5KP28CA-HR Product Overview

Introduction

The 5KP28CA-HR is a high-reliability 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 5KP28CA-HR, including its product category, basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category and Use

The 5KP28CA-HR belongs to the category of transient voltage suppressor diodes and is primarily used for surge protection in various electronic circuits and systems. Its main purpose is to limit transient overvoltage and divert excessive current away from sensitive components, thereby safeguarding them from damage.

Characteristics

• Voltage Suppression: The 5KP28CA-HR is capable of suppressing transient voltages up to 28 volts.
• High Reliability: Designed for high reliability applications, making it suitable for critical electronic systems.
• Fast Response Time: It offers a rapid response time to transient voltage events, ensuring swift protection for connected devices.
• Low Clamping Voltage: The diode maintains a low clamping voltage during transient events, minimizing stress on the protected circuitry.

Package and Quantity

The 5KP28CA-HR is typically available in a DO-201AD package and is commonly supplied in reels or bulk packaging. The quantity per package may vary based on supplier specifications.

Specifications

• Peak Pulse Power: 5000 W
• Breakdown Voltage: 31.1 V to 34.4 V
• Maximum Reverse Leakage Current: 1 µA at 25°C
• Operating Temperature Range: -55°C to +175°C
• Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 5KP28CA-HR features a standard axial leaded package with two leads. The anode and cathode terminals are clearly marked for easy identification and proper installation within the circuit.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
• Reverse Polarity Protection: Guards against reverse polarity connection, enhancing system reliability.
• High Surge Capability: Capable of handling high surge currents, making it suitable for demanding applications.

Advantages and Disadvantages

Advantages

• High reliability for critical applications
• Fast response time to transient events
• Low clamping voltage for minimized stress on protected circuitry

Disadvantages

• Higher cost compared to standard diodes
• Requires careful consideration of mounting and heat dissipation due to high power handling capability

Working Principles

The 5KP28CA-HR operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage across it exceeds the breakdown voltage. This action diverts the transient energy away from the protected circuit, preventing damage to sensitive components.

Application Field Plans

The 5KP28CA-HR finds extensive use in various applications, including: - Telecommunications: Protects communication equipment from lightning-induced surges. - Industrial Control Systems: Safeguards control systems from voltage transients. - Automotive Electronics: Provides surge protection for automotive electronics and electrical systems.

Alternative Models

For users seeking alternatives to the 5KP28CA-HR, several comparable products are available, including: - 5KP26CA-HR: Similar specifications with a slightly lower breakdown voltage. - 5KP30CA-HR: Higher breakdown voltage variant for applications requiring greater protection levels.

In conclusion, the 5KP28CA-HR transient voltage suppressor diode offers high reliability and robust surge protection capabilities, making it an essential component in safeguarding sensitive electronic equipment from transient voltage events.

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