Semtech Corporation
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1N4963US
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1N4963US

Product Overview

Category

The 1N4963US belongs to the category of semiconductor diodes.

Use

It is commonly used for rectification, voltage regulation, and signal demodulation in electronic circuits.

Characteristics

  • Forward Voltage: 1V
  • Reverse Voltage: 200V
  • Current Rating: 1A
  • Package Type: DO-41
  • Packaging/Quantity: Bulk packaging, typically available in reels of 1000 units

Specifications

  • Maximum Forward Voltage Drop: 1.1V
  • Maximum Reverse Current: 5µA
  • Operating Temperature Range: -65°C to 175°C

Detailed Pin Configuration

The 1N4963US has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.

Functional Features

  • High current capability
  • Low forward voltage drop
  • Fast switching speed

Advantages and Disadvantages

Advantages

  • Reliable voltage regulation
  • Low power dissipation
  • Compact size

Disadvantages

  • Limited reverse voltage tolerance
  • Sensitivity to temperature variations

Working Principles

The 1N4963US operates based on the principles of semiconductor physics, utilizing the properties of P-N junctions to control the flow of current in a circuit.

Detailed Application Field Plans

The 1N4963US is widely used in: - Power supply units - Voltage regulators - Signal demodulation circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N4963US include: - 1N4001 - 1N5819 - 1N5399

In conclusion, the 1N4963US is a versatile semiconductor diode that finds applications in various electronic circuits due to its reliable performance and compact design.

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Перечислите 10 распространенных вопросов и ответов, связанных с применением 1N4963US в технических решениях.

  1. What is the 1N4963US diode used for?

    • The 1N4963US diode is commonly used for voltage regulation and transient suppression in electronic circuits.

  2. What is the maximum forward current rating of the 1N4963US diode?

    • The maximum forward current rating of the 1N4963US diode is typically 1.5A.

  3. What is the peak reverse voltage of the 1N4963US diode?

    • The peak reverse voltage of the 1N4963US diode is 200V.

  4. Can the 1N4963US diode be used for overvoltage protection?

    • Yes, the 1N4963US diode can be used for overvoltage protection due to its transient suppression capabilities.

  5. What is the typical junction capacitance of the 1N4963US diode?

    • The typical junction capacitance of the 1N4963US diode is around 15pF.

  6. Is the 1N4963US diode suitable for high-speed switching applications?

    • No, the 1N4963US diode is not typically recommended for high-speed switching due to its recovery time.

  7. Can the 1N4963US diode handle high temperature environments?

    • Yes, the 1N4963US diode is designed to operate effectively in high temperature environments.

  8. What package type is the 1N4963US diode available in?

    • The 1N4963US diode is commonly available in a DO-41 axial lead package.

  9. Does the 1N4963US diode require a heat sink for certain applications?

    • Depending on the application and power dissipation, a heat sink may be required for the 1N4963US diode.

  10. Are there any common failure modes associated with the 1N4963US diode?

    • Common failure modes for the 1N4963US diode include thermal runaway under high current conditions and voltage breakdown under excessive reverse bias.