Overview
The BZX79C4V3 is a zener diode produced by Fairchild Semiconductor, now part of onsemi. This component is designed to provide voltage regulation and protection in various electronic circuits. It is part of the BZX79C series, which offers a range of zener voltages to suit different application requirements. The BZX79C4V3 is particularly useful in situations where space is limited due to its compact design.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (VZ) | 4.0 - 4.6 | V |
| Power Dissipation (PD) | 500 mW | mW |
| Derate above 75°C | 4.0 mW/°C | mW/°C |
| Operating and Storage Temperature Range | −65 to +200 °C | °C |
| Leakage Current (IR) | 5 μA | μA |
| Forward Voltage (VF) | 1.2 V Max. @ IF = 200 mA | V |
| Package Type | Axial Lead | |
| Package Weight | 0.137 grams | grams |
Key Features
- Voltage Regulation: The BZX79C4V3 provides stable zener voltage regulation, making it ideal for voltage stabilization and protection in electronic circuits.
- Compact Design: The axial lead package is compact, making it suitable for applications where space is limited.
- High Reliability: The component is hermetically sealed in a glass package, ensuring high reliability and durability.
- Wide Temperature Range: It operates over a wide temperature range from −65 to +200 °C, making it versatile for various environmental conditions.
Applications
The BZX79C4V3 zener diode is used in a variety of applications, including:
- Voltage regulation and stabilization in power supplies and electronic circuits.
- Overvoltage protection in sensitive electronic devices.
- Signal clipping and limiting in audio and communication systems.
- Reference voltage generation in measurement and control systems.
Q & A
- What is the zener voltage range of the BZX79C4V3? The zener voltage range is 4.0 to 4.6 volts.
- What is the maximum power dissipation of the BZX79C4V3? The maximum power dissipation is 500 mW.
- What is the operating temperature range of the BZX79C4V3? The operating and storage temperature range is −65 to +200 °C.
- What type of package does the BZX79C4V3 come in? The BZX79C4V3 comes in an axial lead package.
- What is the leakage current of the BZX79C4V3? The leakage current is 5 μA.
- What is the forward voltage of the BZX79C4V3? The forward voltage is 1.2 V Max. @ IF = 200 mA.
- Is the BZX79C4V3 suitable for high-reliability applications? Yes, it is hermetically sealed in a glass package, ensuring high reliability.
- Can the BZX79C4V3 be used for overvoltage protection? Yes, it is commonly used for overvoltage protection in electronic circuits.
- What are some common applications of the BZX79C4V3? Common applications include voltage regulation, overvoltage protection, signal clipping, and reference voltage generation.
- How does the BZX79C4V3 handle temperature variations? It operates over a wide temperature range from −65 to +200 °C, making it suitable for various environmental conditions.
