1N821AUR
Product Overview
Category
The 1N821AUR belongs to the category of semiconductor devices, specifically a Zener diode.
Use
It is commonly used for voltage regulation and protection in electronic circuits.
Characteristics
- Voltage regulation capability
- Reverse breakdown voltage of 6.2V
- Low leakage current
- Small package size
Package
The 1N821AUR is typically available in a small surface-mount package.
Essence
The essence of the 1N821AUR lies in its ability to maintain a constant voltage across its terminals, making it suitable for various electronic applications.
Packaging/Quantity
It is usually supplied in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Reverse Breakdown Voltage: 6.2V
- Power Dissipation: 500mW
- Maximum Forward Voltage: 1.2V
- Operating Temperature Range: -65°C to 200°C
Detailed Pin Configuration
The 1N821AUR typically has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.
Functional Features
- Voltage regulation
- Overvoltage protection
- Stability in varying temperature conditions
Advantages and Disadvantages
Advantages
- Precise voltage regulation
- Small form factor
- Wide operating temperature range
Disadvantages
- Limited power dissipation capability
- Vulnerable to overcurrent conditions
Working Principles
The 1N821AUR operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased.
Detailed Application Field Plans
The 1N821AUR finds application in various electronic circuits, including: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits
Detailed and Complete Alternative Models
Some alternative models to the 1N821AUR include: - 1N4733A - BZX55C6V2 - LM336Z-5.0
In conclusion, the 1N821AUR Zener diode offers precise voltage regulation and overvoltage protection in a small package, making it suitable for a wide range of electronic applications.
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10个与1N821AUR在技术解决方案中的应用相关的常见问题及解答
Sure, here are 10 common questions and answers related to the application of 1N821AUR in technical solutions:
What is 1N821AUR?
- 1N821AUR is a Zener diode with a voltage rating of 6.2V and a power dissipation of 500mW.
What are the typical applications of 1N821AUR?
- 1N821AUR is commonly used as a voltage regulator in various electronic circuits, especially in low-power applications.
How does 1N821AUR work as a voltage regulator?
- 1N821AUR operates by maintaining a constant output voltage across its terminals, even when there are variations in the input voltage or load resistance.
What are the key specifications of 1N821AUR?
- The key specifications include its voltage rating, power dissipation, maximum forward current, and temperature coefficient.
Can 1N821AUR be used in reverse-bias mode?
- Yes, 1N821AUR can be used in reverse-bias mode to maintain a constant voltage across its terminals.
What are the important considerations when designing with 1N821AUR?
- It's important to consider the maximum power dissipation, operating temperature range, and the required tolerance for the regulated voltage.
Is 1N821AUR suitable for high-frequency applications?
- No, 1N821AUR is not typically suitable for high-frequency applications due to its inherent capacitance and response time.
Can multiple 1N821AUR diodes be connected in series or parallel?
- Yes, multiple 1N821AUR diodes can be connected in series to achieve higher voltage ratings or in parallel to increase the current-handling capability.
What are the potential failure modes of 1N821AUR?
- Common failure modes include thermal runaway, excessive power dissipation, and breakdown due to overvoltage conditions.
Are there any alternative components to 1N821AUR with similar characteristics?
- Yes, other Zener diodes with comparable voltage ratings and power dissipation capabilities can serve as alternatives to 1N821AUR in certain applications.
I hope these questions and answers provide a good overview of the application of 1N821AUR in technical solutions! If you need further details on any specific question, feel free to ask.