P4KE440A-E3/73

Introduction

The P4KE440A-E3/73 belongs to the category of transient voltage suppressor diodes. These diodes are commonly used to protect electronic circuits from voltage spikes and transients. The P4KE440A-E3/73 is designed to provide reliable overvoltage protection in a wide range of applications.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage spikes and transients
• Characteristics: Fast response time, high surge capability, low clamping voltage
• Package: DO-41
• Essence: Provides overvoltage protection for electronic circuits
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Peak Power Dissipation: 400W
• Breakdown Voltage: 440V
• Operating Temperature Range: -55°C to +175°C
• Forward Voltage Drop: 1.5V at 10A
• Reverse Standoff Voltage: 356V
• Maximum Clamping Voltage: 586V at 9.2A

Detailed Pin Configuration

The P4KE440A-E3/73 is a two-pin device with anode and cathode terminals. The pin configuration is as follows: - Anode (A) - Pin 1 - Cathode (K) - Pin 2

Functional Features

• Transient Voltage Suppression: Rapidly clamps transient voltages to protect downstream components.
• Low Clamping Voltage: Ensures minimal stress on protected circuits during transient events.
• Fast Response Time: Quickly responds to voltage spikes to prevent damage to sensitive electronics.

Advantages and Disadvantages

Advantages

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

Disadvantages

• Higher cost compared to traditional diodes
• Requires careful consideration of placement in circuit design

Working Principles

The P4KE440A-E3/73 operates by diverting excess transient current away from sensitive components when a voltage spike occurs. This is achieved through the rapid conduction of the diode, which effectively limits the voltage across the protected circuit.

Detailed Application Field Plans

The P4KE440A-E3/73 is widely used in various applications, including: - Power supply units - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• P4KE6.8A-E3/73: Breakdown Voltage - 6.8V
• P4KE10A-E3/73: Breakdown Voltage - 10V
• P4KE15A-E3/73: Breakdown Voltage - 15V
• P4KE24A-E3/73: Breakdown Voltage - 24V
• P4KE33A-E3/73: Breakdown Voltage - 33V

In summary, the P4KE440A-E3/73 transient voltage suppressor diode offers effective overvoltage protection with its fast response time, high surge capability, and low clamping voltage. While it comes with certain cost considerations and requires careful circuit design, it is a valuable component in safeguarding electronic systems from damaging voltage spikes and transients.

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