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1N4743A R1G
Product Overview
The 1N4743A R1G is a Zener diode belonging to the semiconductor category. It is commonly used for voltage regulation and stabilization in electronic circuits. This diode exhibits characteristics such as precise voltage regulation, high reliability, and low impedance. The package type for the 1N4743A R1G is DO-41, and it is available in various packaging quantities.
Specifications
- Voltage: 13V
- Power Dissipation: 1W
- Zener Voltage Tolerance: ±5%
- Operating Temperature Range: -65°C to +200°C
Detailed Pin Configuration
The 1N4743A R1G features a standard DO-41 package with two leads. The anode is connected to the positive terminal of the circuit, while the cathode is connected to the negative terminal.
Functional Features
This Zener diode operates by maintaining a constant voltage across its terminals when it is reverse-biased. It effectively regulates the voltage in a circuit, preventing voltage spikes and fluctuations.
Advantages and Disadvantages
Advantages
- Precise voltage regulation
- High reliability
- Low impedance
- Wide operating temperature range
Disadvantages
- Limited power dissipation capability
- Voltage tolerance of ±5% may not be suitable for some applications
Working Principles
When the 1N4743A R1G is reverse-biased, it allows current to flow once the breakdown voltage is reached. This causes the diode to maintain a nearly constant voltage across its terminals, effectively regulating the voltage in the circuit.
Detailed Application Field Plans
The 1N4743A R1G is widely used in various electronic circuits requiring stable voltage regulation. Common applications include: - Power supplies - Voltage reference circuits - Overvoltage protection
Detailed and Complete Alternative Models
- 1N4730A: 3.9V Zener diode
- 1N4731A: 4.3V Zener diode
- 1N4732A: 4.7V Zener diode
- 1N4733A: 5.1V Zener diode
- 1N4734A: 5.6V Zener diode
- 1N4735A: 6.2V Zener diode
- 1N4736A: 6.8V Zener diode
- 1N4737A: 7.5V Zener diode
- 1N4738A: 8.2V Zener diode
- 1N4739A: 9.1V Zener diode
- 1N4740A: 10V Zener diode
- 1N4741A: 11V Zener diode
- 1N4742A: 12V Zener diode
- 1N4743A: 13V Zener diode
- 1N4744A: 15V Zener diode
- 1N4745A: 16V Zener diode
In conclusion, the 1N4743A R1G Zener diode is a reliable component for voltage regulation in electronic circuits, offering precise regulation and high reliability. Its application spans across various industries, making it a versatile choice for voltage stabilization needs.
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Перечислите 10 распространенных вопросов и ответов, связанных с применением 1N4743A R1G в технических решениях.
What is the 1N4743A R1G?
- The 1N4743A R1G is a Zener diode with a voltage rating of 13V and a power rating of 1W.
What are the typical applications of the 1N4743A R1G?
- It is commonly used in voltage regulation, voltage reference, and overvoltage protection circuits.
What is the maximum current that can flow through the 1N4743A R1G?
- The maximum current for reliable operation is typically around 50mA.
How does the 1N4743A R1G provide voltage regulation?
- It operates in the reverse-biased breakdown region, maintaining a nearly constant voltage across its terminals.
Can the 1N4743A R1G be used for overvoltage protection?
- Yes, it can be used to clamp the voltage at a specific level, protecting downstream components from excessive voltage.
What are the key specifications to consider when using the 1N4743A R1G in a circuit?
- Voltage rating, power dissipation, and maximum current are critical parameters to consider.
Are there any temperature considerations when using the 1N4743A R1G?
- Yes, the operating and storage temperature ranges should be taken into account to ensure proper performance and reliability.
Can multiple 1N4743A R1G diodes be connected in series or parallel?
- Connecting them in series can increase the total breakdown voltage, while connecting them in parallel can increase the total current-handling capability.
What are some common alternatives to the 1N4743A R1G?
- Other Zener diodes with similar voltage and power ratings, such as the 1N4743 or BZX55C13, can be used as alternatives.
Where can I find detailed application notes for using the 1N4743A R1G in technical solutions?
- Manufacturers' datasheets, application notes, and online resources provide comprehensive information on using the 1N4743A R1G in various technical solutions.