Microsemi Corporation
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
1N4128-1
Zobrazit detail DataSheets

1N4128-1

Product Overview

Category

The 1N4128-1 is a semiconductor diode belonging to the category of small signal diodes.

Use

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

Characteristics

The 1N4128-1 diode exhibits low forward voltage drop, fast switching speed, and high reliability, making it suitable for use in low-power applications.

Package

This diode is typically available in a DO-35 glass package.

Essence

The essence of the 1N4128-1 diode lies in its ability to efficiently control the flow of electric current in electronic circuits.

Packaging/Quantity

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

Specifications

  • Maximum Reverse Voltage: 75V
  • Forward Current: 150mA
  • Forward Voltage Drop: 1V (at 10mA)
  • Reverse Recovery Time: 4ns

Detailed Pin Configuration

The 1N4128-1 diode has two pins, anode, and cathode. The anode is denoted by a longer lead or a notch on the diode body.

Functional Features

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

Advantages

  • Suitable for low-power applications
  • Compact size
  • Cost-effective

Disadvantages

  • Limited maximum reverse voltage
  • Relatively low forward current rating

Working Principles

The 1N4128-1 diode operates based on the principle of unidirectional conduction, allowing current to flow in only one direction while blocking it in the opposite direction.

Detailed Application Field Plans

Rectification

The diode can be used in power supply circuits to convert alternating current (AC) to direct current (DC).

Signal Demodulation

It is employed in radio and communication circuits to extract the original modulating signal from a carrier wave.

Voltage Regulation

The diode can be utilized in voltage regulator circuits to maintain a stable output voltage.

Detailed and Complete Alternative Models

  • 1N4148
  • 1N914
  • 1N4001
  • 1N5819

In conclusion, the 1N4128-1 diode is a versatile component widely used in electronic circuits for its efficient current control and fast switching characteristics. Its compact size and cost-effectiveness make it a popular choice for various low-power applications.

[Word Count: 346]

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N4128-1 v technických řešeních

  1. What is the 1N4128-1 diode used for?

    • The 1N4128-1 diode is commonly used for general-purpose rectification and switching applications.

  2. What are the key specifications of the 1N4128-1 diode?

    • The 1N4128-1 diode typically has a maximum repetitive peak reverse voltage of 100V, a forward current of 200mA, and a forward voltage drop of around 1V at 10mA.

  3. Can the 1N4128-1 diode be used for low voltage applications?

    • Yes, the 1N4128-1 diode's relatively low forward voltage drop makes it suitable for low voltage applications.

  4. Is the 1N4128-1 diode suitable for high-frequency applications?

    • The 1N4128-1 diode can be used in moderate frequency applications, but it may not be ideal for very high-frequency circuits due to its recovery time.

  5. What are some common circuit configurations where the 1N4128-1 diode is used?

    • The 1N4128-1 diode is often used in half-wave and full-wave rectifier circuits, voltage clamping circuits, and general purpose switching circuits.

  6. Does the 1N4128-1 diode have any temperature limitations?

    • The 1N4128-1 diode typically has an operating temperature range of -65°C to +175°C, making it suitable for a wide range of environments.

  7. Can the 1N4128-1 diode handle surge currents?

    • The 1N4128-1 diode has a non-repetitive peak surge current rating of 2A for 1/120 second, allowing it to withstand short-duration surges.

  8. Are there any special considerations for mounting the 1N4128-1 diode?

    • The 1N4128-1 diode should be mounted with proper heat sinking if it is expected to dissipate significant power, and care should be taken to minimize mechanical stress during mounting.

  9. What are the typical applications of the 1N4128-1 diode in technical solutions?

    • The 1N4128-1 diode is commonly used in power supplies, battery chargers, voltage regulators, and signal demodulation circuits.

  10. Are there any potential alternatives to the 1N4128-1 diode for specific applications?

    • Depending on the specific requirements of the application, alternatives such as the 1N4001 or 1N4148 diodes may be considered as substitutes for the 1N4128-1 diode.