Taiwan Semiconductor Corporation
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1N4148W RHG
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1N4148W RHG

Product Overview

Category

The 1N4148W RHG 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 1N4148W RHG is typically available in a DO-35 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 or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Maximum repetitive peak reverse voltage: 100V
  • Average rectified forward current: 300mA
  • Non-repetitive peak forward surge current: 2A
  • Forward voltage drop: 1V at 10mA

Detailed Pin Configuration

The 1N4148W RHG has two pins, anode and cathode, which are identified by the color band on the diode body.

Functional Features

  • Fast switching speed allows for rapid response in circuit applications.
  • High reverse voltage capability provides protection against voltage spikes.
  • Small package size enables integration into compact electronic designs.

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Relatively low average rectified forward current compared to other diodes
  • Limited non-repetitive peak forward surge current

Working Principles

The 1N4148W RHG operates based on the principles of semiconductor junction behavior, allowing it to control the flow of electrical current in a circuit.

Detailed Application Field Plans

General-Purpose Switching

The diode can be used in various electronic circuits for switching applications due to its fast switching speed and high reverse voltage capability.

Signal Demodulation

Its characteristics make it suitable for signal demodulation in communication systems.

Voltage Clipping

The diode can be employed for voltage clipping in electronic circuits to limit the amplitude of a waveform.

Detailed and Complete Alternative Models

  • 1N914
  • 1N4448
  • 1N914B

In conclusion, the 1N4148W RHG is a small signal diode with fast switching speed, high reverse voltage capability, and a small package size. It finds applications in general-purpose switching, signal demodulation, and voltage clipping, among others. While it has advantages such as its fast switching speed and high reverse voltage capability, it also has limitations in terms of average rectified forward current and non-repetitive peak forward surge current. There are alternative models available, including the 1N914, 1N4448, and 1N914B, that offer similar functionality.

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 1N4148W RHG i tekniska lösningar

  1. What is the maximum forward voltage of 1N4148W RHG?

    • The maximum forward voltage of 1N4148W RHG is typically around 1V at a forward current of 10mA.

  2. What is the reverse breakdown voltage of 1N4148W RHG?

    • The reverse breakdown voltage of 1N4148W RHG is typically around 100V.

  3. What is the maximum continuous forward current for 1N4148W RHG?

    • The maximum continuous forward current for 1N4148W RHG is 300mA.

  4. What are the typical applications of 1N4148W RHG?

    • 1N4148W RHG is commonly used in signal and switching applications, such as in small-signal diode circuits, clipping and clamping circuits, and high-speed switching circuits.

  5. What is the operating temperature range of 1N4148W RHG?

    • The operating temperature range of 1N4148W RHG is typically -65°C to +175°C.

  6. What is the reverse recovery time of 1N4148W RHG?

    • The reverse recovery time of 1N4148W RHG is typically around 4ns.

  7. Can 1N4148W RHG be used in high-frequency applications?

    • Yes, 1N4148W RHG is suitable for high-frequency applications due to its fast switching characteristics.

  8. What is the package type of 1N4148W RHG?

    • 1N4148W RHG is typically available in a DO-35 glass axial package.

  9. Is 1N4148W RHG RoHS compliant?

    • Yes, 1N4148W RHG is RoHS compliant, making it suitable for use in environmentally friendly electronic products.

  10. What are the key differences between 1N4148W RHG and other similar diodes?

    • Some key differences include its high switching speed, low forward voltage, and suitability for high-frequency applications compared to other general-purpose diodes.