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1N4955 Diode
Product Overview
Category:
The 1N4955 diode belongs to the category of semiconductor devices.
Use:
It is commonly used as a rectifier in electronic circuits to convert alternating current (AC) to direct current (DC).
Characteristics:
- Forward Voltage: 1V
- Reverse Voltage: 40V
- Maximum Continuous Forward Current: 3A
- Package Type: DO-201AD
- Operating Temperature Range: -65°C to 175°C
Package:
The 1N4955 diode is typically available in a DO-201AD package.
Packaging/Quantity:
It is usually packaged in reels or tubes, with quantities varying based on manufacturer and supplier.
Specifications
- Forward Voltage: 1V
- Reverse Voltage: 40V
- Maximum Continuous Forward Current: 3A
- Peak Surge Current: 50A
- Reverse Recovery Time: 4ns
- Power Dissipation: 5W
Detailed Pin Configuration
The 1N4955 diode has two pins: 1. Anode (A) 2. Cathode (K)
Functional Features
The 1N4955 diode exhibits the following functional features: - High forward surge capability - Fast reverse recovery time - Low forward voltage drop
Advantages and Disadvantages
Advantages:
- High surge capability
- Fast recovery time
- Low forward voltage drop
Disadvantages:
- Relatively low reverse voltage rating compared to other diodes
- Limited maximum continuous forward current
Working Principles
The 1N4955 diode operates based on the principle of unidirectional conduction, allowing current to flow in only one direction while blocking it in the opposite direction. When forward biased, it conducts current with a low voltage drop. In reverse bias, it blocks the flow of current until the reverse breakdown voltage is reached.
Detailed Application Field Plans
The 1N4955 diode finds applications in various electronic circuits, including: - Power supplies - Rectifiers - Voltage regulators - Switching circuits
Detailed and Complete Alternative Models
Some alternative models to the 1N4955 diode include: - 1N4001 - 1N5408 - 1N5819 - 1N4148
In conclusion, the 1N4955 diode is a versatile semiconductor device widely used in electronic circuits for rectification and voltage regulation purposes. Its unique characteristics and functional features make it suitable for diverse applications across different industries.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N4955 v technických řešeních
What is 1N4955?
- 1N4955 is a silicon rectifier diode commonly used in power supply and voltage regulation applications.
What is the maximum forward current rating of 1N4955?
- The maximum forward current rating of 1N4955 is typically 40 amperes.
What is the peak reverse voltage of 1N4955?
- The peak reverse voltage of 1N4955 is 200 volts.
What are the typical applications of 1N4955?
- 1N4955 is commonly used in power supplies, battery chargers, voltage regulators, and other high-current rectification circuits.
What is the forward voltage drop of 1N4955 at its rated current?
- The forward voltage drop of 1N4955 is typically around 1 volt at its rated current.
Is 1N4955 suitable for high-frequency applications?
- No, 1N4955 is not suitable for high-frequency applications due to its relatively slow recovery time.
Can 1N4955 be used in parallel to handle higher currents?
- Yes, 1N4955 can be used in parallel to increase the overall current-handling capability in a circuit.
What is the operating temperature range of 1N4955?
- The operating temperature range of 1N4955 is typically -65°C to +175°C.
Does 1N4955 require a heatsink in high-power applications?
- Yes, in high-power applications, it is recommended to use a heatsink to dissipate the heat generated by 1N4955.
Are there any common failure modes associated with 1N4955?
- Common failure modes of 1N4955 include thermal runaway under high current conditions and voltage spikes causing breakdown. Proper heat management and surge protection should be considered in the design.