Microsemi Corporation
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JANTX1N4991US
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JANTX1N4991US Encyclopedia Entry

Product Overview

Category

The JANTX1N4991US 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
  • Low leakage current
  • High reliability

Package

The JANTX1N4991US is typically available in a hermetically sealed glass package.

Essence

The essence of the JANTX1N4991US lies in its ability to maintain a constant voltage across its terminals when operated in the reverse breakdown region.

Packaging/Quantity

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

Specifications

  • Reverse Breakdown Voltage: [Insert value]
  • Power Dissipation: [Insert value]
  • Maximum Forward Voltage: [Insert value]
  • Operating Temperature Range: [Insert range]

Detailed Pin Configuration

The JANTX1N4991US has a standard two-pin configuration, with the anode and cathode as the primary terminals.

Functional Features

  • Precise voltage regulation
  • Protection against voltage spikes
  • Stable operation over a wide temperature range

Advantages

  • High reliability
  • Consistent performance
  • Wide operating temperature range

Disadvantages

  • Limited current handling capability
  • Sensitivity to temperature variations

Working Principles

The JANTX1N4991US operates based on the principle of the Zener effect, where it maintains a nearly constant voltage drop across its terminals when reverse biased.

Detailed Application Field Plans

The JANTX1N4991US finds extensive use in various electronic circuits, including: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits

Detailed and Complete Alternative Models

  • JANTX1N746A
  • JANTX1N5550
  • JANTX1N4148

This list is not exhaustive and may vary based on specific application requirements.

This content provides a comprehensive overview of the JANTX1N4991US, covering its category, characteristics, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací JANTX1N4991US v technických řešeních

Sure, here are 10 common questions and answers related to the application of JANTX1N4991US:

  1. What is the JANTX1N4991US diode used for?

    • The JANTX1N4991US is a high-reliability, military-grade diode commonly used in aerospace, defense, and other mission-critical applications.

  2. What are the key specifications of the JANTX1N4991US diode?

    • The JANTX1N4991US diode is a silicon switching diode with a maximum repetitive peak reverse voltage of 100V, a forward current of 200mA, and a fast switching speed.

  3. Can the JANTX1N4991US diode be used in high-temperature environments?

    • Yes, the JANTX1N4991US diode is designed to operate in high-temperature environments and is capable of withstanding extreme conditions.

  4. What are some typical applications of the JANTX1N4991US diode?

    • Typical applications include power supply protection, reverse polarity protection, signal demodulation, and general-purpose switching.

  5. Is the JANTX1N4991US diode suitable for use in radiation-prone environments?

    • Yes, the JANTX1N4991US diode is radiation-hardened and suitable for use in radiation-prone environments such as space missions and nuclear facilities.

  6. What is the reliability of the JANTX1N4991US diode?

    • The JANTX1N4991US diode is manufactured to meet stringent military standards for reliability and performance, ensuring long-term stability in critical applications.

  7. Does the JANTX1N4991US diode have any special packaging requirements?

    • The JANTX1N4991US diode is available in various package options, including hermetically sealed glass packages, to ensure protection from environmental factors.

  8. Can the JANTX1N4991US diode handle high-frequency signals?

    • Yes, the JANTX1N4991US diode has a fast switching speed and can handle high-frequency signals, making it suitable for RF and microwave applications.

  9. Are there any specific soldering or mounting considerations for the JANTX1N4991US diode?

    • It is recommended to follow the manufacturer's guidelines for soldering and mounting to ensure proper handling and installation of the JANTX1N4991US diode.

  10. Where can I find detailed technical information and specifications for the JANTX1N4991US diode?

    • Detailed technical information and specifications for the JANTX1N4991US diode can be found in the datasheet provided by the manufacturer or authorized distributors.