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SMCJ78CATR
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SMCJ78CATR

Product Overview

Category

SMCJ78CATR belongs to the category of transient voltage suppressor diodes.

Use

These diodes are used to protect sensitive electronic components from voltage spikes and transients.

Characteristics

  • Fast response time
  • High surge capability
  • Low clamping voltage

Package

The SMCJ78CATR is typically available in a surface mount package.

Essence

The essence of SMCJ78CATR lies in its ability to quickly divert excessive current away from sensitive components, thereby protecting them from damage.

Packaging/Quantity

They are usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Power Dissipation: 1500W
  • Breakdown Voltage Range: 85.5V to 94.5V
  • Operating Temperature Range: -55°C to +150°C
  • Reverse Standoff Voltage: 78V

Detailed Pin Configuration

The SMCJ78CATR typically has two pins, with the cathode being marked with a line on the body of the diode.

Functional Features

  • Transient voltage suppression
  • Overvoltage protection
  • Fast response to voltage spikes

Advantages

  • Effective protection against voltage transients
  • Fast reaction time
  • Wide operating temperature range

Disadvantages

  • Clamping voltage may still be too high for some sensitive components
  • Limited surge capability compared to some higher power devices

Working Principles

When a voltage spike occurs, the SMCJ78CATR conducts current to divert the excess energy away from the protected circuit, thus limiting the voltage across the circuit.

Detailed Application Field Plans

  • Telecommunications equipment
  • Automotive electronics
  • Industrial control systems
  • Power supplies

Detailed and Complete Alternative Models

  • 1. SMAJ78A: Similar characteristics but in a different package
  • 2. P6SMB78CA: Higher surge capability and lower clamping voltage
  • 3. 1.5SMC78AT3G: Surface mount package with similar characteristics

In conclusion, the SMCJ78CATR transient voltage suppressor diode offers effective protection against voltage spikes and transients, making it an essential component in various electronic applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMCJ78CATR en soluciones técnicas

Sure, here are 10 common questions and answers related to the application of SMCJ78CATR in technical solutions:

  1. What is the voltage rating of SMCJ78CATR?

    • The voltage rating of SMCJ78CATR is 78V.

  2. What is the peak pulse power of SMCJ78CATR?

    • The peak pulse power of SMCJ78CATR is 1500W.

  3. What is the breakdown voltage of SMCJ78CATR?

    • The breakdown voltage of SMCJ78CATR is typically 86.7V.

  4. What are the typical applications of SMCJ78CATR?

    • SMCJ78CATR is commonly used for overvoltage protection in various electronic circuits, such as power supplies, telecommunications equipment, and automotive electronics.

  5. What is the maximum clamping voltage of SMCJ78CATR?

    • The maximum clamping voltage of SMCJ78CATR is 124V at 50A.

  6. What is the response time of SMCJ78CATR?

    • The response time of SMCJ78CATR is very fast, typically less than 1 picosecond.

  7. Is SMCJ78CATR RoHS compliant?

    • Yes, SMCJ78CATR is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  8. Can SMCJ78CATR be used for ESD protection?

    • Yes, SMCJ78CATR can be used for electrostatic discharge (ESD) protection in sensitive electronic components and circuits.

  9. What is the operating temperature range of SMCJ78CATR?

    • The operating temperature range of SMCJ78CATR is typically -55°C to 150°C, making it suitable for a wide range of environments.

  10. Does SMCJ78CATR require any external components for proper operation?

    • SMCJ78CATR may require additional components such as resistors or capacitors for optimal performance in specific circuit designs, but it can function independently as a transient voltage suppressor.

These questions and answers should provide a good overview of the technical aspects and applications of SMCJ78CATR.