P4KE350A-B Encyclopedia Entry

Introduction

The P4KE350A-B is a crucial component in the field of electronics, specifically within the category of transient voltage suppressor diodes. This entry will provide an in-depth overview of the P4KE350A-B, covering 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, high surge capability, low clamping voltage
• Package: Axial leaded
• Essence: Safeguarding electronic components from voltage spikes
• Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

• Voltage Rating: 350V
• Power Dissipation: 400W
• Breakdown Voltage: 390V to 430V
• Operating Temperature Range: -55°C to 175°C
• Polarity: Unidirectional

Detailed Pin Configuration

The P4KE350A-B typically features an axial leaded package with two leads. The pin configuration includes: - Anode (A) - Cathode (K)

Functional Features

• Rapid response to transient overvoltage conditions
• High surge current capability
• Low clamping voltage to protect downstream components

Advantages and Disadvantages

Advantages

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

Disadvantages

• Unidirectional protection only
• Limited to specific voltage ratings

Working Principles

The P4KE350A-B operates by diverting excessive voltage transients away from sensitive electronic components. When a transient voltage spike occurs, the diode rapidly conducts, shunting the excess energy to ground and limiting the voltage across the protected circuit.

Detailed Application Field Plans

The P4KE350A-B finds extensive use in various applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• P4KE6.8A-B: Lower voltage rating
• P4KE440A-B: Higher voltage rating
• P4KE350CA-B: Bidirectional protection

In conclusion, the P4KE350A-B plays a vital role in protecting electronic circuits from voltage transients, offering fast response times and high surge capabilities. Its unidirectional nature and specific voltage rating are important considerations for potential users. With a clear understanding of its specifications, functional features, and application field plans, engineers and designers can effectively integrate the P4KE350A-B into their electronic systems.

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