Microsemi Corporation
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1N4148UB2
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1N4148UB2 - Diode Encyclopedia Entry

Introduction

The 1N4148UB2 is a diode belonging to the semiconductor category. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Semiconductor
  • Use: Rectification, signal demodulation, and voltage regulation
  • Characteristics: Fast switching speed, high efficiency, low forward voltage drop
  • Package: SOD-323
  • Essence: High-speed switching diode
  • Packaging/Quantity: Available in tape and reel packaging with varying quantities

Specifications

  • Maximum Reverse Voltage: 100V
  • Average Rectified Current: 150mA
  • Forward Voltage Drop: 0.715V at 10mA
  • Reverse Recovery Time: 4ns

Detailed Pin Configuration

The 1N4148UB2 diode has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Fast switching speed enables quick response in electronic circuits
  • High efficiency minimizes power loss
  • Low forward voltage drop reduces energy consumption

Advantages and Disadvantages

Advantages

  • Fast switching speed
  • High efficiency
  • Low forward voltage drop

Disadvantages

  • Limited maximum reverse voltage
  • Relatively low average rectified current

Working Principles

The 1N4148UB2 operates based on the principle of semiconductor junction. When forward biased, it allows current flow, while in reverse bias, it blocks the current flow.

Detailed Application Field Plans

The 1N4148UB2 diode finds applications in various fields, including: - Signal demodulation in communication systems - Voltage regulation in power supplies - Rectification in electronic circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N4148UB2 diode include: - 1N914 - 1N4001 - 1N5819 - BAT54S

In conclusion, the 1N4148UB2 diode is a versatile semiconductor component with fast switching speed, high efficiency, and low forward voltage drop, making it suitable for diverse electronic applications.

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Texniki həllərdə 1N4148UB2 tətbiqi ilə bağlı 10 ümumi sual və cavabı sadalayın

  1. What is the 1N4148UB2 diode used for?

    • The 1N4148UB2 diode is commonly used for general-purpose switching and high-speed applications.

  2. What is the maximum forward voltage of the 1N4148UB2 diode?

    • The maximum forward voltage of the 1N4148UB2 diode is typically around 1V at a forward current of 10mA.

  3. What is the reverse breakdown voltage of the 1N4148UB2 diode?

    • The reverse breakdown voltage of the 1N4148UB2 diode is approximately 100V.

  4. Can the 1N4148UB2 diode be used in high-frequency applications?

    • Yes, the 1N4148UB2 diode is suitable for high-frequency applications due to its fast switching speed.

  5. Is the 1N4148UB2 diode suitable for use in rectifier circuits?

    • While it can be used in rectifier circuits, the 1N4148UB2 diode is more commonly employed in signal and high-speed switching applications.

  6. What is the power dissipation rating of the 1N4148UB2 diode?

    • The power dissipation rating of the 1N4148UB2 diode is typically around 500mW.

  7. Does the 1N4148UB2 diode have a low leakage current?

    • Yes, the 1N4148UB2 diode exhibits low leakage current, making it suitable for precision applications.

  8. Can the 1N4148UB2 diode handle surge currents?

    • The 1N4148UB2 diode has a moderate surge current capability, but it is not designed for heavy surge applications.

  9. What is the temperature range for the 1N4148UB2 diode?

    • The 1N4148UB2 diode is typically rated for operation within a temperature range of -65°C to 175°C.

  10. Is the 1N4148UB2 diode available in surface mount packages?

    • Yes, the 1N4148UB2 diode is available in surface mount packages, making it suitable for modern compact electronic designs.