P4KE18CA-E3/73

Introduction

The P4KE18CA-E3/73 is a transient voltage suppressor diode that belongs to the category of electronic components used for surge protection. This device is designed to protect sensitive electronic circuits from voltage spikes and transients, making it an essential component in various electronic systems.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Surge protection for electronic circuits
• Characteristics: Fast response time, high surge capability, low clamping voltage
• Package: DO-41
• Essence: Protection of electronic circuits from voltage spikes
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Peak Power Dissipation: 400W
• Breakdown Voltage: 16.7V
• Clamping Voltage: 25.9V
• Operating Temperature Range: -55°C to 175°C
• Storage Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The P4KE18CA-E3/73 is a two-terminal device with anode and cathode pins. The pin configuration is as follows: - Anode (A) - Terminal for connecting to the positive side of the circuit - Cathode (K) - Terminal for connecting to the negative side of the circuit

Functional Features

• Transient Voltage Suppression: Rapidly clamps transient voltages to a safe level
• Low Clamping Voltage: Provides effective protection without affecting normal circuit operation
• Fast Response Time: Reacts quickly to voltage spikes, minimizing the risk of damage to sensitive components

Advantages and Disadvantages

Advantages

• Effective surge protection for sensitive electronic circuits
• Fast response time ensures minimal impact on circuit operation
• Compact and easy to integrate into circuit designs

Disadvantages

• Limited to specific voltage and power ratings
• May require additional components for comprehensive surge protection in complex systems

Working Principles

The P4KE18CA-E3/73 operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting the excess energy away from the protected circuit. This action effectively limits the voltage across the circuit to a safe level, preventing damage to sensitive components.

Detailed Application Field Plans

The P4KE18CA-E3/73 is commonly used in various applications, including: - Power supply units - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• P4KE6.8CA-E3/73: Lower breakdown voltage for applications requiring lower clamping voltage
• P4KE30CA-E3/73: Higher breakdown voltage for applications with higher operating voltages
• P4KE18A-E3/73: Similar specifications with axial lead package for through-hole mounting

In conclusion, the P4KE18CA-E3/73 transient voltage suppressor diode plays a crucial role in protecting electronic circuits from voltage transients and spikes. Its fast response time, low clamping voltage, and compact package make it an ideal choice for surge protection in a wide range of electronic applications.

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