5KP18A-G Product Overview

Introduction

The 5KP18A-G 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 5KP18A-G, including its product category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category and Use

The 5KP18A-G belongs to the TVS diode product category and is primarily used for surge protection in various electronic circuits and systems. It is commonly employed in applications where protection against transient overvoltage events is critical to prevent damage to sensitive components.

Characteristics

• Voltage Suppression: The 5KP18A-G is capable of suppressing transient voltages up to 18V.
• Fast Response Time: It offers a fast response time to clamp transient voltages and divert excess current away from protected circuits.
• High Power Dissipation: The diode can handle high power dissipation to effectively protect downstream components.
• Robust Packaging: The 5KP18A-G is housed in a rugged package suitable for diverse environmental conditions.

Package and Quantity

The 5KP18A-G is typically available in various package types, such as DO-201AD, and is supplied in reels or bulk packaging, depending on customer requirements.

Specifications

• Peak Pulse Power: 5000W
• Breakdown Voltage: 18V
• Operating Temperature Range: -55°C to +175°C
• Package Type: DO-201AD

Detailed Pin Configuration

The 5KP18A-G features a standard axial leaded package with two leads. The anode and cathode terminals are clearly marked for easy identification and integration into circuit designs.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
• Low Clamping Voltage: Provides low clamping voltage to limit the voltage excursion during transient events.
• High Surge Current Capability: Capable of handling high surge currents to safeguard against transient surges.

Advantages and Disadvantages

Advantages

• High surge current capability
• Fast response time
• Robust packaging for diverse environmental conditions

Disadvantages

• Limited breakdown voltage compared to higher-rated TVS diodes
• Higher capacitance may affect high-frequency signal integrity

Working Principles

The 5KP18A-G 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, limiting the voltage to a safe level.

Detailed Application Field Plans

The 5KP18A-G finds extensive use in various applications, including: - Telecommunication Equipment: Protects sensitive communication equipment from lightning-induced surges. - Industrial Control Systems: Safeguards control systems from voltage transients in industrial environments. - Automotive Electronics: Provides surge protection for automotive electronics against voltage spikes.

Detailed and Complete Alternative Models

• 5KP6.8A-G: Lower breakdown voltage variant suitable for applications requiring lower clamping voltages.
• 5KP30A-G: Higher breakdown voltage variant for applications demanding higher surge protection levels.

In conclusion, the 5KP18A-G TVS diode offers robust transient voltage suppression capabilities, making it an essential component in protecting electronic equipment from damaging voltage transients.

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