Overview
The BZX84C3V9 RFG is a single Zener diode manufactured by Taiwan Semiconductor Corporation. This component is designed for voltage regulation and is part of the BZX84C series. It is a small signal Zener diode with a nominal Zener voltage of 3.9V and a power dissipation of 300mW. The diode is packaged in a SOT-23-3 case, making it suitable for surface mount technology (SMT) applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Series | BZX84C | - |
| Package / Case | SOT-23-3 | - |
| Vz - Zener Voltage | 3.9 V | V |
| Voltage Tolerance | ±5% | - |
| Pd - Power Dissipation | 300 mW | mW |
| Zz - Zener Impedance | 90 Ohms | Ω |
| Minimum Operating Temperature | -65°C | °C |
| Maximum Operating Temperature | +150°C | °C |
| Test Current | 5 mA | mA |
| Ir - Maximum Reverse Leakage Current | 3 µA @ 1 V | µA |
| Vf - Forward Voltage | 900 mV @ 10 mA | mV |
| Height | 1.3 mm | mm |
| Length | 3.1 mm | mm |
| Width | 1.5 mm | mm |
Key Features
- Small Signal Zener Diode: Designed for precise voltage regulation in small signal applications.
- Low Power Dissipation: Maximum power dissipation of 300 mW, suitable for low-power circuits.
- Precision Voltage Regulation: Nominal Zener voltage of 3.9V with a tolerance of ±5%.
- Surface Mount Technology (SMT): Packaged in SOT-23-3 case, ideal for SMT applications.
- Wide Operating Temperature Range: Operates from -65°C to +150°C, making it versatile for various environments.
- Low Reverse Leakage Current: Maximum reverse leakage current of 3 µA at 1 V.
Applications
- Voltage Regulation: Used in circuits requiring stable voltage regulation, such as power supplies and voltage references.
- Overvoltage Protection: Can be used to protect electronic circuits from overvoltage conditions.
- Signal Processing: Suitable for use in signal processing circuits where precise voltage levels are required.
- Consumer Electronics: Found in various consumer electronic devices such as audio equipment, televisions, and other electronic appliances.
- Industrial Control Systems: Used in industrial control systems for voltage regulation and protection.
Q & A
- What is the nominal Zener voltage of the BZX84C3V9 RFG?
The nominal Zener voltage is 3.9V.
- What is the maximum power dissipation of the BZX84C3V9 RFG?
The maximum power dissipation is 300 mW.
- What is the package type of the BZX84C3V9 RFG?
The package type is SOT-23-3.
- What is the operating temperature range of the BZX84C3V9 RFG?
The operating temperature range is from -65°C to +150°C.
- What is the maximum reverse leakage current of the BZX84C3V9 RFG?
The maximum reverse leakage current is 3 µA at 1 V.
- What is the forward voltage of the BZX84C3V9 RFG?
The forward voltage is 900 mV at 10 mA.
- Is the BZX84C3V9 RFG suitable for surface mount technology (SMT) applications?
Yes, it is suitable for SMT applications.
- What are some common applications of the BZX84C3V9 RFG?
Common applications include voltage regulation, overvoltage protection, signal processing, consumer electronics, and industrial control systems.
- What is the tolerance of the Zener voltage for the BZX84C3V9 RFG?
The tolerance is ±5%.
- What is the Zener impedance of the BZX84C3V9 RFG?
The Zener impedance is 90 Ohms.
