BZW04-239B-E3/73

Introduction

The BZW04-239B-E3/73 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 basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage transients in electronic circuits
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: SOD-123FL
• Essence: Safeguarding electronic components from voltage spikes
• Packaging/Quantity: Available in reels with varying quantities

Specifications

• Part Number: BZW04-239B-E3/73
• Voltage - Reverse Standoff (Typ): 239V
• Voltage - Breakdown (Min): 265V
• Clamping Voltage @ Ipp: 387V
• Peak Pulse Current: 5A
• Capacitance @ Frequency: 115pF @ 1MHz
• Operating Temperature: -55°C to 150°C

Detailed Pin Configuration

The BZW04-239B-E3/73 TVS diode has a standard SOD-123FL package with three pins: anode, cathode, and ground.

Functional Features

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

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• Low clamping voltage
• High surge current capability

Disadvantages

• Limited to specific voltage ratings
• Requires careful consideration of placement within circuits

Working Principles

During normal operation, the TVS diode remains non-conductive. When a voltage transient occurs, the diode rapidly switches into a low impedance state, shunting excess current away from sensitive components and limiting the voltage across them.

Detailed Application Field Plans

The BZW04-239B-E3/73 is commonly used in various applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• Alternative Model 1: BZW04-239B-E3/54
• Alternative Model 2: P6SMBJ239CA
• Alternative Model 3: SMBJ239CA

In summary, the BZW04-239B-E3/73 TVS diode offers effective protection against voltage transients, with fast response times and low clamping voltages. Its application spans across diverse industries, making it a crucial component in safeguarding electronic circuits.

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