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BZX79C3V3 Diode Encyclopedia Entry
Product Overview
Category
BZX79C3V3 belongs to the category of Zener diodes.
Use
It is commonly used for voltage regulation and protection in electronic circuits.
Characteristics
- Zener voltage: 3.3V
- Power dissipation: 500mW
- Maximum forward voltage: 1.5V
- Operating temperature range: -65°C to +200°C
Package
The BZX79C3V3 is typically available in a DO-35 package.
Essence
The essence of the BZX79C3V3 diode lies in its ability to maintain a constant voltage across its terminals, making it suitable for various voltage regulation applications.
Packaging/Quantity
It is often sold in reels or tubes containing multiple units, with quantities varying based on supplier and customer requirements.
Specifications
- Zener voltage: 3.3V ±5%
- Test current: 5mA
- Maximum reverse leakage current: 100nA
- Maximum temperature coefficient: 0.07%/°C
Detailed Pin Configuration
The BZX79C3V3 diode has two pins, anode, and cathode, with the cathode being marked by a band on the body of the diode.
Functional Features
- Voltage regulation: The BZX79C3V3 maintains a constant voltage across its terminals, providing stability in electronic circuits.
- Overvoltage protection: It can protect sensitive components by diverting excess voltage away from them.
Advantages and Disadvantages
Advantages
- Precise voltage regulation
- Compact size
- Wide operating temperature range
Disadvantages
- Limited power dissipation capability
- Sensitivity to temperature variations
Working Principles
The BZX79C3V3 operates based on the Zener effect, where it begins to conduct in the reverse direction once the voltage across its terminals reaches the specified Zener voltage.
Detailed Application Field Plans
The BZX79C3V3 is widely used in: - Voltage regulators - Overvoltage protection circuits - Switching power supplies - Signal clamping circuits
Detailed and Complete Alternative Models
Some alternative models to BZX79C3V3 include: - 1N4728A (3.3V Zener diode) - BZT52C3V3 (3.3V Zener diode) - MMBZ5229B (3.3V Zener diode)
In conclusion, the BZX79C3V3 Zener diode offers precise voltage regulation and overvoltage protection, making it a crucial component in various electronic circuits.
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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van BZX79C3V3 in technische oplossingen
What is the voltage rating of BZX79C3V3?
- BZX79C3V3 has a voltage rating of 3.3 volts.
What is the maximum power dissipation of BZX79C3V3?
- The maximum power dissipation of BZX79C3V3 is typically 500mW.
What is the forward voltage drop of BZX79C3V3?
- The forward voltage drop of BZX79C3V3 is typically around 0.9 volts at a current of 5mA.
What are the typical applications of BZX79C3V3?
- BZX79C3V3 is commonly used in voltage regulation, overvoltage protection, and signal clamping applications.
What is the temperature coefficient of BZX79C3V3?
- The temperature coefficient of BZX79C3V3 is typically around -6.5 mV/°C.
What is the maximum reverse leakage current of BZX79C3V3?
- The maximum reverse leakage current of BZX79C3V3 is typically very low, in the range of microamps.
What is the package type of BZX79C3V3?
- BZX79C3V3 is typically available in a DO-35 axial leaded package.
What is the breakdown voltage tolerance of BZX79C3V3?
- The breakdown voltage tolerance of BZX79C3V3 is typically within ±5%.
Can BZX79C3V3 be used for voltage reference applications?
- Yes, BZX79C3V3 can be used as a stable voltage reference in various electronic circuits.
What are the key differences between BZX79C3V3 and other zener diodes?
- BZX79C3V3 offers a specific voltage rating of 3.3 volts, making it suitable for applications requiring this precise voltage level. Additionally, its low temperature coefficient and low reverse leakage current make it ideal for precision applications.