Microsemi Corporation
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JANTX1N4979D
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JANTX1N4979D

Product Overview

Category

The JANTX1N4979D belongs to the category of semiconductor devices, specifically a Zener diode.

Use

It is commonly used for voltage regulation and protection in electronic circuits.

Characteristics

  • Voltage regulation capability
  • Reverse breakdown voltage of 100V
  • Low leakage current
  • High reliability

Package

The JANTX1N4979D is typically available in a DO-41 package.

Essence

The essence of the JANTX1N4979D lies in its ability to maintain a constant voltage across its terminals, making it suitable for various electronic applications.

Packaging/Quantity

It is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Reverse Breakdown Voltage: 100V
  • Power Dissipation: 500mW
  • Operating Temperature Range: -65°C to +200°C
  • Zener Voltage Tolerance: ±5%

Detailed Pin Configuration

The JANTX1N4979D has two pins, with the anode and cathode serving as the main terminals for connection in a circuit.

Functional Features

  • Precise voltage regulation
  • Protection against voltage spikes
  • Low reverse leakage current

Advantages

  • Reliable voltage regulation
  • Wide operating temperature range
  • Low leakage current

Disadvantages

  • Limited power dissipation capability
  • Voltage tolerance may not be suitable for highly precise applications

Working Principles

The JANTX1N4979D operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when operated in the reverse breakdown region.

Detailed Application Field Plans

The JANTX1N4979D finds application in various electronic circuits, including: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits

Detailed and Complete Alternative Models

Some alternative models to the JANTX1N4979D include: - 1N4739A - BZX55C100 - 1N5226B

In conclusion, the JANTX1N4979D Zener diode offers reliable voltage regulation and protection in electronic circuits, making it a valuable component in a wide range of applications.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan JANTX1N4979D dalam solusi teknis

  1. What is the JANTX1N4979D diode used for?

    • The JANTX1N4979D diode is commonly used for voltage regulation, surge protection, and rectification in various technical solutions.

  2. What are the key specifications of the JANTX1N4979D diode?

    • The JANTX1N4979D diode typically has a maximum repetitive peak reverse voltage of 200V, a forward current of 1A, and a fast recovery time.

  3. How does the JANTX1N4979D diode compare to other diodes in its class?

    • The JANTX1N4979D diode offers high reliability, low leakage current, and fast recovery time, making it suitable for demanding technical applications.

  4. Can the JANTX1N4979D diode handle high temperature environments?

    • Yes, the JANTX1N4979D diode is designed to operate reliably at elevated temperatures, making it suitable for harsh environmental conditions.

  5. What are some typical applications of the JANTX1N4979D diode?

    • The JANTX1N4979D diode is commonly used in power supplies, industrial equipment, automotive systems, and aerospace applications for voltage clamping and transient suppression.

  6. Does the JANTX1N4979D diode require any special handling or mounting considerations?

    • The JANTX1N4979D diode should be handled with standard ESD precautions and mounted using appropriate techniques to ensure proper heat dissipation.

  7. Is the JANTX1N4979D diode suitable for high-frequency applications?

    • While the JANTX1N4979D diode can operate at moderate frequencies, it is best suited for general-purpose and power-related applications rather than high-frequency circuits.

  8. What are the potential failure modes of the JANTX1N4979D diode?

    • Common failure modes include overvoltage stress, excessive current, and thermal overstress, so proper circuit protection and derating guidelines should be followed.

  9. Are there any recommended alternatives to the JANTX1N4979D diode for specific applications?

    • Depending on the application requirements, alternative diodes such as the JANTX1N5550 or JANTX1N5806 may be considered for similar functions.

  10. Where can I find detailed technical information and application notes for the JANTX1N4979D diode?

    • Detailed technical information, including datasheets and application notes, can be obtained from the manufacturer's website or authorized distributors.