Microsemi Corporation
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JANTX1N4957DUS
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JANTX1N4957DUS

Product Overview

Category

The JANTX1N4957DUS belongs to the category of semiconductor devices, specifically a high-reliability diode.

Use

It is commonly used in applications where high reliability and precision are required, such as in aerospace, military, and industrial electronic systems.

Characteristics

  • High reliability
  • Precision performance
  • Low leakage current
  • Fast switching speed

Package

The JANTX1N4957DUS is typically available in a hermetically sealed glass package, providing protection against environmental factors and ensuring long-term stability.

Essence

The essence of this product lies in its ability to provide consistent and reliable performance in demanding environments, making it suitable for critical electronic systems.

Packaging/Quantity

It is usually supplied in bulk packaging, with quantities varying based on the supplier and customer requirements.

Specifications

  • Maximum Reverse Voltage: 200V
  • Average Rectified Current: 3A
  • Forward Voltage Drop: 1.1V at 3A
  • Reverse Leakage Current: 5µA at 150V
  • Operating Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The JANTX1N4957DUS typically has two pins, with the anode and cathode clearly marked for easy identification.

Functional Features

  • High reverse voltage capability
  • Low forward voltage drop
  • Fast recovery time
  • Low leakage current

Advantages and Disadvantages

Advantages

  • High reliability in harsh environments
  • Precise and consistent performance
  • Suitable for high-reliability applications

Disadvantages

  • Relatively higher cost compared to standard diodes
  • Limited availability from certain suppliers

Working Principles

The JANTX1N4957DUS operates based on the principles of semiconductor physics, utilizing its carefully engineered material properties to allow controlled flow of current in one direction while blocking it in the reverse direction.

Detailed Application Field Plans

Aerospace

  • Power supply protection
  • Control systems
  • Communication equipment

Military

  • Radar systems
  • Missile guidance
  • Avionics

Industrial Electronic Systems

  • Power converters
  • Motor drives
  • Instrumentation

Detailed and Complete Alternative Models

  • JANTX1N5550DUS
  • JANTX1N5806DUS
  • JANTX1N6328DUS
  • JANTX1N7467DUS

This list is not exhaustive and may vary based on specific application requirements and availability from different manufacturers.

In conclusion, the JANTX1N4957DUS is a high-reliability diode designed for critical electronic systems in aerospace, military, and industrial applications. Its precise performance, robust construction, and suitability for harsh environments make it a preferred choice for applications where reliability is paramount. While it may have a higher cost and limited availability compared to standard diodes, its unique characteristics and performance justify its use in mission-critical systems.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací JANTX1N4957DUS v technických řešeních

  1. What is the JANTX1N4957DUS diode used for?

    • The JANTX1N4957DUS diode is commonly used for voltage regulation, surge protection, and rectification in various technical solutions.

  2. What are the key specifications of the JANTX1N4957DUS diode?

    • The JANTX1N4957DUS diode typically has a maximum repetitive peak reverse voltage of 200V, a forward current of 3A, and a low forward voltage drop.

  3. How does the JANTX1N4957DUS diode provide surge protection?

    • The JANTX1N4957DUS diode can handle transient overvoltage conditions by quickly conducting excess current away from sensitive components, thereby protecting them from damage.

  4. In what applications is the JANTX1N4957DUS diode commonly used?

    • The JANTX1N4957DUS diode is often used in power supplies, automotive electronics, industrial equipment, and telecommunications systems for its voltage regulation and surge protection capabilities.

  5. What is the temperature range for the JANTX1N4957DUS diode?

    • The JANTX1N4957DUS diode typically operates within a temperature range of -65°C to +175°C, making it suitable for a wide range of environments.

  6. Can the JANTX1N4957DUS diode be used in high-frequency applications?

    • Yes, the JANTX1N4957DUS diode is suitable for high-frequency applications due to its fast switching characteristics and low capacitance.

  7. Does the JANTX1N4957DUS diode require any special mounting considerations?

    • It is recommended to mount the JANTX1N4957DUS diode on a heat sink or thermal pad to ensure proper heat dissipation, especially when operating at higher currents.

  8. What are the potential failure modes of the JANTX1N4957DUS diode?

    • Common failure modes include thermal runaway under high current conditions, reverse voltage breakdown, and degradation of forward voltage characteristics over time.

  9. Are there any alternatives to the JANTX1N4957DUS diode with similar characteristics?

    • Yes, diodes such as the JANTX1N5550DUS and JANTX1N5806US offer comparable performance and may serve as alternatives depending on specific application requirements.

  10. What precautions should be taken when designing with the JANTX1N4957DUS diode?

    • Designers should consider proper thermal management, voltage derating, and protection against reverse voltage to ensure reliable operation of the JANTX1N4957DUS diode in their technical solutions.