BZW04-48B

Introduction

The BZW04-48B is a crucial component in the field of electronic devices, offering essential protection against transient voltage spikes. This entry will provide an in-depth overview of the BZW04-48B, including its product category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category

The BZW04-48B belongs to the category of transient voltage suppressor (TVS) diodes, which are widely used in electronic circuits to protect sensitive components from voltage transients.

Basic Information Overview

• Use: The BZW04-48B is primarily used for surge protection in various electronic applications.
• Characteristics: It offers fast response times, low clamping voltage, and high surge current capability.
• Package: The BZW04-48B is typically available in a DO-15 package.
• Essence: Its essence lies in providing robust protection against transient voltage spikes.
• Packaging/Quantity: It is commonly packaged in reels or tubes, with varying quantities based on manufacturer specifications.

Specifications

The BZW04-48B is designed to operate within the following specifications: - Peak Pulse Power: 400 W - Breakdown Voltage: 53.3 V to 58.9 V - Clamping Voltage: 77.4 V at 10 A - Operating Temperature: -55°C to +175°C

Detailed Pin Configuration

The BZW04-48B features a standard DO-15 package with two pins. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
• Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the circuit.
• High Surge Current Capability: Capable of handling significant surge currents without degradation.

Advantages and Disadvantages

Advantages

• Robust surge protection
• Fast response time
• Wide operating temperature range

Disadvantages

• Higher clamping voltage compared to some alternative models
• Relatively larger footprint in the DO-15 package

Working Principles

When a transient voltage spike occurs, the BZW04-48B conducts and clamps the voltage to a safe level, diverting the excess energy away from sensitive components. This action protects the circuit from damage due to overvoltage events.

Detailed Application Field Plans

The BZW04-48B finds extensive use in various applications, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Several alternative models to the BZW04-48B include: - P6KE51CA: Similar TVS diode with lower clamping voltage - 1.5KE47A: TVS diode with higher peak pulse power rating - SA5.0CA: Compact TVS diode with similar characteristics

In conclusion, the BZW04-48B serves as a critical component in safeguarding electronic circuits from transient voltage spikes. Its robust surge protection capabilities, fast response time, and wide operating temperature range make it a valuable asset in various applications across different industries.

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