Vishay Semiconductor Diodes Division
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MBR1545CT/45
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MBR1545CT/45

Product Overview

The MBR1545CT/45 belongs to the category of Schottky Barrier Rectifiers. These rectifiers are widely used in power supply applications, offering high efficiency and low forward voltage drop characteristics. The MBR1545CT/45 is designed for use in various electronic circuits where a fast switching diode with high reverse voltage capability is required.

Basic Information - Category: Schottky Barrier Rectifier - Use: Power supply applications - Characteristics: High efficiency, low forward voltage drop - Package: TO-220AB - Essence: Fast switching diode - Packaging/Quantity: Available in reels or tubes, quantity varies by manufacturer

Specifications

  • Voltage Rating: 45V
  • Current Rating: 15A
  • Forward Voltage Drop: 0.55V at 7.5A
  • Reverse Leakage Current: 0.5mA at 45V
  • Operating Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The MBR1545CT/45 has a standard TO-220AB package with three pins: Anode, Cathode, and Gate.

Functional Features

  • Fast switching speed
  • Low power loss
  • High efficiency
  • High thermal stability

Advantages and Disadvantages

Advantages: - Low forward voltage drop - High current capability - Fast recovery time

Disadvantages: - Higher cost compared to standard diodes - Sensitive to temperature variations

Working Principles

The MBR1545CT/45 operates based on the Schottky barrier principle, which utilizes a metal-semiconductor junction to provide fast switching and low forward voltage characteristics.

Detailed Application Field Plans

The MBR1545CT/45 is commonly used in: - Switching power supplies - DC-DC converters - Reverse polarity protection circuits - Battery charging circuits

Detailed and Complete Alternative Models

  1. MBR2045CT/45 - 20A, 45V Schottky Barrier Rectifier
  2. MBR3045CT/45 - 30A, 45V Schottky Barrier Rectifier
  3. MBR4045CT/45 - 40A, 45V Schottky Barrier Rectifier

In conclusion, the MBR1545CT/45 is a reliable and efficient Schottky Barrier Rectifier suitable for various power supply applications, offering high performance and robust characteristics.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von MBR1545CT/45 in technischen Lösungen auf

  1. What is the MBR1545CT/45 diode used for in technical solutions?

    • The MBR1545CT/45 diode is commonly used as a rectifier in power supply circuits and voltage regulation applications.

  2. What are the key specifications of the MBR1545CT/45 diode?

    • The MBR1545CT/45 diode typically has a maximum average forward current of 15A, a reverse voltage of 45V, and a low forward voltage drop.

  3. How does the MBR1545CT/45 diode compare to other diodes in similar applications?

    • The MBR1545CT/45 diode offers lower forward voltage drop and faster switching characteristics compared to standard diodes, making it suitable for high-frequency applications.

  4. Can the MBR1545CT/45 diode be used in parallel to increase current handling capacity?

    • Yes, the MBR1545CT/45 diode can be used in parallel to increase the overall current handling capacity in a circuit.

  5. What are the typical thermal considerations when using the MBR1545CT/45 diode?

    • Thermal considerations include proper heat sinking and ensuring that the diode operates within its specified temperature range to maintain reliability.

  6. Are there any specific layout or PCB design considerations for integrating the MBR1545CT/45 diode into a circuit?

    • It's important to minimize trace lengths and optimize the layout for efficient heat dissipation to ensure optimal performance of the diode.

  7. What are the common failure modes associated with the MBR1545CT/45 diode?

    • Common failure modes include thermal overstress, reverse voltage breakdown, and excessive forward current leading to junction failure.

  8. Can the MBR1545CT/45 diode be used in automotive applications?

    • Yes, the MBR1545CT/45 diode is suitable for automotive applications where its fast switching and low forward voltage drop characteristics are beneficial.

  9. What are the recommended storage and operating conditions for the MBR1545CT/45 diode?

    • The diode should be stored in a dry environment at temperatures below its maximum storage temperature, and operated within its specified temperature and voltage ranges.

  10. Are there any application notes or reference designs available for using the MBR1545CT/45 diode in specific technical solutions?

    • Yes, manufacturers often provide application notes and reference designs for incorporating the MBR1545CT/45 diode into various technical solutions, offering valuable guidance for implementation.