20KPA172CA-B Product Overview

Introduction

The 20KPA172CA-B 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 20KPA172CA-B, 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 20KPA172CA-B belongs to the TVS diode category and is primarily used for surge protection in various electronic circuits and systems. Its main purpose is to divert excessive current away from sensitive components during transient voltage events, thereby safeguarding them from damage.

Characteristics

• Voltage Suppression: The 20KPA172CA-B offers high surge capability and low clamping voltage, ensuring effective protection against transient voltage spikes.
• Fast Response Time: This diode exhibits rapid response to transient events, minimizing the risk of damage to connected devices.
• Robust Packaging: The device is housed in a durable package, providing mechanical and environmental protection.
• Essence: The essence of the 20KPA172CA-B lies in its ability to provide reliable overvoltage protection for a wide range of applications.

Package and Quantity

The 20KPA172CA-B is typically available in various package types, such as DO-201AD, and is supplied in reels or bulk packaging, depending on the manufacturer's specifications.

Specifications

• Peak Pulse Power: 20,000 Watts
• Standoff Voltage: 172V
• Breakdown Voltage: 190V - 210V
• Operating Temperature Range: -55°C to +175°C
• RoHS Compliance: Yes

Detailed Pin Configuration

The 20KPA172CA-B features a standard axial lead configuration with two leads for easy integration into circuit designs.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to safe levels, protecting downstream components.
• Low Leakage Current: Minimizes power consumption and ensures long-term reliability.
• High Surge Capability: Withstands large surge currents without degradation.

Advantages and Disadvantages

Advantages

• High surge capability
• Fast response time
• Low clamping voltage
• RoHS compliant

Disadvantages

• Relatively higher cost compared to standard diodes
• Requires careful consideration of mounting and layout for optimal performance

Working Principles

The 20KPA172CA-B operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage exceeds the specified level, effectively diverting the surge energy away from sensitive components.

Detailed Application Field Plans

The 20KPA172CA-B finds extensive use in various applications, including: - Power supplies - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

For applications requiring similar surge protection capabilities, alternative models to the 20KPA172CA-B include: - 20KPA Series - P6KE Series - SMBJ Series

In conclusion, the 20KPA172CA-B stands as a reliable and robust TVS diode offering superior surge protection for a diverse range of electronic applications.

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