SMC3K28CAHM3/9A

Introduction

The SMC3K28CAHM3/9A is a semiconductor product belonging to the category of transient voltage suppressors (TVS). This device is designed to protect sensitive electronic equipment from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. The following entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the SMC3K28CAHM3/9A.

Basic Information Overview

• Category: Transient Voltage Suppressor (TVS)
• Use: Protection against voltage transients in electronic circuits
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: SMC (DO-214AB) package
• Essence: Safeguarding electronic devices from transient voltage events
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Peak Power Dissipation: 3000W
• Breakdown Voltage: 28V
• Clamping Voltage: 45.4V at 10A
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMC3K28CAHM3/9A typically consists of two pins for connection within the circuit. The pin configuration may vary slightly based on the manufacturer's datasheet.

Functional Features

• Transient Voltage Suppression: Provides protection against voltage transients by diverting excessive current away from sensitive components.
• Fast Response Time: Rapidly responds to transient voltage events, minimizing the risk of damage to connected equipment.
• High Surge Capability: Capable of withstanding high surge currents, enhancing its protective capabilities.

Advantages and Disadvantages

Advantages

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

Disadvantages

• Clamping voltage may be relatively high for some applications
• Requires careful consideration of placement within the circuit for optimal performance

Working Principles

The SMC3K28CAHM3/9A operates based on the principle of avalanche breakdown. When a transient voltage event occurs, the device rapidly conducts excess current, thereby limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMC3K28CAHM3/9A finds extensive use in various electronic systems, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies

Detailed and Complete Alternative Models

Several alternative TVS devices are available in the market, offering similar transient voltage suppression capabilities. Some notable alternatives include: - SMAJ28A - P6KE28CA - 1.5KE28A

In conclusion, the SMC3K28CAHM3/9A serves as a crucial component in safeguarding electronic equipment from transient voltage events, offering effective protection and fast response times. While it has certain limitations, its advantages make it a valuable asset in various electronic applications.

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