Overview
The BZX84C3V9-G3-18 is a silicon planar Zener diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the BZX84-G series, which is known for its high reliability and stability in voltage regulation applications. The BZX84C3V9-G3-18 is specifically designed to provide a stable voltage reference of 3.9 volts with a tolerance of 5%.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (VZ) | 3.9 | V |
| Voltage Tolerance | 5% | |
| Test Current (IZT) | 5 mA | |
| Power Dissipation (Pd) | 300 mW | |
| Zener Impedance (ZZ) | 90 Ohms | |
| Minimum Operating Temperature | -55 °C | |
| Maximum Operating Temperature | +150 °C | |
| Reverse Leakage Current (IR) | 3 uA | |
| Temperature Coefficient of Zener Voltage | -0.3 mV/°C | |
| Package Type | SOT-23 | |
| Factory Pack Quantity | 10,000 |
Key Features
- Silicon planar Zener diode with high stability and reliability.
- Zener voltage graded according to the international E24 standard.
- Low dynamic impedance.
- High temperature stability with a maximum operating temperature of +150 °C.
- Compact SOT-23 package suitable for space-saving designs.
- Commercial grade with green compliant material categorization.
Applications
The BZX84C3V9-G3-18 Zener diode is suitable for various applications requiring stable voltage regulation, including:
- Voltage reference circuits.
- Overvoltage protection.
- Signal clipping and clamping.
- Automotive and industrial control systems.
- Consumer electronics and computing devices.
Q & A
- What is the Zener voltage of the BZX84C3V9-G3-18?
The Zener voltage is 3.9 volts with a tolerance of 5%. - What is the maximum power dissipation of the BZX84C3V9-G3-18?
The maximum power dissipation is 300 mW. - What is the operating temperature range of the BZX84C3V9-G3-18?
The operating temperature range is from -55 °C to +150 °C. - What is the package type of the BZX84C3V9-G3-18?
The package type is SOT-23. - What is the factory pack quantity for the BZX84C3V9-G3-18?
The factory pack quantity is 10,000 units per reel. - What is the reverse leakage current of the BZX84C3V9-G3-18?
The reverse leakage current is 3 uA. - What is the temperature coefficient of the Zener voltage?
The temperature coefficient of the Zener voltage is -0.3 mV/°C. - Is the BZX84C3V9-G3-18 suitable for automotive applications?
Yes, it is suitable for automotive and industrial control systems. - What are some common applications of the BZX84C3V9-G3-18?
Common applications include voltage reference circuits, overvoltage protection, signal clipping, and clamping. - Is the BZX84C3V9-G3-18 compliant with environmental standards?
Yes, it is green compliant according to Vishay's material categorization.
