Vishay Semiconductor Diodes Division
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1N4448W-G3-18
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1N4448W-G3-18

Product Overview

Category

The 1N4448W-G3-18 belongs to the category of semiconductor diodes.

Use

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

Characteristics

  • Fast switching speed
  • High reliability
  • Small package size

Package

The 1N4448W-G3-18 is typically available in a SOD-123 package.

Essence

This diode is essential for converting alternating current (AC) to direct current (DC) in electronic devices.

Packaging/Quantity

It is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Maximum repetitive peak reverse voltage: 100V
  • Average forward current: 250mA
  • Forward surge current: 4A
  • Operating temperature range: -65°C to +175°C

Detailed Pin Configuration

The 1N4448W-G3-18 has two pins, anode, and cathode. The anode is connected to the positive terminal of the circuit, while the cathode is connected to the negative terminal.

Functional Features

  • High-speed switching
  • Low leakage current
  • Small junction capacitance

Advantages

  • Reliable performance
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited maximum reverse voltage
  • Susceptible to damage from excessive current or voltage spikes

Working Principles

The 1N4448W-G3-18 operates based on the principle of creating a one-way flow of current when forward biased and blocking the current flow when reverse biased.

Detailed Application Field Plans

This diode is widely used in: - Signal demodulation in communication systems - Voltage clamping in power supply circuits - Overvoltage protection in electronic equipment

Detailed and Complete Alternative Models

Some alternative models to the 1N4448W-G3-18 include: - 1N4148 - 1N914 - BAV99 - BAT54

In conclusion, the 1N4448W-G3-18 semiconductor diode is a crucial component in electronic circuits, offering fast switching speed, high reliability, and compact size. While it has limitations in terms of maximum reverse voltage, its functional features and wide application make it a valuable component in various electronic devices and systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N4448W-G3-18 v technických řešeních

  1. What is the maximum reverse voltage of 1N4448W-G3-18?

    • The maximum reverse voltage of 1N4448W-G3-18 is 100V.

  2. What is the forward voltage drop of 1N4448W-G3-18 at a specified current?

    • The forward voltage drop of 1N4448W-G3-18 is typically around 0.6V at a forward current of 10mA.

  3. Can 1N4448W-G3-18 be used for high-speed switching applications?

    • Yes, 1N4448W-G3-18 is suitable for high-speed switching due to its fast switching speed.

  4. What is the maximum continuous forward current rating of 1N4448W-G3-18?

    • The maximum continuous forward current rating of 1N4448W-G3-18 is 250mA.

  5. Is 1N4448W-G3-18 suitable for use in rectifier circuits?

    • Yes, 1N4448W-G3-18 is commonly used as a general-purpose rectifier in electronic circuits.

  6. Does 1N4448W-G3-18 have a low leakage current?

    • Yes, 1N4448W-G3-18 has a low reverse leakage current, making it suitable for precision applications.

  7. What is the temperature range for 1N4448W-G3-18?

    • The operating temperature range for 1N4448W-G3-18 is typically -65°C to +175°C.

  8. Can 1N4448W-G3-18 be used in voltage clamping applications?

    • Yes, 1N4448W-G3-18 can be used in voltage clamping and protection circuits due to its fast response time.

  9. What are the package options available for 1N4448W-G3-18?

    • 1N4448W-G3-18 is available in various package options, including SOD-123, SOD-323, and DO-35.

  10. Is 1N4448W-G3-18 RoHS compliant?

    • Yes, 1N4448W-G3-18 is RoHS compliant, meeting environmental standards for lead-free manufacturing.