Microsemi Corporation
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JANTX1N4489
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JANTX1N4489 Diode

Introduction

The JANTX1N4489 diode is a high-reliability, military-grade semiconductor device that belongs to the category of rectifier diodes. It is widely used in various electronic circuits for its unique characteristics and reliability. This entry provides an overview of the JANTX1N4489 diode, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Rectifier Diode
  • Use: Used in electronic circuits for rectification purposes
  • Characteristics: High reliability, military-grade, low forward voltage drop
  • Package: Glass passivated junction, DO-41 axial leaded package
  • Essence: Reliable rectification in harsh environments
  • Packaging/Quantity: Typically packaged in reels or tubes, quantity varies based on manufacturer

Specifications

  • Forward Voltage Drop: 1V maximum at 1A
  • Reverse Voltage: 50V
  • Average Rectified Current: 1A
  • Peak Surge Current: 30A
  • Operating Temperature Range: -65°C to +175°C
  • Storage Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The JANTX1N4489 diode has a standard axial leaded package with two leads. The cathode is marked with a band around one end of the diode body.

Functional Features

  • High reliability and rugged construction
  • Low forward voltage drop
  • Fast reverse recovery time
  • Military-grade performance

Advantages and Disadvantages

Advantages

  • Suitable for use in harsh environmental conditions
  • Low forward voltage drop reduces power loss
  • Fast reverse recovery time improves efficiency

Disadvantages

  • Relatively limited reverse voltage rating compared to some modern diodes
  • Larger physical size compared to surface mount diodes

Working Principles

The JANTX1N4489 diode operates on the principle of rectification, allowing current to flow in only one direction. When forward biased, it conducts current with a low voltage drop, while in reverse bias, it blocks the flow of current.

Detailed Application Field Plans

The JANTX1N4489 diode finds extensive use in military and aerospace applications due to its high reliability and rugged construction. It is also utilized in industrial power supplies, battery chargers, and other electronic systems operating in harsh environments.

Detailed and Complete Alternative Models

  • JANTX1N5819: Similar axial leaded rectifier diode with higher reverse voltage rating
  • JANTX1N5550: Axial leaded rectifier diode with lower forward voltage drop
  • JANTX1N6638: Military-grade axial leaded rectifier diode with higher average rectified current rating

In conclusion, the JANTX1N4489 diode is a reliable and rugged rectifier diode suitable for demanding applications in military, aerospace, and industrial electronics. Its unique characteristics make it a preferred choice in environments where reliability is paramount.

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  1. What is the JANTX1N4489 diode used for?

    • The JANTX1N4489 diode is commonly used for voltage regulation, surge suppression, and rectification in various technical solutions.

  2. What are the key specifications of the JANTX1N4489 diode?

    • The JANTX1N4489 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 the rated current.

  3. How does the JANTX1N4489 diode perform in high-temperature environments?

    • The JANTX1N4489 diode is designed to operate reliably at elevated temperatures, making it suitable for applications where thermal performance is critical.

  4. Can the JANTX1N4489 diode handle high surge currents?

    • Yes, the JANTX1N4489 diode is capable of withstanding high surge currents, which makes it suitable for surge suppression applications.

  5. What are the typical applications of the JANTX1N4489 diode?

    • The JANTX1N4489 diode is commonly used in power supplies, voltage regulators, inverters, and other electronic circuits requiring reliable voltage clamping and rectification.

  6. Does the JANTX1N4489 diode have a fast response time?

    • Yes, the JANTX1N4489 diode has a fast reverse recovery time, which is beneficial for high-frequency switching applications.

  7. Is the JANTX1N4489 diode suitable for military or aerospace applications?

    • Yes, the "JANTX" prefix indicates that the diode meets the quality and reliability standards required for military and aerospace applications.

  8. What are the recommended operating conditions for the JANTX1N4489 diode?

    • The JANTX1N4489 diode should be operated within its specified temperature range and current ratings to ensure optimal performance and reliability.

  9. Can the JANTX1N4489 diode be used in parallel for higher current handling?

    • Yes, multiple JANTX1N4489 diodes can be connected in parallel to increase the overall current-handling capability while maintaining voltage regulation.

  10. Are there any important considerations when designing with the JANTX1N4489 diode?

    • It's crucial to consider proper heat sinking, voltage derating, and transient protection when integrating the JANTX1N4489 diode into technical solutions to ensure long-term reliability and performance.