SMCJ78CE3/TR13 - Product Encyclopedia Entry

Introduction

The SMCJ78CE3/TR13 is a high-performance transient voltage suppressor diode designed to protect sensitive electronic equipment from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. This entry provides a comprehensive overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage transients induced by lightning, ESD, and other transient voltage events
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: SMC (DO-214AB)
• Essence: Silicon-based transient voltage suppressor diode
• Packaging/Quantity: Tape & Reel, 1800 units per reel

Specifications

• Peak Pulse Power: 1500 W
• Breakdown Voltage Range: 64.4 V to 71.2 V
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMCJ78CE3/TR13 follows the standard SMC (DO-214AB) package configuration with two leads for connection.

Functional Features

• Transient Voltage Suppression: Provides robust protection against transient voltage events.
• Fast Response Time: Reacts quickly to transient voltage surges, minimizing potential damage to connected equipment.
• Low Clamping Voltage: Limits the voltage across the protected circuit during transient events.

Advantages and Disadvantages

Advantages

• High surge capability
• Fast response time
• Low clamping voltage
• Compact SMC package
• RoHS compliant

Disadvantages

• Limited breakdown voltage range
• Relatively narrow operating temperature range

Working Principles

The SMCJ78CE3/TR13 operates based on the principle of avalanche breakdown. When a transient voltage event occurs, the diode rapidly conducts current, diverting the excess energy away from the protected circuit and limiting the voltage across it.

Detailed Application Field Plans

The SMCJ78CE3/TR13 is widely used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies - LED lighting systems

Detailed and Complete Alternative Models

• Alternative Model 1: SMCJ64CA-13-F

  • Breakdown Voltage: 58.1 V to 64.4 V
  • Peak Pulse Power: 1500 W
  • Package: SMC (DO-214AB)

• Alternative Model 2: SMCJ85A

  • Breakdown Voltage: 76.7 V to 89.3 V
  • Peak Pulse Power: 1500 W
  • Package: SMC (DO-214AB)

• Alternative Model 3: SMCJ100A

  • Breakdown Voltage: 88.1 V to 103 V
  • Peak Pulse Power: 1500 W
  • Package: SMC (DO-214AB)

In conclusion, the SMCJ78CE3/TR13 transient voltage suppressor diode offers robust protection against transient voltage events, making it an essential component in various electronic systems.

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