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BZX85C20 A0G Encyclopedia Entry
Product Overview
Category
The BZX85C20 A0G belongs to the category of Zener diodes.
Use
It is commonly used for voltage regulation and voltage reference applications.
Characteristics
- Zener voltage: 20V
- Power dissipation: 1.3W
- Package type: Axial
- Operating temperature range: -65°C to +200°C
- Forward voltage: 1.5V
- Reverse current: 5μA
Packaging/Quantity
The BZX85C20 A0G is typically available in tape and reel packaging with quantities varying based on manufacturer specifications.
Specifications
- Zener voltage: 20V
- Power dissipation: 1.3W
- Maximum forward voltage: 1.5V
- Maximum reverse current: 5μA
- Operating temperature range: -65°C to +200°C
- Package type: Axial
Detailed Pin Configuration
The BZX85C20 A0G has a standard axial lead configuration with two leads, one for anode and the other for cathode.
Functional Features
The BZX85C20 A0G provides a stable reference voltage when operated in its reverse breakdown region. It exhibits sharp voltage breakdown characteristics, making it suitable for precision voltage regulation applications.
Advantages
- Precise voltage regulation
- High power dissipation capability
- Wide operating temperature range
Disadvantages
- Limited current handling capacity compared to other voltage regulation devices
- Sensitive to temperature variations
Working Principles
The BZX85C20 A0G operates based on the Zener effect, where it maintains a constant voltage across its terminals when operated in the reverse breakdown region. This allows it to regulate voltage within a specified range.
Detailed Application Field Plans
The BZX85C20 A0G finds application in various electronic circuits requiring stable voltage references, such as: - Voltage regulators - Power supplies - Signal conditioning circuits - Overvoltage protection circuits
Detailed and Complete Alternative Models
Some alternative models to the BZX85C20 A0G include: - BZX85C18 A0G (Zener voltage: 18V) - BZX85C22 A0G (Zener voltage: 22V) - BZX85C24 A0G (Zener voltage: 24V)
In conclusion, the BZX85C20 A0G Zener diode offers precise voltage regulation and finds widespread use in various electronic applications requiring stable voltage references.
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What is the BZX85C20 A0G?
- The BZX85C20 A0G is a 20V, 1.3W Zener diode with a tolerance of ±5%.
What are the typical applications of the BZX85C20 A0G?
- It is commonly used in voltage regulation, surge suppression, and overvoltage protection in various electronic circuits.
What is the maximum power dissipation of the BZX85C20 A0G?
- The maximum power dissipation is 1.3W.
What is the voltage tolerance of the BZX85C20 A0G?
- The voltage tolerance is ±5%.
What is the operating temperature range of the BZX85C20 A0G?
- The operating temperature range is typically -65°C to +150°C.
How does the BZX85C20 A0G behave in reverse bias?
- In reverse bias, it acts as a voltage regulator, maintaining a nearly constant voltage across its terminals.
What is the forward voltage drop of the BZX85C20 A0G?
- The forward voltage drop is typically around 1.2V.
Can the BZX85C20 A0G be used for precision voltage references?
- While it can provide stable voltages, it may not be suitable for precision voltage reference applications due to its tolerance.
What are some common alternatives to the BZX85C20 A0G?
- Alternatives include other Zener diodes with similar voltage ratings and power dissipation capabilities, such as the BZX55C20 or BZT52C20.
How should the BZX85C20 A0G be handled to prevent damage during soldering?
- Proper ESD (electrostatic discharge) precautions should be taken, and the device should not be subjected to excessive heat during soldering to avoid damage.