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1N4479 TR
Product Overview
Category:
The 1N4479 TR is a diode belonging to the semiconductor category.
Use:
It is commonly used in electronic circuits for rectification and voltage regulation.
Characteristics:
- Forward Voltage: 0.7V
- Reverse Voltage: 20V
- Maximum Continuous Current: 1A
- Package Type: DO-41
- Operating Temperature Range: -65°C to +175°C
Package:
The 1N4479 TR is typically available in reels or tubes, with varying quantities per package.
Specifications
- Type: Silicon Rectifier Diode
- Voltage Rating: 20V
- Current Rating: 1A
- Package: DO-41
- Operating Temperature: -65°C to +175°C
Detailed Pin Configuration
The 1N4479 TR has two pins, anode and cathode, which are denoted by the longer and shorter leads respectively in the DO-41 package.
Functional Features
The 1N4479 TR acts as a one-way valve for electric current, allowing it to flow in only one direction.
Advantages and Disadvantages
Advantages
- Low forward voltage drop
- High current capability
- Compact size
Disadvantages
- Limited reverse voltage tolerance
- Susceptible to thermal runaway at high currents
Working Principles
The diode operates based on the principle of creating a depletion region when a voltage is applied in the forward bias direction, allowing current to flow. In reverse bias, the depletion region widens, preventing current flow.
Detailed Application Field Plans
The 1N4479 TR is widely used in power supplies, voltage regulators, and rectifier circuits due to its low forward voltage drop and high current capability. It is also utilized in signal demodulation and protection circuits.
Detailed and Complete Alternative Models
Some alternative models to the 1N4479 TR include: - 1N4001 - 1N4148 - 1N5819 - 1N5408
In conclusion, the 1N4479 TR is a versatile diode with applications in various electronic circuits, offering advantages such as low forward voltage drop and high current capability. However, it is important to consider its limitations, such as its reverse voltage tolerance and susceptibility to thermal runaway at high currents.
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Перечислите 10 распространенных вопросов и ответов, связанных с применением 1N4479 TR в технических решениях.
What is the 1N4479 TR diode used for?
- The 1N4479 TR diode is commonly used for rectification and voltage regulation in electronic circuits.
What are the key specifications of the 1N4479 TR diode?
- The 1N4479 TR diode typically has a maximum repetitive reverse voltage of 200V, a forward current of 3A, and a forward voltage drop of around 1V.
How does the 1N4479 TR diode function in a rectifier circuit?
- In a rectifier circuit, the 1N4479 TR diode allows current to flow in only one direction, converting alternating current (AC) to direct current (DC).
Can the 1N4479 TR diode be used for voltage regulation?
- Yes, the 1N4479 TR diode can be used in voltage regulator circuits to maintain a stable output voltage.
What are some common applications of the 1N4479 TR diode?
- The 1N4479 TR diode is often used in power supplies, battery chargers, voltage regulators, and other electronic devices requiring rectification and voltage regulation.
What is the temperature range for the 1N4479 TR diode?
- The 1N4479 TR diode typically operates within a temperature range of -65°C to +175°C.
Does the 1N4479 TR diode require a heat sink for certain applications?
- Depending on the specific application and power dissipation, a heat sink may be recommended to ensure proper thermal management.
Are there any important considerations when designing with the 1N4479 TR diode?
- It's important to consider the maximum forward current, reverse voltage, and power dissipation to ensure reliable performance in the circuit design.
Can the 1N4479 TR diode handle high-frequency applications?
- The 1N4479 TR diode is suitable for moderate frequency applications, but for high-frequency applications, it's advisable to consider the diode's recovery time and capacitance.
Where can I find detailed technical information and datasheets for the 1N4479 TR diode?
- Detailed technical information and datasheets for the 1N4479 TR diode can be found on manufacturer websites, distributor platforms, or electronic component databases.