20KPA28A Product Overview

Introduction

The 20KPA28A is a high-performance transient voltage suppressor (TVS) 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 20KPA28A, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: TVS Diode
• Use: Protection against voltage transients
• Characteristics: High surge capability, low clamping voltage
• Package: Axial leaded, surface mount
• Essence: Transient voltage suppression
• Packaging/Quantity: Tape and reel, bulk packaging available

Specifications

• Peak Pulse Power: 20,000 W
• Standoff Voltage: 28 V
• Breakdown Voltage Range: 31.1 V to 34.4 V
• Maximum Clamping Voltage: 45.4 V at 50 A
• Operating Temperature Range: -55°C to +175°C
• Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 20KPA28A TVS diode has an axial leaded or surface mount package with two leads. The pin configuration includes the anode and cathode connections, which are essential for proper installation and functionality.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to safe levels.
• High Surge Capability: Capable of handling large surge currents without degradation.
• Low Clamping Voltage: Provides efficient protection with minimal impact on the protected circuit.

Advantages and Disadvantages

Advantages

• High surge capability ensures robust protection.
• Low clamping voltage minimizes stress on protected components.
• Wide operating temperature range for versatile applications.

Disadvantages

• Higher cost compared to standard diodes.
• Requires careful consideration of reverse standoff voltage to ensure proper protection.

Working Principles

The 20KPA28A operates by diverting excessive transient current away from sensitive electronic components when a voltage surge occurs. It achieves this through rapid conduction and clamping of the transient voltage to a safe level, thereby safeguarding the connected circuitry.

Detailed Application Field Plans

The 20KPA28A is widely used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

• 20KPA Series: Includes various voltage options for different application requirements.
• P6KE Series: Offers similar transient voltage suppression capabilities with different specifications.
• SMCJ Series: Surface mount TVS diodes suitable for compact designs.

In conclusion, the 20KPA28A TVS diode is a reliable solution for protecting electronic equipment from transient voltage events. Its high surge capability, low clamping voltage, and wide operating temperature range make it suitable for diverse applications across different industries.

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