Vishay Semiconductor Diodes Division
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MBRF25H45CTHE3/45
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MBRF25H45CTHE3/45

Introduction

The MBRF25H45CTHE3/45 is a high-performance Schottky diode designed for various electronic applications. This entry provides an in-depth overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Overview

  • Category: Semiconductor/Electronic Component
  • Use: Rectification, Power Supply, Voltage Clamping
  • Characteristics: High Efficiency, Low Forward Voltage Drop, Fast Switching Speed
  • Package: TO-220AB
  • Essence: Schottky Diode
  • Packaging/Quantity: Tape & Reel, 800 units per reel

Specifications

  • Voltage Rating: 45V
  • Current Rating: 25A
  • Forward Voltage Drop: 0.55V at 12.5A
  • Reverse Leakage Current: 100μA at 45V
  • Operating Temperature Range: -65°C to 175°C

Detailed Pin Configuration

The MBRF25H45CTHE3/45 follows the standard pin configuration for a TO-220AB package: 1. Anode 2. Cathode

Functional Features

  • Ultra-Low Forward Voltage Drop
  • High Frequency Operation Capability
  • Excellent Thermal Performance

Advantages and Disadvantages

Advantages

  • High Efficiency
  • Fast Switching Speed
  • Low Power Dissipation

Disadvantages

  • Higher Cost Compared to Standard Diodes
  • Sensitive to Voltage Spikes

Working Principles

The MBRF25H45CTHE3/45 operates based on the Schottky barrier principle, where the metal-semiconductor junction allows for faster switching and lower forward voltage drop compared to conventional PN-junction diodes.

Detailed Application Field Plans

The MBRF25H45CTHE3/45 is ideal for the following applications: - Switching Power Supplies - DC-DC Converters - Voltage Clamping Circuits - Reverse Polarity Protection

Detailed and Complete Alternative Models

  • MBRF25H45CTG: Similar specifications and package, with a different part number.
  • MBR2545CT: Lower current rating but compatible with the same applications.
  • MBR3045CT: Higher current rating and voltage rating for more demanding applications.

In conclusion, the MBRF25H45CTHE3/45 is a high-performance Schottky diode with excellent characteristics and versatile applications in various electronic circuits.

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技術ソリューションにおける MBRF25H45CTHE3/45 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 MBRF25H45CTHE3/45 used for?

    • The MBRF25H45CTHE3/45 is a Schottky barrier rectifier diode commonly used in power supply, lighting, and motor control applications.

  2. What are the key specifications of the MBRF25H45CTHE3/45?

    • The MBRF25H45CTHE3/45 has a maximum average forward current of 25A, a reverse voltage of 45V, and a low forward voltage drop.

  3. How does the MBRF25H45CTHE3/45 contribute to improving efficiency in power supply designs?

    • The MBRF25H45CTHE3/45's low forward voltage drop and high current capability help reduce power losses and improve overall efficiency in power supply designs.

  4. In what type of circuits can the MBRF25H45CTHE3/45 be used?

    • The MBRF25H45CTHE3/45 can be used in various types of circuits including DC-DC converters, voltage clamping circuits, and reverse polarity protection circuits.

  5. What are the thermal considerations when using the MBRF25H45CTHE3/45 in high-power applications?

    • Proper heat sinking and thermal management are important to ensure the MBRF25H45CTHE3/45 operates within its temperature limits in high-power applications.

  6. How does the MBRF25H45CTHE3/45 compare to other similar diodes in terms of performance and reliability?

    • The MBRF25H45CTHE3/45 offers high current capability, low forward voltage drop, and excellent reliability, making it suitable for demanding applications.

  7. Can the MBRF25H45CTHE3/45 be used in automotive electronics?

    • Yes, the MBRF25H45CTHE3/45 is suitable for use in automotive electronics due to its robust construction and high current handling capability.

  8. What are the potential failure modes of the MBRF25H45CTHE3/45 and how can they be mitigated?

    • Potential failure modes include overcurrent conditions and thermal stress. These can be mitigated by ensuring proper derating and thermal management in the design.

  9. Are there any application notes or reference designs available for using the MBRF25H45CTHE3/45 in specific technical solutions?

    • Yes, application notes and reference designs are available from the manufacturer to guide the use of the MBRF25H45CTHE3/45 in various technical solutions.

  10. What are the typical operating temperatures for the MBRF25H45CTHE3/45 and how does it affect its performance?

    • The MBRF25H45CTHE3/45 typically operates within a temperature range of -65°C to 175°C, and its performance may be affected if operated outside of this range.