5KP28A-HRA Product Overview

Introduction

The 5KP28A-HRA 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 5KP28A-HRA, including its product category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category

The 5KP28A-HRA belongs to the category of transient voltage suppressor diodes, specifically designed for high-reliability applications where protection against transient voltage events is critical.

Basic Information Overview

• Use: The 5KP28A-HRA is used to protect sensitive electronic equipment from voltage transients induced by lightning, power surges, and other transient voltage events.
• Characteristics: It offers high reliability, low leakage current, and fast response time to transient voltage events.
• Package: The 5KP28A-HRA is available in a rugged, hermetically sealed package suitable for harsh environmental conditions.
• Essence: Its essence lies in providing robust transient voltage protection for critical electronic systems.
• Packaging/Quantity: The 5KP28A-HRA is typically packaged in reels or trays, with specific quantities per package as per customer requirements.

Specifications

• Voltage Rating: 28V
• Peak Pulse Power: 5000W
• Operating Temperature Range: -55°C to +175°C
• Reverse Standoff Voltage: 23.1V
• Breakdown Voltage: 25.6V
• Maximum Clamping Voltage: 45.4V
• Peak Pulse Current: 227.3A
• RoHS Compliant: Yes

Detailed Pin Configuration

The 5KP28A-HRA features a standard axial leaded package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to safe levels, protecting downstream electronics.
• Fast Response Time: Rapidly responds to transient voltage events, minimizing the risk of damage to protected equipment.
• High Reliability: Designed for use in high-reliability applications, ensuring consistent performance under demanding conditions.

Advantages and Disadvantages

Advantages

• High reliability for critical applications
• Fast response time
• Robust transient voltage suppression
• RoHS compliant

Disadvantages

• Higher cost compared to standard diodes
• Requires careful handling due to its sensitivity to electrostatic discharge

Working Principles

The 5KP28A-HRA operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when subjected to a transient voltage event, thereby diverting the excessive energy away from the protected circuitry.

Detailed Application Field Plans

The 5KP28A-HRA finds extensive use in various applications, including: - Telecommunication equipment - Industrial control systems - Power supplies - Automotive electronics - Aerospace and defense systems

Detailed and Complete Alternative Models

• 5KP Series: Offers a range of voltage options within the same form factor
• P6KE Series: Provides similar transient voltage suppression capabilities in a different package format
• SMBJ28A: Surface mount alternative with similar electrical characteristics

In conclusion, the 5KP28A-HRA is a high-reliability transient voltage suppressor diode offering robust protection against transient voltage events. Its fast response time, high reliability, and wide operating temperature range make it an ideal choice for critical electronic systems in various industries.

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