complete Alternative Models

Some alternative models to the UG4B-M3/54 include: - UG4D-M3/54 - UG4G-M3/54 - UG4J-M3/54

In summary, the UG4B-M3/54 rectifier diode offers high efficiency, fast switching speed, and reliable performance, making it suitable for a wide range of applications in the electronics industry.

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技術ソリューションにおける UG4B-M3/54 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 UG4B-M3/54?

    • UG4B-M3/54 is a high-power, fast-switching silicon rectifier diode commonly used in power supply and rectification applications.

  2. What are the key specifications of UG4B-M3/54?

    • The UG4B-M3/54 diode typically has a maximum repetitive peak reverse voltage of 400V, an average forward current of 4A, and a forward voltage drop of around 1V at the rated current.

  3. In what technical solutions can UG4B-M3/54 be used?

    • UG4B-M3/54 can be used in various technical solutions such as power supplies, battery chargers, inverters, and other applications requiring rectification of AC to DC.

  4. What are the advantages of using UG4B-M3/54 in technical solutions?

    • The UG4B-M3/54 diode offers high power handling capability, fast switching speed, and low forward voltage drop, making it suitable for efficient power conversion.

  5. How does UG4B-M3/54 compare to other rectifier diodes in terms of performance?

    • Compared to standard rectifier diodes, UG4B-M3/54 offers higher current handling capacity and faster switching characteristics, making it suitable for high-power applications.

  6. Are there any specific thermal considerations when using UG4B-M3/54 in technical solutions?

    • Yes, due to its high power handling capability, proper heat sinking and thermal management should be considered to ensure reliable operation and prevent overheating.

  7. Can UG4B-M3/54 be used in bridge rectifier configurations?

    • Yes, UG4B-M3/54 can be used in bridge rectifier configurations to convert AC to DC in power supply circuits.

  8. What are the typical operating temperatures for UG4B-M3/54?

    • The UG4B-M3/54 diode is typically rated for operation within a temperature range of -65°C to +175°C.

  9. Are there any specific precautions to consider when designing with UG4B-M3/54?

    • Designers should consider reverse voltage spikes, surge currents, and proper snubber circuitry to protect the diode and ensure reliable operation.

  10. Where can I find detailed application notes and guidelines for using UG4B-M3/54 in technical solutions?

    • Detailed application notes and guidelines for UG4B-M3/54 can be found in the product datasheet provided by the manufacturer or through technical support resources.