Vishay Semiconductor Diodes Division
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BZW04-256-E3/54
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BZW04-256-E3/54

Introduction

The BZW04-256-E3/54 is a transient voltage suppressor (TVS) diode designed to protect sensitive electronic components from voltage transients. This entry provides an overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Overview

Category

The BZW04-256-E3/54 belongs to the TVS diode category, specifically designed for transient voltage suppression applications.

Use

It is used to protect electronic circuits from overvoltage events caused by lightning, electrostatic discharge (ESD), and other transient voltage spikes.

Characteristics

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

Package

The BZW04-256-E3/54 is available in a DO-15 package.

Packaging/Quantity

Typically packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Standoff Voltage: 256V
  • Breakdown Voltage: 284V
  • Maximum Clamping Voltage: 412V
  • Peak Pulse Current: 40A
  • Operating Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The BZW04-256-E3/54 TVS diode has two pins, anode, and cathode, which are essential for proper installation and functionality.

Functional Features

  • Provides effective protection against transient voltage events
  • Rapid response to voltage surges
  • Low leakage current
  • High reliability and durability

Advantages and Disadvantages

Advantages

  • Robust protection for sensitive electronic components
  • Fast response time
  • Wide operating temperature range

Disadvantages

  • Higher cost compared to traditional voltage suppression methods
  • Requires careful consideration of installation and placement for optimal performance

Working Principles

When a transient voltage spike occurs, the TVS diode conducts current to divert the excess energy away from the protected circuit, thereby limiting the voltage across the circuit.

Detailed Application Field Plans

The BZW04-256-E3/54 is commonly used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supply units - Consumer electronics

Detailed and Complete Alternative Models

  • BZW04P256B: Similar specifications and characteristics
  • P6KE250CA: Comparable TVS diode with slightly different electrical parameters
  • SMBJ256CA: Surface mount TVS diode with similar voltage ratings

In conclusion, the BZW04-256-E3/54 TVS diode offers reliable protection against transient voltage events and finds widespread use in diverse electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BZW04-256-E3/54 v technických řešeních

  1. What is the maximum repetitive peak reverse voltage of BZW04-256-E3/54?

    • The maximum repetitive peak reverse voltage of BZW04-256-E3/54 is 256V.

  2. What is the maximum forward voltage drop of BZW04-256-E3/54?

    • The maximum forward voltage drop of BZW04-256-E3/54 is typically 1.7V at 200mA.

  3. What is the maximum clamping voltage of BZW04-256-E3/54?

    • The maximum clamping voltage of BZW04-256-E3/54 is 414V at 5A.

  4. What is the peak pulse current capability of BZW04-256-E3/54?

    • The peak pulse current capability of BZW04-256-E3/54 is 40A.

  5. What is the operating temperature range of BZW04-256-E3/54?

    • The operating temperature range of BZW04-256-E3/54 is -55°C to +175°C.

  6. What are the typical applications for BZW04-256-E3/54?

    • BZW04-256-E3/54 is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial control systems, and power supplies.

  7. Is BZW04-256-E3/54 RoHS compliant?

    • Yes, BZW04-256-E3/54 is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  8. What package type does BZW04-256-E3/54 come in?

    • BZW04-256-E3/54 is available in a DO-15 package.

  9. Does BZW04-256-E3/54 require any external components for proper operation?

    • BZW04-256-E3/54 does not require any external components for its basic operation as a transient voltage suppressor (TVS) diode.

  10. What are the key specifications to consider when integrating BZW04-256-E3/54 into a circuit?

    • When integrating BZW04-256-E3/54, it's important to consider its clamping voltage, peak pulse current, forward voltage drop, and compatibility with the specific application's voltage and current requirements.