Overview
The BZX84C18-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 precision in voltage regulation. The BZX84C18-G3-18 is specifically designed to provide a stable Zener voltage of 18V, making it suitable for a variety of applications requiring voltage stabilization and transient protection.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage - Zener (Nom) | 18 | V |
| Voltage Tolerance | ±5% | - |
| Power - Max | 300 | mW |
| Impedance (Max) (Zzt) | 45 | Ohms |
| Current - Reverse Leakage @ Vr | 50 nA @ 12.6 V | - |
| Operating Temperature | -55°C to +150°C | - |
| Package / Case | SOT-23 | - |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | - |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant | - |
Key Features
- Silicon planar Zener diodes with high reliability and precision in voltage regulation.
- Zener voltages graded according to the international E24 standard.
- Low dynamic resistance and high impedance.
- High surge current capability.
- Lead-free and RoHS compliant.
- Operating temperature range from -55°C to +150°C.
- Moisture sensitivity level 1 (unlimited), according to J-STD-020.
Applications
- Voltage stabilization and regulation in electronic circuits.
- Transient protection and surge absorption.
- Audio and video equipment.
- Automotive and industrial control systems.
- Power supplies and DC-DC converters.
- General-purpose voltage clamping and protection.
Q & A
- What is the nominal Zener voltage of the BZX84C18-G3-18?
The nominal Zener voltage is 18V.
- What is the tolerance of the Zener voltage for this component?
The tolerance is ±5%.
- What is the maximum power dissipation of the BZX84C18-G3-18?
The maximum power dissipation is 300 mW.
- What is the operating temperature range for this component?
The operating temperature range is from -55°C to +150°C.
- Is the BZX84C18-G3-18 lead-free and RoHS compliant?
- What is the moisture sensitivity level (MSL) of this component?
The moisture sensitivity level is 1 (unlimited), according to J-STD-020.
- What is the package type of the BZX84C18-G3-18?
The package type is SOT-23.
- What is the maximum reverse leakage current at the specified reverse voltage?
The maximum reverse leakage current is 50 nA at 12.6 V.
- What are some common applications for the BZX84C18-G3-18?
Common applications include voltage stabilization, transient protection, audio and video equipment, automotive and industrial control systems, and power supplies.
- What is the dynamic resistance of the BZX84C18-G3-18?
The dynamic resistance (Zzt) is 45 Ohms.
