15KPA45C: Product Overview and Analysis

Introduction

The 15KPA45C is a high-power transient voltage suppressor (TVS) diode designed to protect electronic circuits from overvoltage transients. This entry provides an in-depth analysis of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Product Category and Use

The 15KPA45C belongs to the TVS diode category and is primarily used for surge protection in electronic circuits. It is commonly employed in applications where protection against transient voltage spikes is critical, such as in power supplies, telecommunications equipment, automotive electronics, and industrial control systems.

Characteristics

• Voltage Rating: The 15KPA45C has a peak pulse power rating of 15,000 watts with a standoff voltage of 45 volts.
• Fast Response Time: It offers rapid response to transient voltage events, providing effective protection to sensitive components.
• Low Clamping Voltage: The diode clamps the transient voltage to a safe level, preventing damage to downstream circuitry.
• Robust Packaging: The device is housed in a rugged package, ensuring durability and reliability in harsh operating environments.

Package and Quantity

The 15KPA45C is typically available in industry-standard packages, such as DO-201AD, and is supplied in reels or bulk packaging, depending on the manufacturer's specifications.

Specifications

• Peak Pulse Power: 15,000 W
• Standoff Voltage: 45 V
• Breakdown Voltage: 50 V
• Maximum Clamping Voltage: 77.4 V at 100 A
• Operating Temperature Range: -55°C to 175°C
• Storage Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The 15KPA45C TVS diode features a standard axial leaded package with two leads. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltage spikes to protect downstream circuitry.
• High Power Handling Capacity: Capable of dissipating large amounts of energy during transient events.
• Low Leakage Current: Minimizes power loss and ensures efficient operation during normal conditions.

Advantages and Disadvantages

Advantages

• High surge handling capability
• Fast response time
• Robust construction for reliable performance
• Low clamping voltage for enhanced protection

Disadvantages

• Higher cost compared to standard diodes
• Requires careful consideration of mounting and layout due to its high power dissipation capabilities

Working Principles

The 15KPA45C 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 effectively diverts the transient energy away from the protected circuit, limiting the voltage to a safe level.

Detailed Application Field Plans

The 15KPA45C finds extensive use in various applications, including: - Power supply units - Telecommunications infrastructure - Automotive electronics - Industrial control systems - Renewable energy systems

Detailed and Complete Alternative Models

Several alternative models to the 15KPA45C include the 5KP series, 10KP series, and 20KP series TVS diodes, each offering varying peak pulse power ratings and standoff voltages to suit specific application requirements.

In conclusion, the 15KPA45C TVS diode serves as a crucial component in safeguarding electronic circuits against transient voltage events, offering high power handling capacity, fast response times, and robust protection. Its application spans across diverse industries, making it an essential element in ensuring the reliability and longevity of electronic systems.

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