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SMDJ78CA
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SMDJ78CA

Product Overview

Category

SMDJ78CA belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

It is used for surge protection in electronic circuits and systems.

Characteristics

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

Package

The SMDJ78CA is typically available in a surface-mount package.

Essence

The essence of SMDJ78CA lies in its ability to protect sensitive electronic components from voltage surges.

Packaging/Quantity

It is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 3000W
  • Breakdown Voltage: 78V
  • Operating Voltage: 64.1V
  • Maximum Clamping Voltage: 103V
  • Leakage Current: 1µA

Detailed Pin Configuration

The SMDJ78CA typically has two pins, with the cathode marked by a line on the body of the diode.

Functional Features

  • Provides transient voltage suppression
  • Fast reaction to voltage spikes
  • Protects downstream components from damage

Advantages and Disadvantages

Advantages

  • Effective surge protection
  • Fast response time
  • Compact size

Disadvantages

  • Limited power dissipation capability
  • May require additional circuitry for comprehensive surge protection

Working Principles

When a voltage surge occurs, the SMDJ78CA conducts current to divert the excess energy away from the protected circuit, thereby limiting the voltage across it.

Detailed Application Field Plans

SMDJ78CA finds application in various fields including: - Telecommunications - Automotive electronics - Industrial equipment - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to SMDJ78CA include: - P6SMB78CA - 1.5SMC78CA - SMBJ78CA

In conclusion, SMDJ78CA is a crucial component in safeguarding electronic systems from voltage surges, offering fast and effective protection in a compact form factor. Its applications span across diverse industries, making it an essential part of modern electronic designs.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van SMDJ78CA in technische oplossingen

  1. What is SMDJ78CA?

    • SMDJ78CA is a type of TVS (transient voltage suppressor) diode used to protect electronic circuits from voltage spikes and transients.

  2. What is the maximum working voltage of SMDJ78CA?

    • The maximum working voltage of SMDJ78CA is 78V.

  3. What is the peak pulse power of SMDJ78CA?

    • The peak pulse power of SMDJ78CA is typically 3000W.

  4. How does SMDJ78CA protect electronic circuits?

    • SMDJ78CA clamps the voltage during transient events, diverting excess current away from sensitive components, thus protecting them from damage.

  5. What are the typical applications of SMDJ78CA?

    • SMDJ78CA is commonly used in telecommunications equipment, industrial control systems, automotive electronics, and power supplies.

  6. What is the response time of SMDJ78CA?

    • The response time of SMDJ78CA is very fast, typically in the nanosecond range.

  7. Can SMDJ78CA be used for surge protection in power lines?

    • Yes, SMDJ78CA can be used for surge protection in low-voltage power lines and signal lines.

  8. Is SMDJ78CA suitable for high-frequency applications?

    • Yes, SMDJ78CA is suitable for high-frequency applications due to its fast response time and low capacitance.

  9. What is the operating temperature range of SMDJ78CA?

    • The operating temperature range of SMDJ78CA is typically -55°C to 150°C.

  10. Are there any precautions to consider when using SMDJ78CA in technical solutions?

    • It's important to ensure proper PCB layout and grounding to maximize the effectiveness of SMDJ78CA. Additionally, attention should be paid to the maximum power dissipation and current handling capabilities to avoid device failure.