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SMDJ78C
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SMDJ78C - Encyclopedia Entry

Product Overview

The SMDJ78C belongs to the category of TVS (Transient Voltage Suppressor) diodes. These diodes are used to protect sensitive electronic components from voltage spikes and transients. The SMDJ78C is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically packaged in a surface-mount package and is available in various quantities per package.

Specifications

  • Voltage Rating: 78V
  • Peak Pulse Power: 3000W
  • Package Type: DO-214AB (SMC)
  • Quantity per Package: Varies

Detailed Pin Configuration

The SMDJ78C typically has two pins, with the pinout as follows: 1. Anode 2. Cathode

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient overvoltages
  • Fast Response Time: Rapid reaction to voltage spikes
  • High Surge Capability: Able to withstand large surge currents

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • High surge capability

Disadvantages

  • Higher cost compared to standard diodes
  • Surface-mount installation may require specialized equipment

Working Principles

The SMDJ78C operates by diverting excess current away from sensitive components when a voltage spike occurs. This helps to prevent damage to the connected circuitry by limiting the voltage across it.

Detailed Application Field Plans

The SMDJ78C is commonly used in various electronic devices and systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the SMDJ78C include: - P6SMB78CA - 1.5SMC78CA - SMBJ78CA

In conclusion, the SMDJ78C is a crucial component in protecting electronic circuits from voltage transients, offering fast response times and high surge capabilities. Its application spans across diverse industries, making it an essential part of modern electronic systems.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van SMDJ78C in technische oplossingen

  1. What is SMDJ78C?

    • SMDJ78C is a type of TVS (transient voltage suppressor) diode designed to protect electronic circuits from voltage spikes and transients.

  2. What are the key features of SMDJ78C?

    • SMDJ78C features a high surge capability, low clamping voltage, and fast response time, making it suitable for protecting sensitive electronic components.

  3. In what applications can SMDJ78C be used?

    • SMDJ78C is commonly used in power supplies, communication equipment, automotive electronics, and industrial control systems to protect against voltage surges and ESD (electrostatic discharge).

  4. What is the maximum peak pulse power of SMDJ78C?

    • The maximum peak pulse power of SMDJ78C is typically around 3000 watts, allowing it to handle short-duration high-power transients.

  5. How does SMDJ78C provide protection to electronic circuits?

    • SMDJ78C diverts excess voltage away from sensitive components by clamping the voltage to a safe level, thereby preventing damage from transient events.

  6. What is the operating temperature range of SMDJ78C?

    • The operating temperature range of SMDJ78C is usually between -55°C to 150°C, ensuring its suitability for a wide range of environments.

  7. Can SMDJ78C be used for surge protection in outdoor applications?

    • Yes, SMDJ78C is often used for surge protection in outdoor applications such as outdoor LED lighting, solar power systems, and telecommunications equipment.

  8. Is SMDJ78C RoHS compliant?

    • Yes, SMDJ78C is typically RoHS (Restriction of Hazardous Substances) compliant, meeting environmental standards for electronic components.

  9. What are the package options available for SMDJ78C?

    • SMDJ78C is available in various package options, including SMA, SMB, and SMC packages, providing flexibility for different PCB layouts and space constraints.

  10. Are there any application notes or design guidelines available for using SMDJ78C in technical solutions?

    • Yes, manufacturers often provide application notes and design guidelines for incorporating SMDJ78C into technical solutions, offering recommendations for optimal performance and reliability.