Microsemi Corporation
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JANTX1N4478DUS
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JANTX1N4478DUS

Product Overview

Category

The JANTX1N4478DUS belongs to the category of semiconductor devices.

Use

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

Characteristics

  • High reliability
  • Low leakage current
  • Fast response time
  • Wide operating temperature range

Package

The JANTX1N4478DUS is typically available in a DO-41 package.

Essence

This product is essential for protecting electronic circuits from voltage spikes and surges.

Packaging/Quantity

It is usually packaged in reels or tubes, with varying quantities depending on the supplier.

Specifications

  • Peak Pulse Power: 1500 W
  • Breakdown Voltage Range: 5.8 V to 440 V
  • Maximum Clamping Voltage: 9.2 V at 10 A
  • Operating Temperature Range: -65°C to 175°C

Detailed Pin Configuration

The JANTX1N4478DUS has two pins, anode, and cathode, which are identified by their respective markings on the device.

Functional Features

  • Transient voltage suppression
  • Reverse polarity protection
  • Overvoltage protection

Advantages and Disadvantages

Advantages

  • High reliability and durability
  • Fast response to transient events
  • Wide operating temperature range

Disadvantages

  • Higher cost compared to standard diodes
  • Limited power dissipation capability

Working Principles

The JANTX1N4478DUS operates based on the principle of avalanche breakdown, where it rapidly clamps transient voltages to a safe level, protecting downstream circuitry.

Detailed Application Field Plans

The JANTX1N4478DUS is widely used in various applications, including: - Power supplies - Automotive electronics - Industrial control systems - Telecommunications equipment - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the JANTX1N4478DUS include: - JANTX1N5550DUS - JANTX1N5806DUS - JANTX1N6627DUS - JANTX1N758AUS

In conclusion, the JANTX1N4478DUS is a reliable and efficient semiconductor device that plays a crucial role in protecting electronic circuits from voltage transients and surges across various industries and applications.

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Énumérez 10 questions et réponses courantes liées à l'application de JANTX1N4478DUS dans les solutions techniques

  1. What is the JANTX1N4478DUS diode used for?

    • The JANTX1N4478DUS diode is commonly used for voltage regulation, surge suppression, and reverse polarity protection in various technical solutions.

  2. What are the key specifications of the JANTX1N4478DUS diode?

    • The JANTX1N4478DUS diode typically has a maximum repetitive peak reverse voltage of 200V, a forward current of 1A, and a low forward voltage drop.

  3. How does the JANTX1N4478DUS diode provide surge suppression?

    • The JANTX1N4478DUS diode can handle transient overvoltage conditions by quickly conducting excess current away from sensitive components, protecting them from damage.

  4. Can the JANTX1N4478DUS diode be used for reverse polarity protection?

    • Yes, the JANTX1N4478DUS diode is often employed to prevent damage caused by reverse polarity connections in electronic circuits.

  5. What are some typical applications of the JANTX1N4478DUS diode in technical solutions?

    • The JANTX1N4478DUS diode is commonly used in power supplies, motor drives, automotive electronics, and industrial control systems for voltage regulation and protection.

  6. Does the JANTX1N4478DUS diode require heat sinking in high-power applications?

    • In high-power applications, it is recommended to use heat sinking to dissipate the heat generated by the JANTX1N4478DUS diode.

  7. What are the temperature and storage requirements for the JANTX1N4478DUS diode?

    • The JANTX1N4478DUS diode typically operates within a temperature range of -65°C to +175°C and should be stored in a dry environment at room temperature.

  8. Is the JANTX1N4478DUS diode suitable for use in rugged environments?

    • Yes, the JANTX1N4478DUS diode is designed to withstand harsh environmental conditions and is often used in military, aerospace, and industrial applications.

  9. Are there any recommended circuit configurations when using the JANTX1N4478DUS diode for surge suppression?

    • It is advisable to incorporate the JANTX1N4478DUS diode in parallel with other protective components, such as capacitors and resistors, to enhance surge suppression performance.

  10. What are the potential failure modes of the JANTX1N4478DUS diode and how can they be mitigated?

    • Common failure modes include thermal runaway and voltage breakdown. These can be mitigated by proper heat management and ensuring that the diode operates within its specified voltage limits.