1N4743AP/TR8 - Semiconductor Diode
Basic Information Overview
- Category: Semiconductor Diode
- Use: Voltage Regulator
- Characteristics: Zener diode, low leakage current, high reliability
- Package: Axial leaded, DO-41 package
- Essence: Regulates voltage by maintaining a constant output voltage
- Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer
Specifications
- Voltage: 13V
- Power Dissipation: 1.0W
- Zener Voltage Tolerance: ±5%
- Operating Temperature Range: -65°C to +200°C
Detailed Pin Configuration
The 1N4743AP/TR8 has an axial leaded package with two leads. The cathode is marked with a band on the body of the diode.
Functional Features
- Acts as a voltage regulator by maintaining a constant output voltage
- Protects circuits from overvoltage conditions
- Low leakage current ensures minimal power loss
Advantages and Disadvantages
Advantages
- Reliable voltage regulation
- Low leakage current
- High temperature range
Disadvantages
- Limited voltage options
- Sensitive to temperature variations
Working Principles
The 1N4743AP/TR8 operates based on the Zener effect, where it maintains a constant voltage across its terminals when reverse biased.
Detailed Application Field Plans
The 1N4743AP/TR8 is commonly used in: - Power supply units - Voltage regulators - Overvoltage protection circuits
Detailed and Complete Alternative Models
- 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
This completes the entry for the 1N4743AP/TR8 semiconductor diode.
技術ソリューションにおける 1N4743AP/TR8 の適用に関連する 10 件の一般的な質問と回答をリストします。
What is the 1N4743AP/TR8?
- The 1N4743AP/TR8 is a Zener diode with a voltage rating of 13V and a power rating of 1W.
What are the typical applications of the 1N4743AP/TR8?
- It is commonly used in voltage regulation, voltage reference, and overvoltage protection circuits.
What is the maximum current that can flow through the 1N4743AP/TR8?
- The maximum current for reliable operation is typically around 40-50 mA.
How does the 1N4743AP/TR8 provide voltage regulation?
- It operates in the reverse-biased breakdown region, maintaining a nearly constant voltage across its terminals.
Can the 1N4743AP/TR8 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 1N4743AP/TR8 in a circuit?
- Voltage rating, power dissipation, and maximum current are crucial specifications to consider.
Are there any temperature considerations when using the 1N4743AP/TR8?
- Yes, the operating and storage temperature ranges should be taken into account to ensure proper performance.
Can multiple 1N4743AP/TR8 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 current-handling capability.
What are some common alternatives to the 1N4743AP/TR8?
- Other Zener diodes with similar voltage and power ratings, such as the 1N4744A or BZX55C13, can be considered as alternatives.
Where can I find detailed application notes for using the 1N4743AP/TR8 in technical solutions?
- Detailed application notes can be found in the datasheet provided by the manufacturer or in technical reference manuals for Zener diode applications.