Vishay Semiconductor Diodes Division
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MBRB25H45CTHE3/45
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MBRB25H45CTHE3/45

Product Overview

Category

The MBRB25H45CTHE3/45 belongs to the category of Schottky Rectifier Diodes.

Use

It is commonly used in power supply and rectification applications.

Characteristics

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

Package

The MBRB25H45CTHE3/45 is typically available in a TO-263AB package.

Essence

This diode is essential for converting alternating current (AC) to direct current (DC) with minimal power loss.

Packaging/Quantity

It is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Maximum Average Forward Current: 25A
  • Maximum Reverse Voltage: 45V
  • Forward Voltage Drop: 0.55V at 12.5A
  • Reverse Leakage Current: 50µA at 45V

Detailed Pin Configuration

The MBRB25H45CTHE3/45 has a standard pin configuration with the anode and cathode clearly marked.

Functional Features

  • High current capability
  • Low power dissipation
  • Temperature-independent switching behavior

Advantages

  • Reduced power loss
  • Enhanced system efficiency
  • Compact design

Disadvantages

  • Higher cost compared to standard rectifier diodes
  • Sensitive to overvoltage conditions

Working Principles

The MBRB25H45CTHE3/45 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 suitable for various applications including: - Switching power supplies - DC-DC converters - Solar inverters - Motor drives

Detailed and Complete Alternative Models

  • MBRB1545CTG
  • MBRB2535CTG
  • MBRB2045CTG

In conclusion, the MBRB25H45CTHE3/45 Schottky Rectifier Diode offers high efficiency and fast switching characteristics, making it ideal for power supply and rectification applications. Its compact design and low power dissipation make it a preferred choice for modern electronic systems. However, its sensitivity to overvoltage conditions and higher cost compared to standard rectifier diodes should be considered when selecting this component for a specific application.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MBRB25H45CTHE3/45 v technických řešeních

  1. What is the MBRB25H45CTHE3/45 diode used for?

    • The MBRB25H45CTHE3/45 diode is commonly used as a rectifier in power supply and voltage regulation applications.

  2. What are the key specifications of the MBRB25H45CTHE3/45 diode?

    • The MBRB25H45CTHE3/45 diode has a maximum average forward current of 25A, a reverse voltage of 45V, and a low forward voltage drop.

  3. How does the MBRB25H45CTHE3/45 diode compare to other similar diodes?

    • Compared to other diodes, the MBRB25H45CTHE3/45 offers lower forward voltage drop and higher current-carrying capability, making it suitable for high-power applications.

  4. Can the MBRB25H45CTHE3/45 diode be used in automotive applications?

    • Yes, the MBRB25H45CTHE3/45 diode is suitable for automotive applications due to its high current handling capacity and rugged construction.

  5. What are the typical thermal characteristics of the MBRB25H45CTHE3/45 diode?

    • The MBRB25H45CTHE3/45 diode features low thermal resistance and is designed to operate efficiently in high-temperature environments.

  6. Is the MBRB25H45CTHE3/45 diode suitable for switch-mode power supply designs?

    • Yes, the MBRB25H45CTHE3/45 diode is well-suited for switch-mode power supply designs due to its fast switching capabilities and low conduction losses.

  7. Does the MBRB25H45CTHE3/45 diode require any special heat sinking or mounting considerations?

    • Proper heat sinking and mounting techniques should be employed to ensure optimal performance and reliability, especially in high-power applications.

  8. Can the MBRB25H45CTHE3/45 diode be used in parallel configurations for higher current handling?

    • Yes, the MBRB25H45CTHE3/45 diode can be used in parallel configurations to increase current-handling capability, but careful attention must be paid to thermal management.

  9. Are there any application notes or reference designs available for the MBRB25H45CTHE3/45 diode?

    • Application notes and reference designs are available from the manufacturer to assist in the proper integration of the MBRB25H45CTHE3/45 diode into various technical solutions.

  10. What are the common failure modes of the MBRB25H45CTHE3/45 diode and how can they be mitigated?

    • Common failure modes include thermal runaway and overvoltage stress. Proper thermal management and overvoltage protection circuitry can help mitigate these risks.