BZW04-17HE3/54

Introduction

The BZW04-17HE3/54 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: Electronic Components
• Use: Protection against voltage transients in electronic circuits
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: DO-214AC (SMA), SMC package
• Essence: TVS diode for overvoltage protection
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Voltage - Reverse Standoff (Typ): 17V
• Voltage - Breakdown (Min): 18.9V
• Voltage - Clamping (Max) @ Ipp: 29.2V
• Current - Peak Pulse (10/1000µs): 25.6A
• Power - Peak Pulse: 600W
• Type: Zener

Detailed Pin Configuration

The BZW04-17HE3/54 TVS diode typically has two pins, with the standard pinout configuration for a DO-214AC (SMA) or SMC package.

Functional Features

• Transient Voltage Suppression: Provides protection against voltage transients by diverting excessive current away from sensitive components.
• Fast Response Time: Reacts quickly to transient voltage spikes, minimizing the risk of damage to downstream circuitry.
• Low Clamping Voltage: Limits the voltage across the protected circuit to a safe level during transient events.

Advantages and Disadvantages

• Advantages:
  • Effective protection against voltage transients
  • Fast response time
  • Low clamping voltage
  • High surge current capability
• Disadvantages:
  • May require additional circuitry for comprehensive overvoltage protection
  • Can degrade over time with repeated exposure to transients

Working Principles

The BZW04-17HE3/54 TVS diode operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly switches into its low impedance state, shunting the excess current to protect the connected circuitry.

Detailed Application Field Plans

The BZW04-17HE3/54 is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative TVS diode models that can be considered as alternatives to the BZW04-17HE3/54 include: - SMAJ17A - P6SMB18CA - 1.5SMC16AT3G - SMBJ17CA

In conclusion, the BZW04-17HE3/54 TVS diode is a crucial component for protecting electronic circuits from voltage transients. Its fast response time, low clamping voltage, and high surge current capability make it suitable for a wide range of applications, from consumer electronics to industrial systems.

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