5KP43A-E3/73 Product Overview

Introduction

The 5KP43A-E3/73 is a high-performance TVS (transient voltage suppressor) diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. This entry provides a comprehensive overview of the 5KP43A-E3/73, including its product details, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Electronic Component
• Use: Voltage Transient Suppression
• Characteristics: High Power Dissipation, Low Clamping Voltage
• Package: DO-201AD
• Essence: Protection against Transient Voltage Events
• Packaging/Quantity: Tape & Reel, 500 units per reel

Specifications

• Peak Pulse Power: 5000 W
• Breakdown Voltage: 43 V
• Clamping Voltage: 69.4 V
• Operating Temperature Range: -55°C to +175°C
• Polarity: Unidirectional

Detailed Pin Configuration

The 5KP43A-E3/73 features a standard DO-201AD package with two leads. The anode lead is typically longer than the cathode lead for easy identification and installation.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to safe levels.
• Fast Response Time: Rapid reaction to transient events for enhanced protection.
• High Power Dissipation: Capable of handling high surge currents without degradation.

Advantages and Disadvantages

Advantages

• High power dissipation capability
• Low clamping voltage
• Fast response time

Disadvantages

• Unidirectional protection only
• Requires proper heat sinking in high-power applications

Working Principles

The 5KP43A-E3/73 operates based on the principle of avalanche breakdown, where it rapidly conducts excess current away from the protected circuit when a transient voltage event occurs. This effectively limits the voltage across the protected load.

Detailed Application Field Plans

The 5KP43A-E3/73 is widely used in various applications requiring robust transient voltage suppression, including: - Power Supplies - Telecommunication Equipment - Industrial Control Systems - Automotive Electronics - Consumer Electronics

Detailed and Complete Alternative Models

• 5KP Series: Includes various breakdown voltages and peak pulse powers within the same package type.
• P6KE Series: Offers similar transient voltage suppression characteristics in a different package format.

In conclusion, the 5KP43A-E3/73 is a reliable and high-performance TVS diode that provides effective protection against transient voltage events in a wide range of electronic applications.

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