Vishay Semiconductor Diodes Division
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MBRF1545CTHE3/45
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MBRF1545CTHE3/45

Introduction

The MBRF1545CTHE3/45 is a diode belonging to the category of Schottky Rectifier. This component is widely used in various electronic applications due to its unique characteristics and advantages.

Basic Information Overview

  • Category: Schottky Rectifier
  • Use: Used for rectification and voltage regulation in electronic circuits
  • Characteristics: High efficiency, low forward voltage drop, fast switching speed
  • Package: TO-220AB
  • Essence: Efficient power management and voltage regulation
  • Packaging/Quantity: Available in reels or tubes, quantity varies based on supplier

Specifications

  • Voltage Rating: 45V
  • Current Rating: 15A
  • Forward Voltage Drop: Typically 0.55V at 7.5A
  • Reverse Leakage Current: Typically 20μA at 45V
  • Operating Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The MBRF1545CTHE3/45 has a standard TO-220AB package with three pins: 1. Anode 2. Cathode 3. Thermal pad

Functional Features

  • High efficiency due to low forward voltage drop
  • Fast switching speed for rapid response in electronic circuits
  • Low reverse leakage current for improved performance

Advantages and Disadvantages

Advantages: - High efficiency - Fast switching speed - Low forward voltage drop

Disadvantages: - Higher cost compared to standard rectifier diodes - Sensitive to overvoltage conditions

Working Principles

The MBRF1545CTHE3/45 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

This diode is commonly used in the following applications: - Switching power supplies - Voltage regulators - DC-DC converters - Solar panel bypass diodes

Detailed and Complete Alternative Models

Some alternative models to the MBRF1545CTHE3/45 include: - MBRB1545CTG - MBRF1545CTG - MBRF1545CTPBF

In summary, the MBRF1545CTHE3/45 is a high-performance Schottky Rectifier with excellent efficiency and fast switching speed, making it suitable for various electronic applications requiring efficient power management and voltage regulation.

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  1. What is the MBRF1545CTHE3/45 diode used for?

    • The MBRF1545CTHE3/45 diode is commonly used as a rectifier in power supply and voltage regulation applications.

  2. What are the key specifications of the MBRF1545CTHE3/45 diode?

    • The MBRF1545CTHE3/45 diode has a maximum average forward current of 15A, a reverse voltage of 45V, and a low forward voltage drop.

  3. How does the MBRF1545CTHE3/45 diode compare to other similar diodes?

    • The MBRF1545CTHE3/45 diode offers high efficiency and fast switching characteristics, making it suitable for high-frequency applications.

  4. Can the MBRF1545CTHE3/45 diode be used in automotive applications?

    • Yes, the MBRF1545CTHE3/45 diode is suitable for automotive systems such as alternators and voltage regulators due to its rugged construction and reliability.

  5. What are the thermal considerations when using the MBRF1545CTHE3/45 diode?

    • Proper heat sinking and thermal management are important to ensure the MBRF1545CTHE3/45 diode operates within its temperature limits for optimal performance and longevity.

  6. Is the MBRF1545CTHE3/45 diode suitable for high-power applications?

    • Yes, the MBRF1545CTHE3/45 diode can handle high currents and is designed for use in high-power applications such as industrial equipment and power supplies.

  7. What are the typical applications of the MBRF1545CTHE3/45 diode?

    • Typical applications include switch-mode power supplies, freewheeling diodes, and OR-ing diodes in various electronic systems.

  8. Does the MBRF1545CTHE3/45 diode have any special packaging or mounting requirements?

    • The MBRF1545CTHE3/45 diode is available in industry-standard packages and should be mounted on appropriate heat sinks or PCB layouts for efficient operation.

  9. Are there any known failure modes or reliability issues with the MBRF1545CTHE3/45 diode?

    • The MBRF1545CTHE3/45 diode is known for its robustness and reliability when operated within its specified parameters.

  10. Where can I find detailed application notes and reference designs for the MBRF1545CTHE3/45 diode?

    • Detailed application notes and reference designs for the MBRF1545CTHE3/45 diode can be found in the product datasheet and technical documentation provided by the manufacturer.