Vishay Semiconductor Diodes Division
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BZW04-78-E3/73
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BZW04-78-E3/73

Product Overview

Category

The BZW04-78-E3/73 belongs to the category of transient voltage suppressor diodes.

Use

It is used to protect sensitive electronic components from voltage spikes and transients.

Characteristics

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

Package

The BZW04-78-E3/73 is typically available in a DO-15 package.

Essence

This diode serves as a crucial component in safeguarding electronic circuits from voltage surges.

Packaging/Quantity

It is commonly packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 78V
  • Clamping Voltage: 126V
  • Maximum Surge Current: 30A
  • Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The BZW04-78-E3/73 typically has two pins, with the anode connected to one pin and the cathode to the other.

Functional Features

  • Provides protection against voltage transients
  • Rapid response to overvoltage events
  • Low leakage current during normal operation

Advantages and Disadvantages

Advantages

  • Effective protection of sensitive electronics
  • Fast response time
  • High surge current capability

Disadvantages

  • Clamping voltage may be relatively high for some applications
  • Sensitive to reverse polarity connection

Working Principles

When a voltage transient occurs, the diode conducts and clamps the voltage to a safe level, protecting downstream components.

Detailed Application Field Plans

The BZW04-78-E3/73 is widely used in: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • P6KE78CA
  • 1.5KE78A
  • SA78CA

In conclusion, the BZW04-78-E3/73 transient voltage suppressor diode is a vital component in protecting electronic circuits from voltage spikes and transients. Its fast response time, low clamping voltage, and high surge current capability make it suitable for a wide range of applications in various industries.

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技術ソリューションにおける BZW04-78-E3/73 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the maximum forward voltage of BZW04-78-E3/73?

    • The maximum forward voltage of BZW04-78-E3/73 is 3.5V at 200A.

  2. What is the peak pulse power dissipation of BZW04-78-E3/73?

    • The peak pulse power dissipation of BZW04-78-E3/73 is 400W for a 10/1000μs waveform.

  3. What is the breakdown voltage of BZW04-78-E3/73?

    • The breakdown voltage of BZW04-78-E3/73 is 78V.

  4. What are the typical applications of BZW04-78-E3/73?

    • BZW04-78-E3/73 is commonly used in surge protection for sensitive electronics, such as telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the clamping voltage of BZW04-78-E3/73?

    • The clamping voltage of BZW04-78-E3/73 is 126V at 77.5A.

  6. What is the operating temperature range of BZW04-78-E3/73?

    • BZW04-78-E3/73 has an operating temperature range of -55°C to +175°C.

  7. Is BZW04-78-E3/73 RoHS compliant?

    • Yes, BZW04-78-E3/73 is RoHS compliant.

  8. What is the package type of BZW04-78-E3/73?

    • BZW04-78-E3/73 is available in a DO-15 package.

  9. Does BZW04-78-E3/73 have any certifications?

    • BZW04-78-E3/73 is certified to meet various industry standards, including AEC-Q101 for automotive applications.

  10. Can BZW04-78-E3/73 be used for overvoltage protection in power supplies?

    • Yes, BZW04-78-E3/73 is suitable for overvoltage protection in power supplies due to its high surge capability and low clamping voltage.