SMCJ70E3/TR13

Introduction

The SMCJ70E3/TR13 is a transient voltage suppressor diode designed to protect electronic circuits from voltage spikes and transients. This entry provides an overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage spikes and transients in electronic circuits
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: SMC (DO-214AB) package
• Essence: Provides robust protection for sensitive electronic components
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Voltage - Breakdown: 77.4V
• Power (Watts): 1.5W
• Polarity: Unidirectional
• Operating Temperature: -55°C to 150°C
• Mounting Type: Surface Mount
• Package / Case: DO-214AB (SMC)
• Supplier Device Package: SMC

Detailed Pin Configuration

The SMCJ70E3/TR13 has two pins, with the cathode marked with a bar on the body of the diode.

Functional Features

• Transient Voltage Suppression: Quickly clamps voltage spikes to a safe level
• Fast Response Time: Rapid reaction to transient events
• High Surge Current Capability: Can withstand large surge currents without damage

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• Compact surface mount package

Disadvantages

• Unidirectional protection only
• Limited power dissipation capability

Working Principles

When a voltage transient occurs, the SMCJ70E3/TR13 conducts and clamps the transient voltage to a safe level, protecting downstream components.

Application Field Plans

The SMCJ70E3/TR13 is commonly used in the following applications: - Power supplies - Communication systems - Automotive electronics - Industrial equipment

Alternative Models

• SMCJ58A: Similar characteristics with a lower breakdown voltage
• SMCJ78CA: Higher breakdown voltage and power dissipation capability
• P6SMBJ70CA: SMB package alternative with similar characteristics

In conclusion, the SMCJ70E3/TR13 transient voltage suppressor diode offers effective protection against voltage spikes and transients in a compact surface mount package, making it suitable for a wide range of electronic applications.

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