1N4474US
Product Overview
Category
The 1N4474US belongs to the category of semiconductor diodes.
Use
It is commonly used for rectification, voltage regulation, and signal demodulation in electronic circuits.
Characteristics
- Forward Voltage: 0.7V
- Reverse Voltage: 20V
- Maximum Continuous Current: 1A
- Fast Switching Speed
Package
The 1N4474US is typically available in a DO-41 package.
Packaging/Quantity
It is commonly packaged in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Type: Silicon Rectifier Diode
- Maximum Reverse Voltage: 20V
- Forward Current: 1A
- Package Type: DO-41
- Operating Temperature Range: -65°C to +175°C
Detailed Pin Configuration
The 1N4474US has two pins, anode (A) and cathode (K), which are identified by a band around the cathode end.
Functional Features
- High reliability and low leakage current
- Fast switching speed for efficient circuit operation
- Compact and versatile design for easy integration into various electronic applications
Advantages and Disadvantages
Advantages
- Low forward voltage drop
- High surge current capability
- Wide operating temperature range
Disadvantages
- Limited reverse voltage rating compared to other diode types
- Relatively higher forward voltage compared to Schottky diodes
Working Principles
The 1N4474US operates based on the principle of creating a one-way flow of current when forward-biased and blocking the flow of current when reverse-biased, allowing it to function as a rectifier in electronic circuits.
Detailed Application Field Plans
The 1N4474US is widely used in: - Power supply units - Voltage regulators - Signal demodulation circuits - Overvoltage protection circuits
Detailed and Complete Alternative Models
Some alternative models to the 1N4474US include: - 1N4148: A general-purpose switching diode with similar characteristics - 1N4001: A rectifier diode with higher reverse voltage rating
In conclusion, the 1N4474US is a versatile semiconductor diode with applications across various electronic circuits, offering reliable performance and efficient operation.
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What is the 1N4474US diode used for?
- The 1N4474US diode is commonly used for voltage regulation and rectification in various electronic circuits.
What is the maximum forward current rating of the 1N4474US diode?
- The maximum forward current rating of the 1N4474US diode is typically 3 amperes.
What is the reverse voltage rating of the 1N4474US diode?
- The reverse voltage rating of the 1N4474US diode is typically 400 volts.
Can the 1N4474US diode be used for high-frequency applications?
- Yes, the 1N4474US diode can be used for moderate to high-frequency applications due to its fast switching characteristics.
Is the 1N4474US diode suitable for use in power supply circuits?
- Yes, the 1N4474US diode is commonly used in power supply circuits for rectification and voltage regulation.
What is the typical forward voltage drop of the 1N4474US diode?
- The typical forward voltage drop of the 1N4474US diode is around 0.7 volts at a forward current of 1 ampere.
Does the 1N4474US diode require a heat sink for certain applications?
- Yes, for high-current applications, it is recommended to use a heat sink to dissipate heat effectively.
Can the 1N4474US diode handle surge currents?
- Yes, the 1N4474US diode has good surge current capability, making it suitable for transient protection applications.
What are the common package types available for the 1N4474US diode?
- The 1N4474US diode is commonly available in axial-lead and surface-mount packages.
Are there any specific storage or handling precautions for the 1N4474US diode?
- It is advisable to store and handle the 1N4474US diode according to standard ESD (electrostatic discharge) precautions to prevent damage.