SMCJ78CA-HRAT7 Encyclopedia Entry

Product Overview

The SMCJ78CA-HRAT7 belongs to the category of transient voltage suppressor diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The SMCJ78CA-HRAT7 is designed to provide robust protection against transient overvoltage conditions in a variety of applications.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage spikes and transients
• Characteristics: High reliability, fast response time, low clamping voltage
• Package: SMC (DO-214AB) package
• Essence: Safeguarding electronic circuits from voltage surges
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

• Peak Power Dissipation: 1500W
• Breakdown Voltage: 78V
• Operating Temperature Range: -55°C to +175°C
• Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The SMCJ78CA-HRAT7 follows the standard pin configuration for SMC package diodes, with two leads for connection.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient overvoltages to a safe level
• Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on protected circuits
• Low Clamping Voltage: Limits the voltage across the protected circuit during transient events

Advantages and Disadvantages

Advantages

• Robust protection against voltage transients
• Fast response time
• Compact SMC package for space-constrained applications

Disadvantages

• Higher cost compared to traditional diodes
• Limited to specific voltage ratings

Working Principles

The SMCJ78CA-HRAT7 operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting the excess energy away from the protected circuit and limiting the voltage across it.

Detailed Application Field Plans

The SMCJ78CA-HRAT7 finds extensive use in various applications, including: - Telecommunications: Protecting communication equipment from lightning-induced surges - Automotive Electronics: Safeguarding vehicle electronics from voltage transients - Industrial Control Systems: Ensuring reliable operation of control and monitoring systems in industrial environments - Consumer Electronics: Protecting sensitive electronic devices from power surges

Detailed and Complete Alternative Models

• SMCJ5.0A: 5.0V Breakdown Voltage Transient Voltage Suppressor Diode
• SMCJ15CA: 15V Breakdown Voltage Transient Voltage Suppressor Diode
• SMCJ120A: 120V Breakdown Voltage Transient Voltage Suppressor Diode

In conclusion, the SMCJ78CA-HRAT7 transient voltage suppressor diode offers robust protection against transient overvoltage conditions, making it an essential component in safeguarding sensitive electronic circuits across various industries.

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