SMC3K70CA-M3/57

Introduction

The SMC3K70CA-M3/57 is a high-performance TVS (Transient Voltage Suppressor) diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. This entry provides an overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: TVS Diode
• Use: Protection against voltage transients
• Characteristics: High surge capability, low clamping voltage
• Package: DO-214AB (SMC), Tape and Reel
• Essence: Transient voltage protection for electronic equipment
• Packaging/Quantity: 3000 units per reel

Specifications

• Peak Pulse Power: 3000W
• Breakdown Voltage: 77.4V
• Clamping Voltage: 124V
• Operating Temperature Range: -55°C to +175°C
• RoHS Compliant: Yes

Detailed Pin Configuration

The SMC3K70CA-M3/57 TVS diode has a standard DO-214AB package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Fast response time
• Low incremental surge resistance
• High temperature stability
• Excellent clamping capability

Advantages and Disadvantages

Advantages

• High surge capability
• Low clamping voltage
• RoHS compliant
• Wide operating temperature range

Disadvantages

• Relatively large package size compared to some alternatives
• Higher cost compared to standard diodes

Working Principles

The SMC3K70CA-M3/57 operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting the excess current away from the protected circuitry and limiting the voltage across it.

Detailed Application Field Plans

The SMC3K70CA-M3/57 is suitable for a wide range of applications, including: - Power supplies - Industrial equipment - Telecommunication systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative TVS diode models that can be considered as substitutes for the SMC3K70CA-M3/57 include: - SMAJ78A - P6KE68CA - 1.5KE82A

In summary, the SMC3K70CA-M3/57 TVS diode offers robust transient voltage protection for various electronic applications, with high surge capability and low clamping voltage. While it may have some limitations in terms of package size and cost, its performance and reliability make it a valuable component for safeguarding sensitive electronics.

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