Vishay Semiconductor Diodes Division
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SMBZ5920B-M3/5B
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SMBZ5920B-M3/5B

Introduction

The SMBZ5920B-M3/5B is a diode belonging to the category of surface mount devices. It is commonly used in electronic circuits for voltage regulation and protection against reverse voltage. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the SMBZ5920B-M3/5B.

Basic Information Overview

  • Category: Diode
  • Use: Voltage regulation and reverse voltage protection
  • Characteristics: Surface mount, low forward voltage drop, high current capability
  • Package: SMB (DO-214AA)
  • Essence: Rectifier diode
  • Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

  • Voltage Rating: 20V
  • Forward Current: 3A
  • Reverse Current: 5μA
  • Operating Temperature: -65°C to +150°C
  • Storage Temperature: -65°C to +175°C

Detailed Pin Configuration

The SMBZ5920B-M3/5B has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Low forward voltage drop
  • High current capability
  • Fast switching speed
  • Excellent thermal performance

Advantages and Disadvantages

Advantages

  • Small form factor
  • High reliability
  • Wide operating temperature range
  • Suitable for automated assembly

Disadvantages

  • Limited power dissipation capability
  • Sensitive to reverse voltage spikes

Working Principles

The SMBZ5920B-M3/5B operates based on the principle of rectification, allowing current flow in only one direction while blocking it in the opposite direction. When forward biased, it conducts current with minimal voltage drop, making it suitable for voltage regulation. In reverse bias, it acts as a protective barrier against reverse voltage.

Detailed Application Field Plans

The SMBZ5920B-M3/5B finds extensive use in various applications, including: - Power supplies - Voltage regulators - Battery chargers - Automotive electronics - LED lighting

Detailed and Complete Alternative Models

  • SMBZ5919B-M3/5B: 18V, 3A
  • SMBZ5921B-M3/5B: 22V, 3A
  • SMBZ5922B-M3/5B: 24V, 3A
  • SMBZ5923B-M3/5B: 30V, 3A

In conclusion, the SMBZ5920B-M3/5B diode offers reliable voltage regulation and reverse voltage protection in a compact surface mount package. Its high current capability and fast switching speed make it suitable for diverse electronic applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SMBZ5920B-M3/5B i tekniska lösningar

  1. What is the maximum operating temperature of SMBZ5920B-M3/5B?

    • The maximum operating temperature of SMBZ5920B-M3/5B is 150°C.

  2. What is the forward voltage drop of SMBZ5920B-M3/5B at a specific current?

    • The forward voltage drop of SMBZ5920B-M3/5B varies with current, typically around 0.49V at 1A.

  3. Can SMBZ5920B-M3/5B be used for reverse polarity protection?

    • Yes, SMBZ5920B-M3/5B can be used for reverse polarity protection due to its low forward voltage drop and fast response time.

  4. What is the maximum peak pulse current SMBZ5920B-M3/5B can handle?

    • SMBZ5920B-M3/5B can handle a maximum peak pulse current of 40A.

  5. Is SMBZ5920B-M3/5B suitable for overvoltage protection in automotive applications?

    • Yes, SMBZ5920B-M3/5B is suitable for overvoltage protection in automotive applications due to its high surge capability.

  6. What are the typical applications of SMBZ5920B-M3/5B in power supplies?

    • SMBZ5920B-M3/5B is commonly used in power supplies for overvoltage protection and transient voltage suppression.

  7. Does SMBZ5920B-M3/5B have a low leakage current?

    • Yes, SMBZ5920B-M3/5B has a low leakage current, making it suitable for battery-powered applications.

  8. Can SMBZ5920B-M3/5B be used in telecommunications equipment for lightning protection?

    • Yes, SMBZ5920B-M3/5B can be used in telecommunications equipment for lightning protection due to its high surge capability.

  9. What is the typical capacitance of SMBZ5920B-M3/5B?

    • The typical capacitance of SMBZ5920B-M3/5B is 110pF.

  10. Is SMBZ5920B-M3/5B RoHS compliant?

    • Yes, SMBZ5920B-M3/5B is RoHS compliant, meeting environmental standards for lead-free manufacturing.