Overview
The BZX79C3V9 is a Zener diode produced by onsemi, designed for various voltage regulation and protection applications. This device is part of the BZX79 series, known for its excellent operating characteristics and robust construction. The BZX79C3V9 features a Zener voltage of 3.9V and a power dissipation rating of 0.5W, making it suitable for a wide range of electronic circuits. It is housed in a DO-204AH package, which is hermetically sealed in glass, providing protection in all common environmental conditions.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | onsemi | |
| Type of Diode | Zener | |
| Power Dissipation | 0.5W | |
| Zener Voltage | 3.9V (3.7V - 4.1V) | |
| Kind of Package | DO-204AH | |
| Mounting | Through Hole (THT) | |
| Tolerance | ±5% | |
| Semiconductor Structure | Single Diode | |
| Leakage Current | 10µA | |
| Operating Temperature Range | -65°C to +200°C | |
| Storage Temperature Range | -65°C to +200°C | |
| Zener Impedance | 90 Ohms | |
| Test Current | 5 mA |
Key Features
- Zener Voltage Range: The BZX79C3V9 has a Zener voltage of 3.9V, with a tolerance of ±5%.
- ESD Rating: This device has an ESD rating of Class 3 (>16 KV) per Human Body Model, ensuring durability in harsh environments.
- Package: The BZX79C3V9 is housed in a DO-204AH package, which is smaller and more compact than conventional DO-204AA packages.
- Construction: The diode features a double slug type, hermetically sealed glass construction, and metallurgically bonded leads.
- Operating Characteristics: The device operates effectively across a wide temperature range and has a low leakage current of 10µA.
Applications
The BZX79C3V9 is commonly used in various electronic circuits that require voltage regulation and protection. Some typical applications include:
- Power supplies
- Motor control circuits
- Audio equipment
- Telecommunications systems
Q & A
- What is the Zener voltage of the BZX79C3V9?
The Zener voltage of the BZX79C3V9 is 3.9V, with a tolerance range of 3.7V to 4.1V. - What is the power dissipation rating of the BZX79C3V9?
The power dissipation rating of the BZX79C3V9 is 0.5W. - What type of package does the BZX79C3V9 come in?
The BZX79C3V9 is housed in a DO-204AH package. - What is the operating temperature range of the BZX79C3V9?
The operating temperature range of the BZX79C3V9 is -65°C to +200°C. - What is the ESD rating of the BZX79C3V9?
The ESD rating of the BZX79C3V9 is Class 3 (>16 KV) per Human Body Model. - What is the leakage current of the BZX79C3V9?
The leakage current of the BZX79C3V9 is 10µA. - What are some common applications of the BZX79C3V9?
The BZX79C3V9 is used in power supplies, motor control circuits, audio equipment, and telecommunications systems. - What is the Zener impedance of the BZX79C3V9?
The Zener impedance of the BZX79C3V9 is 90 Ohms. - How is the cathode indicated on the BZX79C3V9?
The cathode is indicated by a color band on the BZX79C3V9. - What is the test current for the Zener voltage measurement of the BZX79C3V9?
The test current for the Zener voltage measurement of the BZX79C3V9 is 5 mA.
