1N4747A R0G
Product Overview
Category:
The 1N4747A R0G belongs to the category of Zener diodes.
Use:
It is commonly used for voltage regulation and protection in electronic circuits.
Characteristics:
- Zener voltage: 20V
- Power dissipation: 1.0W
- Operating temperature range: -65°C to +200°C
Package:
The 1N4747A R0G is available in a DO-41 package.
Packaging/Quantity:
It is typically packaged in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Zener voltage: 20V
- Power dissipation: 1.0W
- Maximum forward voltage: 1.2V
- Reverse current: 5μA
- Temperature coefficient: 0.05%/°C
Detailed Pin Configuration
The 1N4747A R0G has two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.
Functional Features
The 1N4747A R0G provides a stable voltage output when reverse biased, making it suitable for voltage regulation applications.
Advantages and Disadvantages
Advantages:
- Precise voltage regulation
- High power dissipation capability
- Wide operating temperature range
Disadvantages:
- Limited voltage options compared to other Zener diodes
- Sensitive to temperature variations
Working Principles
When the 1N4747A R0G is reverse biased, it allows current to flow once the breakdown voltage is reached, maintaining a constant voltage across its terminals.
Detailed Application Field Plans
The 1N4747A R0G is widely used in various electronic circuits, including: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits
Detailed and Complete Alternative Models
Some alternative models to the 1N4747A R0G include: - 1N4739A - 1N4742A - BZX55C20
In conclusion, the 1N4747A R0G Zener diode is a reliable component for voltage regulation and protection in electronic circuits, offering precise voltage control and high power dissipation capabilities. Its wide operating temperature range makes it suitable for diverse applications, although it may be sensitive to temperature variations. When considering alternatives, engineers can explore similar Zener diodes such as the 1N4739A, 1N4742A, and BZX55C20 to meet specific circuit requirements.
Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af 1N4747A R0G i tekniske løsninger
What is the 1N4747A R0G?
- The 1N4747A R0G is a Zener diode with a voltage rating of 20V and a power rating of 1W.
What are the typical applications of the 1N4747A R0G?
- It is commonly used in voltage regulation, voltage reference, and overvoltage protection circuits.
What is the maximum current that can flow through the 1N4747A R0G?
- The maximum current for reliable operation is around 50mA.
How does the 1N4747A R0G provide voltage regulation?
- It operates in the reverse breakdown region, maintaining a nearly constant voltage across its terminals.
Can the 1N4747A R0G be used for overvoltage protection?
- Yes, it can be used to clamp the voltage at a specific level, protecting downstream components.
What are the key specifications to consider when using the 1N4747A R0G in a circuit?
- Voltage rating, power dissipation, and maximum current are critical parameters to consider.
Is the 1N4747A R0G suitable for low-power applications?
- Yes, it is commonly used in low-power electronic circuits due to its 1W power rating.
What are the temperature considerations for the 1N4747A R0G?
- It is important to consider the operating and storage temperature ranges to ensure proper performance.
Can multiple 1N4747A R0G diodes be connected in series or parallel?
- Yes, they can be connected in series to increase the breakdown voltage or in parallel to share the current load.
Are there any alternative components that can be used in place of the 1N4747A R0G?
- Other Zener diodes with similar voltage and power ratings can be considered as alternatives, but careful consideration of specifications is necessary.