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SMCJ78A-13
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SMCJ78A-13

Product Overview

The SMCJ78A-13 belongs to the category of transient voltage suppressor diodes. These diodes are used to protect sensitive electronic components from voltage spikes and transients. The SMCJ78A-13 is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically packaged in a DO-214AB (SMC) package and is available in tape and reel packaging with a quantity of 1500 units per reel.

Specifications

  • Part Number: SMCJ78A-13
  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: High surge capability, low clamping voltage, fast response time
  • Package: DO-214AB (SMC)
  • Packaging/Quantity: Tape and Reel, 1500 units per reel

Detailed Pin Configuration

The SMCJ78A-13 follows the standard pin configuration for DO-214AB (SMC) package diodes, with two leads for connection.

Functional Features

  • Voltage Suppression: Effectively suppresses voltage spikes and transients to protect downstream components.
  • Fast Response Time: Rapidly responds to transient events, minimizing the risk of damage to connected devices.

Advantages and Disadvantages

Advantages

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

Disadvantages

  • May exhibit leakage current at high temperatures
  • Limited power dissipation capability

Working Principles

The SMCJ78A-13 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. This action helps to limit the voltage across the protected components, preventing damage.

Detailed Application Field Plans

The SMCJ78A-13 is commonly used in various electronic systems and equipment where protection against voltage transients is critical. Some specific application fields include: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • Alternative Model 1: SMCJ64A-13
  • Alternative Model 2: SMCJ90A-13
  • Alternative Model 3: SMCJ110A-13

In summary, the SMCJ78A-13 transient voltage suppressor diode offers robust protection against voltage spikes and transients, making it an essential component in numerous electronic applications.

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10個與SMCJ78A-13在技術方案中應用相關的常見問題與解答

  1. What is the SMCJ78A-13?

    • The SMCJ78A-13 is a type of TVS (transient voltage suppressor) diode designed to protect sensitive electronic components from voltage spikes and surges.

  2. What is the maximum voltage rating for the SMCJ78A-13?

    • The maximum voltage rating for the SMCJ78A-13 is 78V.

  3. What is the peak pulse power handling capability of the SMCJ78A-13?

    • The SMCJ78A-13 can handle peak pulse power up to 1500W.

  4. How does the SMCJ78A-13 protect electronic circuits?

    • The SMCJ78A-13 clamps transient overvoltage to a safe level, protecting downstream components from damage.

  5. In what applications is the SMCJ78A-13 commonly used?

    • The SMCJ78A-13 is commonly used in telecommunications equipment, industrial automation, power supplies, and automotive electronics.

  6. What are the key features of the SMCJ78A-13?

    • The key features include low clamping voltage, fast response time, and high surge capability.

  7. What is the operating temperature range of the SMCJ78A-13?

    • The SMCJ78A-13 has an operating temperature range of -55°C to 150°C.

  8. Can the SMCJ78A-13 be used for ESD (electrostatic discharge) protection?

    • Yes, the SMCJ78A-13 can be used for ESD protection in sensitive electronic circuits.

  9. What are the mounting options for the SMCJ78A-13?

    • The SMCJ78A-13 is available in surface mount and through-hole mounting options.

  10. Are there any recommended layout considerations when using the SMCJ78A-13?

    • It is recommended to minimize the length of the traces between the SMCJ78A-13 and the protected circuitry and to provide a low impedance path to ground for optimal performance.