20KPA52CA-B Product Overview

Introduction

The 20KPA52CA-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 20KPA52CA-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 20KPA52CA-B belongs to the TVS diode product category and is commonly used in various electronic systems to safeguard against transient voltage spikes. Its primary use is to provide robust protection for sensitive components such as integrated circuits, transistors, and other semiconductor devices from overvoltage events.

Characteristics

• Voltage Suppression: The 20KPA52CA-B offers high surge capability and low clamping voltage, making it suitable for protecting sensitive electronics.
• Fast Response Time: This diode exhibits rapid response to transient voltage events, ensuring minimal impact on the protected circuitry.
• Reliability: Designed for long-term reliability, the 20KPA52CA-B can withstand multiple surge events without degradation in performance.

Package and Quantity

The 20KPA52CA-B is typically available in a compact, surface-mount package, and is commonly supplied in reels or tubes for automated assembly processes.

Specifications

• Peak Pulse Power: 20,000 Watts
• Standoff Voltage: 52V
• Breakdown Voltage Range: 57.8V to 64.2V
• Maximum Clamping Voltage: 85V at 100A
• Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 20KPA52CA-B features a standard TVS diode 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 components.
• Low Leakage Current: Minimizes power consumption during normal operation.
• High Surge Capability: Can handle large surge currents without degradation.

Advantages and Disadvantages

Advantages

• High surge capability
• Fast response time
• Low clamping voltage
• Reliable performance over multiple surge events

Disadvantages

• Sensitive to reverse polarity
• Requires careful handling during installation

Working Principles

The 20KPA52CA-B operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage across it exceeds the breakdown voltage. This effectively diverts the excess energy away from the protected circuitry.

Detailed Application Field Plans

The 20KPA52CA-B is widely used in various applications, including: - Telecommunications equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

Several alternative models to the 20KPA52CA-B include: - 20KPA52A - 20KPA52CA - 20KPA52CA-E3/54

In summary, the 20KPA52CA-B is a high-performance TVS diode offering robust transient voltage protection for a wide range of electronic applications. With its fast response time, high surge capability, and reliable performance, it serves as a critical component in safeguarding sensitive electronics from damaging voltage transients.

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