Overview
The BZX84B12-G3-18 is a single Zener diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the BZX84-G series, known for its reliability and precision in voltage regulation. The BZX84B12-G3-18 is designed to provide a stable Zener voltage of 12V with a tolerance of ±2%, making it suitable for a wide range of electronic applications that require precise voltage stabilization.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Series | BZX84-G | |
| Package / Case | SOT-23-3 | |
| Vz - Zener Voltage | 12 V | |
| Voltage Tolerance | ±2% | |
| Pd - Power Dissipation | 300 mW | |
| Zz - Zener Impedance | 25 Ohms | |
| Minimum Operating Temperature | -55°C | |
| Maximum Operating Temperature | +150°C | |
| Configuration | Single | |
| Ir - Maximum Reverse Leakage Current | 100 nA | |
| Voltage Temperature Coefficient | 0.9 mV/C | |
| Mounting Style | SMD/SMT | |
| RoHS Status | RoHS Compliant |
Key Features
- Silicon Planar Zener Diodes: The BZX84B12-G3-18 is built using silicon planar technology, ensuring high reliability and stability.
- Precision Voltage Regulation: With a Zener voltage of 12V and a tolerance of ±2%, this diode provides precise voltage stabilization.
- High Power Dissipation: The component can handle up to 300 mW of power dissipation, making it suitable for various applications.
- Wide Operating Temperature Range: It operates within a temperature range of -55°C to +150°C, ensuring performance in diverse environmental conditions.
- Low Reverse Leakage Current: The diode has a maximum reverse leakage current of 100 nA, minimizing unwanted current flow.
- Surface Mount Package: The SOT-23-3 package is designed for surface mount technology, facilitating easy integration into modern PCB designs.
Applications
- Voltage Regulation: The BZX84B12-G3-18 is ideal for voltage regulation circuits where a stable 12V reference is required.
- Overvoltage Protection: It can be used to protect electronic circuits from overvoltage conditions by clamping the voltage to a safe level.
- Signal Conditioning: This diode can be used in signal conditioning circuits to stabilize and regulate signal voltages.
- Power Supplies: It is suitable for use in power supply circuits to provide a stable reference voltage.
- Automotive and Industrial Electronics: Given its wide operating temperature range and robust construction, it is suitable for use in automotive and industrial electronic systems.
Q & A
- What is the Zener voltage of the BZX84B12-G3-18?
The Zener voltage of the BZX84B12-G3-18 is 12V with a tolerance of ±2%.
- What is the maximum power dissipation of the BZX84B12-G3-18?
The maximum power dissipation is 300 mW.
- What is the operating temperature range of the BZX84B12-G3-18?
The operating temperature range is from -55°C to +150°C.
- What is the package type of the BZX84B12-G3-18?
The package type is SOT-23-3.
- Is the BZX84B12-G3-18 RoHS compliant?
Yes, the BZX84B12-G3-18 is RoHS compliant.
- What is the maximum reverse leakage current of the BZX84B12-G3-18?
The maximum reverse leakage current is 100 nA.
- What is the Zener impedance of the BZX84B12-G3-18?
The Zener impedance is 25 Ohms.
- Can the BZX84B12-G3-18 be used for overvoltage protection?
Yes, it can be used to protect electronic circuits from overvoltage conditions.
- What are some common applications of the BZX84B12-G3-18?
Common applications include voltage regulation, signal conditioning, power supplies, and automotive and industrial electronics.
- How is the BZX84B12-G3-18 mounted?
The BZX84B12-G3-18 is mounted using surface mount technology (SMD/SMT).
