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JANTX1N4990
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JANTX1N4990

Product Overview

Category

The JANTX1N4990 is a high-reliability, military-grade semiconductor diode.

Use

It is commonly used in critical applications where reliability and performance are paramount, such as aerospace, defense, and industrial sectors.

Characteristics

  • High reliability
  • Military-grade specifications
  • Precision performance

Package

The JANTX1N4990 is typically available in a DO-35 package.

Essence

This diode is essential for ensuring the integrity and stability of electronic circuits in demanding environments.

Packaging/Quantity

The JANTX1N4990 is usually packaged in reels or tubes, with quantities varying based on supplier and customer requirements.

Specifications

  • Reverse Voltage: 100V
  • Forward Current: 200mA
  • Power Dissipation: 500mW
  • Operating Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The JANTX1N4990 has two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

  • High reverse voltage capability
  • Low leakage current
  • Fast switching speed

Advantages

  • Exceptional reliability in harsh environments
  • Precise and consistent performance
  • Suitable for critical applications

Disadvantages

  • Higher cost compared to standard diodes
  • Limited availability from non-military grade suppliers

Working Principles

The JANTX1N4990 operates based on the principles of semiconductor physics, utilizing its unique material properties to control the flow of current in a circuit.

Detailed Application Field Plans

  • Aerospace: Used in avionics systems, radar equipment, and communication devices.
  • Defense: Employed in military electronics, weapon systems, and surveillance technology.
  • Industrial: Utilized in ruggedized control systems, power supplies, and instrumentation.

Detailed and Complete Alternative Models

  • JANTX1N4148: A general-purpose diode with similar characteristics but not rated for military applications.
  • JANTXV1N5806US: Offers higher power dissipation and reverse voltage capabilities for extreme conditions.

In conclusion, the JANTX1N4990 is a crucial component in high-reliability electronic systems, providing precise and dependable performance in challenging environments. Its military-grade specifications make it an ideal choice for critical applications across various industries.

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Navedite 10 uobičajenih pitanja i odgovora vezanih uz primjenu JANTX1N4990 u tehničkim rješenjima

  1. What is the JANTX1N4990 diode used for?

    • The JANTX1N4990 diode is commonly used for voltage regulation, surge protection, and rectification in various technical solutions.

  2. What are the key specifications of the JANTX1N4990 diode?

    • The JANTX1N4990 diode typically has a maximum repetitive peak reverse voltage of 200V, a forward current of 1A, and a forward voltage drop of around 1V at 1A.

  3. How does the JANTX1N4990 diode compare to other similar diodes?

    • The JANTX1N4990 diode offers high reliability and performance, making it suitable for demanding applications in harsh environments.

  4. Can the JANTX1N4990 diode be used in automotive applications?

    • Yes, the JANTX1N4990 diode is often used in automotive electronics for its ruggedness and ability to withstand temperature variations and electrical stress.

  5. What are the typical operating temperatures for the JANTX1N4990 diode?

    • The JANTX1N4990 diode is designed to operate within a temperature range of -65°C to 175°C, making it suitable for both commercial and industrial applications.

  6. Does the JANTX1N4990 diode require any special handling during assembly?

    • While the JANTX1N4990 diode is robust, it should be handled with standard ESD precautions during assembly to prevent damage to the device.

  7. Can the JANTX1N4990 diode be used in high-frequency applications?

    • The JANTX1N4990 diode can be used in moderate frequency applications, but it may not be suitable for very high-frequency circuits due to its inherent capacitance and switching characteristics.

  8. Are there any common failure modes associated with the JANTX1N4990 diode?

    • Common failure modes include overvoltage stress, excessive current, and thermal overstress, so proper circuit protection and heat dissipation measures should be considered.

  9. What are some typical circuit configurations where the JANTX1N4990 diode is used?

    • The JANTX1N4990 diode is often used in voltage clamping circuits, power supplies, reverse polarity protection, and general rectification applications.

  10. Where can I find detailed application notes and guidelines for using the JANTX1N4990 diode in technical solutions?

    • Detailed application notes and guidelines for the JANTX1N4990 diode can be found in the manufacturer's datasheet, as well as in industry reference books and technical resources related to diode applications.