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1N485A
Product Overview
Category
The 1N485A is a diode belonging to the semiconductor category.
Use
It is commonly used for rectification, voltage regulation, and signal demodulation in electronic circuits.
Characteristics
- Forward Voltage: 0.7V
- Reverse Voltage: 50V
- Maximum Continuous Current: 200mA
- Package Type: DO-35
- Operating Temperature Range: -65°C to 175°C
Package
The 1N485A is typically available in a DO-35 package.
Essence
This diode is essential for controlling the flow of electrical current within a circuit, ensuring proper voltage regulation and signal demodulation.
Packaging/Quantity
It is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Forward Voltage Drop: 0.7V
- Reverse Voltage: 50V
- Maximum Continuous Current: 200mA
- Peak Reverse Voltage: 50V
- Power Dissipation: 500mW
- Operating Temperature Range: -65°C to 175°C
Detailed Pin Configuration
The 1N485A diode has two pins, anode (A) and cathode (K), which are identified by a small band around the cathode end.
Functional Features
The 1N485A diode exhibits low forward voltage drop, high reverse voltage capability, and fast switching characteristics, making it suitable for various electronic applications.
Advantages and Disadvantages
Advantages
- Low forward voltage drop
- High reverse voltage capability
- Fast switching speed
Disadvantages
- Limited maximum continuous current
- Sensitive to temperature variations
Working Principles
The 1N485A operates based on the principles of semiconductor physics, allowing current to flow in one direction while blocking it in the reverse direction.
Detailed Application Field Plans
The 1N485A diode finds extensive use in: - Power supply units - Signal demodulation circuits - Voltage regulation circuits - Electronic control systems
Detailed and Complete Alternative Models
Some alternative models to the 1N485A diode include: - 1N4001 - 1N4148 - 1N5819 - 1N5399
In conclusion, the 1N485A diode is a crucial component in electronic circuits, providing essential functionality for voltage regulation, signal demodulation, and rectification. Its unique characteristics make it suitable for a wide range of applications, despite having some limitations related to current handling and temperature sensitivity. Understanding its specifications, pin configuration, working principles, and alternative models is vital for effective utilization in electronic designs.
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What is 1N485A?
- 1N485A is a silicon rectifier diode commonly used in electronic circuits for converting alternating current (AC) to direct current (DC).
What are the key specifications of 1N485A?
- The 1N485A diode has a maximum repetitive peak reverse voltage of 200 volts, a maximum average forward rectified current of 1 ampere, and a typical forward voltage drop of 1 volt at 1 ampere.
How is 1N485A typically used in technical solutions?
- 1N485A is often used in power supply circuits, voltage regulation, and signal demodulation applications due to its rectification properties.
Can 1N485A be used for high-frequency applications?
- No, 1N485A is not suitable for high-frequency applications due to its relatively slow recovery time.
What are the temperature considerations for 1N485A?
- The operating and storage temperature range for 1N485A is typically between -65°C to +175°C, making it suitable for a wide range of environments.
Are there any notable alternatives to 1N485A?
- Yes, common alternatives to 1N485A include 1N400x series diodes, which offer similar rectification capabilities.
What precautions should be taken when soldering 1N485A?
- It's important to avoid overheating the diode during soldering, as excessive heat can damage its internal components.
Can 1N485A be used in reverse-biased mode?
- Yes, 1N485A can handle reverse-biased operation within its specified voltage limits, but care should be taken to avoid exceeding the maximum reverse voltage.
What are the typical packaging options for 1N485A?
- 1N485A is commonly available in axial-lead glass packages, making it easy to integrate into various circuit designs.
Where can I find detailed application notes for using 1N485A in technical solutions?
- Detailed application notes for 1N485A can be found in the datasheets provided by semiconductor manufacturers or in technical reference guides related to diode applications.