Overview
The BZX84B18-E3-08 is a silicon planar Zener diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the BZX84 series, which is known for its high reliability and precision. The BZX84B18-E3-08 is specifically designed to provide a stable voltage reference and is widely used in various electronic circuits for voltage regulation and protection.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage - Zener (Nom) (Vz) | 18 V | V |
| Tolerance | ±2% | % |
| Power - Max | 300 mW | mW |
| Impedance (Max) (Zzt) | 45 Ohms | Ohms |
| Current - Reverse Leakage @ Vr | 50 nA @ 12.6 V | nA @ V |
| Operating Temperature | -55°C ~ 150°C | °C |
| Mounting Type | Surface Mount | |
| Package / Case | TO-236-3, SC-59, SOT-23-3 | |
| Supplier Device Package | SOT-23-3 |
Key Features
- Silicon planar Zener diodes with high stability and reliability.
- Zener voltages graded according to the international E24 standard.
- RoHS-compliant and available in both commercial and AEC-Q101 qualified versions.
- Low impedance (45 Ohms) for efficient voltage regulation.
- Wide operating temperature range of -55°C to 150°C.
- Surface mount package (SOT-23-3) for easy integration into modern PCB designs.
Applications
- Voltage regulation and stabilization in electronic circuits.
- Overvoltage protection in various electronic devices.
- Reference voltage sources in analog and digital circuits.
- Automotive and industrial applications requiring high reliability and temperature stability.
Q & A
- What is the nominal Zener voltage of the BZX84B18-E3-08?
The nominal Zener voltage is 18 V.
- What is the maximum power dissipation of the BZX84B18-E3-08?
The maximum power dissipation is 300 mW.
- What is the operating temperature range of the BZX84B18-E3-08?
The operating temperature range is -55°C to 150°C.
- What is the package type of the BZX84B18-E3-08?
The package type is SOT-23-3.
- Is the BZX84B18-E3-08 RoHS-compliant?
Yes, the BZX84B18-E3-08 is RoHS-compliant.
- What is the maximum reverse leakage current of the BZX84B18-E3-08?
The maximum reverse leakage current is 50 nA at 12.6 V.
- What is the impedance of the BZX84B18-E3-08?
The impedance is 45 Ohms.
- What are the typical applications of the BZX84B18-E3-08?
Typical applications include voltage regulation, overvoltage protection, and reference voltage sources in various electronic circuits.
- Is the BZX84B18-E3-08 suitable for automotive applications?
Yes, it is suitable for automotive applications due to its AEC-Q101 qualification.
- What is the tolerance of the Zener voltage for the BZX84B18-E3-08?
The tolerance is ±2%.
