BZX79B12 A0G
Product Overview
Category
The BZX79B12 A0G belongs to the category of Zener diodes.
Use
It is commonly used for voltage regulation and protection in electronic circuits.
Characteristics
- Zener voltage: 12V
- Power dissipation: 500mW
- Package type: DO-35
- Operating temperature range: -65°C to +200°C
- Reverse leakage current: 5μA
Package
The BZX79B12 A0G is typically available in reels or tubes, with a quantity of 1000 pieces per reel/tube.
Specifications
- Zener voltage: 12V
- Power dissipation: 500mW
- Maximum forward voltage: 1.2V
- Reverse current: 5μA
- Operating temperature: -65°C to +200°C
Detailed Pin Configuration
The BZX79B12 A0G has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.
Functional Features
- Voltage regulation: The BZX79B12 A0G maintains a constant voltage across its terminals, making it suitable for stabilizing voltage in electronic circuits.
- Overvoltage protection: It prevents damage to sensitive components by diverting excess voltage away from the circuit.
Advantages and Disadvantages
Advantages
- Precise voltage regulation
- Compact size
- Wide operating temperature range
Disadvantages
- Limited power dissipation capability
- Susceptible to thermal runaway at high currents
Working Principles
The BZX79B12 A0G operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased.
Detailed Application Field Plans
The BZX79B12 A0G is widely used in: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits - Voltage reference circuits
Detailed and Complete Alternative Models
Some alternative models to the BZX79B12 A0G include: - BZX79B13 A0G (Zener voltage: 13V) - BZX79B10 A0G (Zener voltage: 10V) - BZX79B15 A0G (Zener voltage: 15V)
In conclusion, the BZX79B12 A0G Zener diode is a versatile component that finds applications in various electronic circuits requiring voltage regulation and overvoltage protection.
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What is the BZX79B12 A0G?
- The BZX79B12 A0G is a 12V Zener diode designed for voltage regulation and protection in electronic circuits.
What are the typical applications of BZX79B12 A0G?
- It is commonly used in voltage regulator circuits, overvoltage protection, and as a reference voltage source in various technical solutions.
What is the maximum power dissipation of BZX79B12 A0G?
- The maximum power dissipation of BZX79B12 A0G is typically around 500mW.
What is the voltage tolerance of BZX79B12 A0G?
- The voltage tolerance of BZX79B12 A0G is typically ±5%.
How does BZX79B12 A0G provide voltage regulation?
- BZX79B12 A0G operates in the reverse breakdown region, maintaining a constant voltage across its terminals when forward biased.
Can BZX79B12 A0G be used for overvoltage protection?
- Yes, BZX79B12 A0G can be used to limit the voltage across a circuit by conducting when the voltage exceeds its breakdown voltage.
What is the temperature coefficient of BZX79B12 A0G?
- The temperature coefficient of BZX79B12 A0G is typically around 5mV/°C.
Is BZX79B12 A0G suitable for low-power applications?
- Yes, BZX79B12 A0G is suitable for low-power applications due to its relatively low power dissipation.
What is the maximum current that BZX79B12 A0G can handle?
- The maximum current that BZX79B12 A0G can handle is typically around 50mA.
Are there any specific precautions to consider when using BZX79B12 A0G?
- It is important to ensure proper heat dissipation and current limiting to prevent damage to the diode. Additionally, attention should be paid to the polarity and voltage ratings to avoid incorrect connections.