Diodes Incorporated
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1N4148WSF-7
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1N4148WSF-7

Product Overview

Category

The 1N4148WSF-7 belongs to the category of small signal diodes.

Use

It is commonly used in general-purpose switching applications.

Characteristics

  • Fast switching speed
  • High reverse voltage capability
  • Small package size

Package

The 1N4148WSF-7 is typically available in a surface mount package.

Essence

This diode is essential for controlling the flow of electrical current in various electronic circuits.

Packaging/Quantity

It is usually packaged in reels with a specific quantity per reel.

Specifications

  • Maximum repetitive peak reverse voltage: 100V
  • Average rectified forward current: 150mA
  • Non-repetitive peak forward surge current: 2A
  • Operating temperature range: -65°C to +175°C

Detailed Pin Configuration

The 1N4148WSF-7 has two pins, anode and cathode, which are clearly marked on the package.

Functional Features

  • Fast switching action
  • Low capacitance
  • High reliability

Advantages and Disadvantages

Advantages

  • Fast response time
  • Small form factor
  • High reverse voltage capability

Disadvantages

  • Limited maximum forward current
  • Sensitive to overvoltage conditions

Working Principles

The 1N4148WSF-7 operates based on the principles of semiconductor junction behavior, allowing current to flow in one direction while blocking it in the opposite direction.

Detailed Application Field Plans

This diode is widely used in: - Signal demodulation - Voltage clamping - Reverse polarity protection

Detailed and Complete Alternative Models

Some alternative models to the 1N4148WSF-7 include: - 1N914 - 1N4448 - BAV99

In conclusion, the 1N4148WSF-7 is a versatile small signal diode with fast switching characteristics, making it suitable for a wide range of general-purpose applications in electronics.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N4148WSF-7 v technických řešeních

Sure, here are 10 common questions and answers related to the application of 1N4148WSF-7 in technical solutions:

  1. What is the maximum repetitive peak reverse voltage of 1N4148WSF-7?

    • The maximum repetitive peak reverse voltage of 1N4148WSF-7 is 100V.

  2. What is the forward continuous current rating of 1N4148WSF-7?

    • The forward continuous current rating of 1N4148WSF-7 is 300mA.

  3. Can 1N4148WSF-7 be used for general purpose switching applications?

    • Yes, 1N4148WSF-7 is commonly used for general purpose switching applications due to its fast switching speed.

  4. What is the typical forward voltage drop of 1N4148WSF-7 at 10mA?

    • The typical forward voltage drop of 1N4148WSF-7 at 10mA is around 0.72V.

  5. Is 1N4148WSF-7 suitable for high-speed switching applications?

    • Yes, 1N4148WSF-7 is well-suited for high-speed switching applications due to its fast recovery time.

  6. What is the maximum reverse leakage current of 1N4148WSF-7 at 75V?

    • The maximum reverse leakage current of 1N4148WSF-7 at 75V is typically less than 25nA.

  7. Can 1N4148WSF-7 be used in temperature-sensitive applications?

    • Yes, 1N4148WSF-7 has a wide operating temperature range and can be used in temperature-sensitive applications.

  8. Does 1N4148WSF-7 have a low capacitance?

    • Yes, 1N4148WSF-7 has low junction capacitance, making it suitable for high-frequency applications.

  9. What is the maximum forward surge current of 1N4148WSF-7 at 1μs?

    • The maximum forward surge current of 1N4148WSF-7 at 1μs is 2A.

  10. Is 1N4148WSF-7 available in a surface mount package?

    • Yes, 1N4148WSF-7 is available in a surface mount SOD-323 package for easy integration into compact designs.