Vishay Semiconductor Diodes Division
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BZW04-28HE3/73
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BZW04-28HE3/73

Product Overview

Category

The BZW04-28HE3/73 belongs to the category of transient voltage suppressor diodes.

Use

These diodes are used to protect sensitive electronic components from voltage spikes and transients.

Characteristics

  • Fast response time
  • Low clamping voltage
  • High surge current capability

Package

The BZW04-28HE3/73 is typically available in a DO-214AC (SMA) package.

Essence

The essence of this product lies in its ability to divert excessive voltage away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

These diodes are usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 28V
  • Clamping Voltage: 45.7V
  • Maximum Surge Current: 30A
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The BZW04-28HE3/73 typically has two pins, with the anode and cathode connections clearly marked for easy identification.

Functional Features

  • Transient voltage suppression
  • Protection against voltage spikes
  • Fast response to transient events

Advantages

  • Effective protection of sensitive electronics
  • Fast response time
  • Low clamping voltage

Disadvantages

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

Working Principles

When a voltage spike occurs, the BZW04-28HE3/73 diode conducts and diverts the excess voltage to ground, thus protecting the connected components.

Detailed Application Field Plans

The BZW04-28HE3/73 is commonly used in: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • P6KE27CA
  • SMBJ28CA
  • 1.5KE28CA

In conclusion, the BZW04-28HE3/73 transient voltage suppressor diode offers effective protection against voltage transients and spikes, making it an essential component in various electronic applications.

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Énumérez 10 questions et réponses courantes liées à l'application de BZW04-28HE3/73 dans les solutions techniques

  1. What is the maximum forward voltage of BZW04-28HE3/73?

    • The maximum forward voltage of BZW04-28HE3/73 is 3.5V at 200A.

  2. What is the peak pulse power dissipation of BZW04-28HE3/73?

    • The peak pulse power dissipation of BZW04-28HE3/73 is 400W for a 10/1000μs waveform.

  3. What is the breakdown voltage of BZW04-28HE3/73?

    • The breakdown voltage of BZW04-28HE3/73 is 31.1V to 34.4V.

  4. What are the typical applications of BZW04-28HE3/73?

    • BZW04-28HE3/73 is commonly used in surge protection for sensitive electronics, such as telecommunications equipment, industrial controls, and automotive systems.

  5. What is the operating temperature range of BZW04-28HE3/73?

    • The operating temperature range of BZW04-28HE3/73 is -55°C to +175°C.

  6. What is the clamping voltage of BZW04-28HE3/73?

    • The clamping voltage of BZW04-28HE3/73 is 45.7V at 58.9A.

  7. Is BZW04-28HE3/73 RoHS compliant?

    • Yes, BZW04-28HE3/73 is RoHS compliant.

  8. What is the package type of BZW04-28HE3/73?

    • BZW04-28HE3/73 comes in a DO-15 package.

  9. Can BZW04-28HE3/73 be used for overvoltage protection in power supplies?

    • Yes, BZW04-28HE3/73 is suitable for overvoltage protection in power supplies.

  10. What is the reverse standoff voltage of BZW04-28HE3/73?

    • The reverse standoff voltage of BZW04-28HE3/73 is 28V.