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BZW04-28B
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BZW04-28B

Introduction

The BZW04-28B is a crucial component in the field of electronics, specifically within the category of transient voltage suppressors. This entry will provide an overview of its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

  • Category: Transient Voltage Suppressor (TVS)
  • Use: Protection against transient voltage spikes
  • Characteristics: Fast response time, high surge capability, low clamping voltage
  • Package: DO-15
  • Essence: Safeguarding electronic circuits from voltage transients
  • Packaging/Quantity: Available in reels or bulk packaging

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 28V
  • Operating Voltage: 23.1V
  • Maximum Clamping Voltage: 45.4V
  • Peak Pulse Current: 14.5A
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The BZW04-28B features a DO-15 package with two leads. The anode is connected to one lead, while the cathode is connected to the other lead.

Functional Features

  • Rapid response to transient voltage spikes
  • High surge capability for reliable protection
  • Low clamping voltage to prevent damage to sensitive components

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • High surge capability

Disadvantages

  • Limited to specific voltage ranges
  • May require additional circuitry for comprehensive protection

Working Principles

When a transient voltage spike occurs, the BZW04-28B rapidly conducts current to divert the excess energy away from the protected circuit. By clamping the voltage at a safe level, it prevents damage to sensitive components.

Detailed Application Field Plans

The BZW04-28B is widely used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • Alternative Model 1: BZW04-33B
    • Breakdown Voltage: 33V
    • Peak Pulse Power: 400W
    • Package: DO-15
  • Alternative Model 2: BZW04-36B
    • Breakdown Voltage: 36V
    • Peak Pulse Power: 400W
    • Package: DO-15
  • Alternative Model 3: BZW04-39B
    • Breakdown Voltage: 39V
    • Peak Pulse Power: 400W
    • Package: DO-15

In conclusion, the BZW04-28B plays a vital role in protecting electronic circuits from transient voltage spikes. Its fast response time, high surge capability, and low clamping voltage make it an essential component in various applications.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af BZW04-28B i tekniske løsninger

  1. What is the maximum forward voltage of BZW04-28B?

    • The maximum forward voltage of BZW04-28B is 3.5V at 10A.

  2. What is the peak pulse power dissipation of BZW04-28B?

    • The peak pulse power dissipation of BZW04-28B is 400W for a 10/1000μs waveform.

  3. What is the breakdown voltage of BZW04-28B?

    • The breakdown voltage of BZW04-28B is 28V.

  4. What is the typical junction capacitance of BZW04-28B?

    • The typical junction capacitance of BZW04-28B is 150pF at 4V, 1MHz.

  5. What are the typical applications for BZW04-28B?

    • BZW04-28B is commonly used in surge protection for sensitive electronics, such as telecommunications equipment, industrial controls, and automotive systems.

  6. What is the operating temperature range of BZW04-28B?

    • The operating temperature range of BZW04-28B is -55°C to +175°C.

  7. Does BZW04-28B have a low leakage current?

    • Yes, BZW04-28B has a low leakage current of less than 1μA at its rated voltage.

  8. Is BZW04-28B RoHS compliant?

    • Yes, BZW04-28B is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  9. Can BZW04-28B be used for overvoltage protection in power supply circuits?

    • Yes, BZW04-28B is suitable for overvoltage protection in power supply circuits, providing reliable protection against transient voltage spikes.

  10. What package type is BZW04-28B available in?

    • BZW04-28B is available in a DO-15 package, which is a popular axial-lead package for diodes and other discrete components.