SMCG20CAHE3/9AT

Introduction

The SMCG20CAHE3/9AT is a semiconductor product belonging to the category of transient voltage suppressor diodes. This entry provides an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models of the SMCG20CAHE3/9AT.

Basic Information Overview

• Category: Transient Voltage Suppressor Diodes
• Use: Protection against voltage transients in electronic circuits
• Characteristics: Fast response time, low clamping voltage, high surge capability
• Package: DO-214AB (SMC), SMC (SMD)
• Essence: Provides overvoltage protection for sensitive electronics
• Packaging/Quantity: Available in reels or bulk packaging, quantity varies by manufacturer

Specifications

• Voltage - Reverse Standoff (Typ): 17.1V
• Voltage - Breakdown (Min): 18.9V
• Voltage - Clamping (Max) @ Ipp: 29V
• Current - Peak Pulse (10/1000µs): 34.4A
• Power - Peak Pulse: 3000W
• Type: Zener
• Polarity: Unidirectional

Detailed Pin Configuration

The SMCG20CAHE3/9AT typically consists of two pins, with the cathode connected to the ground and the anode connected to the protected circuit.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient overvoltages to protect downstream components.
• Fast Response Time: Rapid reaction to voltage transients ensures minimal impact on the protected circuit.
• High Surge Capability: Capable of withstanding high surge currents without degradation.

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• High surge capability

Disadvantages

• Unidirectional protection only
• Requires careful consideration of placement in circuit design

Working Principles

The SMCG20CAHE3/9AT operates based on the principle of zener breakdown. When a voltage transient occurs, the diode rapidly conducts, diverting excess current away from the protected circuit and limiting the voltage across it.

Detailed Application Field Plans

The SMCG20CAHE3/9AT finds extensive use in various applications, including: - Power supplies - Automotive electronics - Telecommunications equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Several alternative models provide similar functionality to the SMCG20CAHE3/9AT, including: - P6KE18CA - 1.5KE22CA - SMBJ17CA

In conclusion, the SMCG20CAHE3/9AT is a crucial component in protecting electronic circuits from voltage transients, offering fast response times and high surge capabilities. Its application spans across diverse industries, making it an essential part of modern electronic designs.

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