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1N4747 G - Semiconductor Diode
Product Overview
The 1N4747 G is a semiconductor diode belonging to the category of Zener diodes. It is commonly used for voltage regulation and voltage reference applications due to its unique characteristics. The diode is available in a variety of packages, with different quantities per package, making it versatile for various electronic designs.
Basic Information Overview
- Category: Zener Diode
- Use: Voltage regulation and voltage reference
- Characteristics: Sharp breakdown voltage, low dynamic impedance
- Package: DO-41, DO-204AL, SOD-123, etc.
- Essence: Regulating voltage in electronic circuits
- Packaging/Quantity: Available in tape and reel, bulk, or ammo pack with varying quantities
Specifications
- Voltage Range: 20V to 100V
- Power Dissipation: 1.0W
- Operating Temperature: -65°C to +200°C
- Tolerance: ±5%
Detailed Pin Configuration
The 1N4747 G typically has two pins, anode, and cathode, which are identified by their physical dimensions and markings on the diode body.
Functional Features
The diode exhibits a sharp breakdown voltage at a specified reverse bias, allowing it to regulate voltage effectively. Its low dynamic impedance ensures stable voltage regulation even with varying currents.
Advantages and Disadvantages
Advantages
- Precise voltage regulation
- Low dynamic impedance
- Wide operating temperature range
Disadvantages
- Limited power dissipation capability
- Tolerance of ±5% may not be suitable for some precision applications
Working Principles
When the 1N4747 G is reverse-biased beyond its breakdown voltage, it allows current to flow, maintaining a nearly constant voltage across its terminals. This property makes it suitable for voltage regulation and reference applications.
Detailed Application Field Plans
The 1N4747 G finds extensive use in various electronic circuits, including: - Voltage regulators - Power supplies - Signal clamping circuits - Voltage references
Detailed and Complete Alternative Models
Some alternative models to the 1N4747 G include: - 1N4739A - 1N4742A - 1N4744A - BZX85C22
In conclusion, the 1N4747 G semiconductor diode is a crucial component in electronic circuits, providing precise voltage regulation and reference capabilities. Its unique characteristics and versatile packaging make it suitable for a wide range of applications in the electronics industry.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N4747 G v technických řešeních
What is the 1N4747 G diode used for?
- The 1N4747 G diode is commonly used as a voltage regulator in various technical solutions.
What is the maximum voltage rating of the 1N4747 G diode?
- The maximum voltage rating of the 1N4747 G diode is 20 volts.
What is the typical current rating for the 1N4747 G diode?
- The typical current rating for the 1N4747 G diode is 1 watt.
How does the 1N4747 G diode regulate voltage?
- The 1N4747 G diode regulates voltage by maintaining a constant voltage drop across its terminals.
What are the common applications of the 1N4747 G diode?
- Common applications of the 1N4747 G diode include voltage regulation in power supplies, voltage clamping, and overvoltage protection.
What is the forward voltage drop of the 1N4747 G diode?
- The forward voltage drop of the 1N4747 G diode is typically around 1 volt.
Can the 1N4747 G diode be used in reverse-biased mode?
- Yes, the 1N4747 G diode can be used in reverse-biased mode for certain applications such as voltage clamping.
What is the temperature range for the 1N4747 G diode?
- The 1N4747 G diode typically operates within a temperature range of -65°C to +200°C.
Is the 1N4747 G diode suitable for high-frequency applications?
- The 1N4747 G diode is not typically recommended for high-frequency applications due to its inherent capacitance.
Are there any alternative diodes that can be used in place of the 1N4747 G?
- Yes, alternatives to the 1N4747 G diode include other Zener diodes with similar voltage and power ratings, such as the BZX55C20 or the 1N4739A.