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1N4756AHR1G
Product Overview
Category
The 1N4756AHR1G belongs to the category of Zener diodes.
Use
It is commonly used for voltage regulation and protection in electronic circuits.
Characteristics
- Zener voltage: 47V
- Power dissipation: 1.3W
- Package type: DO-41
- Operating temperature range: -65°C to +200°C
- Tolerance: ±5%
Packaging/Quantity
The 1N4756AHR1G is typically available in reels or tubes, with quantities varying based on manufacturer and distributor.
Specifications
- Zener voltage: 47V
- Power dissipation: 1.3W
- Maximum forward voltage: 1.1V
- Reverse current: 5μA
- Temperature coefficient: 0.05%/°C
Detailed Pin Configuration
The 1N4756AHR1G has two pins, anode and cathode, which are denoted by the standard pinout for DO-41 package.
Functional Features
- Voltage regulation: The Zener diode maintains a nearly constant voltage across its terminals.
- Overvoltage protection: It conducts when the voltage exceeds its breakdown voltage, protecting the circuitry.
Advantages and Disadvantages
Advantages
- Precise voltage regulation
- Overvoltage protection
- Compact size
Disadvantages
- Limited power dissipation capability
- Sensitivity to temperature variations
Working Principles
The 1N4756AHR1G operates based on the principle of the Zener effect, where it maintains a constant voltage drop across its terminals when reverse biased.
Detailed Application Field Plans
The 1N4756AHR1G finds applications in various fields including: - Voltage regulators in power supplies - Overvoltage protection in electronic circuits - Signal clamping and limiting
Detailed and Complete Alternative Models
Some alternative models to the 1N4756AHR1G include: - 1N4739A - BZX55C47 - 1N5227B
In conclusion, the 1N4756AHR1G Zener diode offers precise voltage regulation and overvoltage protection, making it suitable for a wide range of electronic applications. Its compact size and functional features make it a popular choice, although its limitations in power dissipation and sensitivity to temperature variations should be considered when designing circuits.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng 1N4756AHR1G trong giải pháp kỹ thuật
What is the 1N4756AHR1G?
- The 1N4756AHR1G is a Zener diode with a voltage rating of 47V and a power rating of 1W.
What are the typical applications of the 1N4756AHR1G?
- It is commonly used for voltage regulation, voltage reference, and overvoltage protection in various electronic circuits.
What is the maximum current that can flow through the 1N4756AHR1G?
- The maximum current for the 1N4756AHR1G is typically around 40-50 mA.
How does the 1N4756AHR1G provide voltage regulation?
- The Zener diode conducts current in reverse-bias at a specific voltage, providing a stable output voltage across its terminals.
Can the 1N4756AHR1G be used for voltage clamping?
- Yes, it can be used to limit the voltage across a load by diverting excess current when the voltage exceeds the Zener voltage.
What are the key parameters to consider when using the 1N4756AHR1G in a circuit?
- Key parameters include the Zener voltage, power dissipation, and maximum current to ensure proper operation and reliability.
Is the 1N4756AHR1G suitable for automotive applications?
- Yes, it is often used in automotive electronics for voltage regulation and protection against voltage spikes.
Can multiple 1N4756AHR1G 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.
What are the temperature considerations for the 1N4756AHR1G?
- The operating and storage temperature ranges should be considered to ensure the diode's performance within specified limits.
Are there any alternative components to the 1N4756AHR1G with similar characteristics?
- Yes, other Zener diodes with comparable voltage and power ratings can be considered as alternatives for specific applications.