Vishay Semiconductor Diodes Division
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MBRB25H45CT-E3/45
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MBRB25H45CT-E3/45

Introduction

The MBRB25H45CT-E3/45 is a high-performance Schottky barrier rectifier designed for various 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 in power supply, voltage regulation, and other electronic circuits
  • Characteristics: High efficiency, low forward voltage drop, fast switching speed
  • Package: TO-263AB (D2PAK)
  • Essence: Schottky Barrier Rectifier
  • Packaging/Quantity: Tape & Reel, 800 units per reel

Specifications

  • Part Number: MBRB25H45CT-E3/45
  • Voltage Rating: 45V
  • Current Rating: 25A
  • Forward Voltage Drop: 0.55V at 12.5A
  • Reverse Leakage Current: 50µA at 45V
  • Operating Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The MBRB25H45CT-E3/45 has a standard TO-263AB (D2PAK) package with three pins: Anode, Cathode, and Gate.

Functional Features

  • High current capability
  • Low power loss
  • High surge capability
  • Guard ring for enhanced ruggedness and long-term reliability

Advantages and Disadvantages

Advantages

  • Fast switching speed
  • Low forward voltage drop
  • High efficiency
  • Enhanced thermal performance

Disadvantages

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

Working Principles

The MBRB25H45CT-E3/45 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 MBRB25H45CT-E3/45 is suitable for a wide range of applications, including: - Switching power supplies - DC-DC converters - Voltage clamping circuits - Reverse polarity protection - Battery charging circuits

Detailed and Complete Alternative Models

  • MBRB1545CTG: Similar specifications, different package (TO-220AB)
  • MBR2545CT: Lower current rating, similar voltage rating (25V, 15A)

In conclusion, the MBRB25H45CT-E3/45 is a high-performance Schottky barrier rectifier with excellent characteristics and versatile applications in various electronic circuits.

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تکنیکی حل میں MBRB25H45CT-E3/45 کے اطلاق سے متعلق 10 عام سوالات اور جوابات کی فہرست بنائیں

  1. What is the MBRB25H45CT-E3/45 diode used for?

    • The MBRB25H45CT-E3/45 diode is commonly used as a Schottky barrier rectifier in various power supply and voltage regulation applications.

  2. What are the key specifications of the MBRB25H45CT-E3/45 diode?

    • The MBRB25H45CT-E3/45 diode has a maximum average forward current of 25A, a reverse voltage of 45V, and a low forward voltage drop.

  3. Can the MBRB25H45CT-E3/45 diode be used in high-frequency switching applications?

    • Yes, the MBRB25H45CT-E3/45 diode is suitable for high-frequency switching due to its fast switching characteristics and low reverse recovery time.

  4. In what type of circuits can the MBRB25H45CT-E3/45 diode be used?

    • The MBRB25H45CT-E3/45 diode can be used in various types of circuits including power supplies, voltage regulators, and DC-DC converters.

  5. What are the thermal considerations for using the MBRB25H45CT-E3/45 diode?

    • It is important to consider thermal management when using the MBRB25H45CT-E3/45 diode, as it has a low thermal resistance and may require proper heat sinking in high-power applications.

  6. Is the MBRB25H45CT-E3/45 diode suitable for automotive applications?

    • Yes, the MBRB25H45CT-E3/45 diode is often used in automotive electronics due to its high current capability and reliability.

  7. What are the typical efficiency characteristics of the MBRB25H45CT-E3/45 diode?

    • The MBRB25H45CT-E3/45 diode exhibits high efficiency due to its low forward voltage drop and minimal power dissipation.

  8. Are there any recommended layout considerations when using the MBRB25H45CT-E3/45 diode?

    • It is advisable to minimize the length of traces and keep the diode close to other components to reduce parasitic inductance and optimize performance.

  9. Can the MBRB25H45CT-E3/45 diode be used in parallel configurations for higher current applications?

    • Yes, the MBRB25H45CT-E3/45 diode can be used in parallel to increase the overall current handling capability in high-power designs.

  10. What are the potential failure modes of the MBRB25H45CT-E3/45 diode and how can they be mitigated?

    • Potential failure modes include thermal runaway and reverse voltage breakdown. Proper thermal management and overvoltage protection circuits can help mitigate these risks.