BZW04-31: Product Overview and Specifications

Introduction

BZW04-31 is a semiconductor product belonging to the category of transient voltage suppressors (TVS). This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of BZW04-31.

Basic Information Overview

• Category: Transient Voltage Suppressors (TVS)
• Use: BZW04-31 is used to protect sensitive electronics from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.
• Characteristics: It offers low clamping voltage, fast response time, and high surge current capability.
• Package: The device is typically available in a DO-15 package.
• Essence: BZW04-31 acts as a voltage regulator, diverting excessive current away from sensitive components during transient voltage events.
• Packaging/Quantity: It is commonly available in reels or tubes containing multiple units.

Specifications

• Peak Pulse Power: 400 W
• Breakdown Voltage Range: 28.5 V to 31.5 V
• Operating Temperature Range: -55°C to +175°C
• Reverse Standoff Voltage: 25.6 V
• Maximum Clamping Voltage: 45 V
• RoHS Compliant: Yes

Detailed Pin Configuration

The BZW04-31 TVS device typically has two pins: 1. Anode (A): Connects to the positive side of the circuit. 2. Cathode (K): Connects to the ground or negative side of the circuit.

Functional Features

• Transient Voltage Suppression: BZW04-31 rapidly clamps transient voltages to a safe level, protecting downstream components.
• Low Clamping Voltage: Ensures minimal impact on the protected circuit during transient events.
• Fast Response Time: Reacts quickly to transient voltage spikes, minimizing the risk of damage to sensitive electronics.

Advantages and Disadvantages

Advantages

• Effective protection against transient voltage events.
• Low clamping voltage minimizes stress on protected components.
• RoHS compliant, meeting environmental standards.

Disadvantages

• May require additional circuitry for comprehensive overvoltage protection.
• Limited to specific breakdown voltage range.

Working Principles

During a transient voltage event, such as a lightning strike or ESD, the BZW04-31 TVS device conducts excess current to the ground, preventing it from reaching sensitive components. This rapid diversion of current limits the voltage across the protected circuit, safeguarding it from damage.

Detailed Application Field Plans

BZW04-31 finds applications in various fields, including: - Telecommunications: Protecting communication equipment from lightning-induced surges. - Consumer Electronics: Safeguarding sensitive electronic devices from ESD events. - Automotive: Providing overvoltage protection for automotive electronics.

Detailed and Complete Alternative Models

• Alternative Model 1: BZW04P28
• Alternative Model 2: BZW04-33
• Alternative Model 3: P6KE30CA

In conclusion, BZW04-31 is a crucial component in protecting electronic circuits from transient voltage events. Its low clamping voltage, fast response time, and high surge current capability make it a reliable choice for various applications.

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