Description
The BZX55C18V is a high-precision small-signal Zener diode, optimized for stable voltage regulation and signal clipping in electronic systems. With a nominal Zener voltage range of 16.8V – 19.1V, this diode provides a consistent and reliable reference level essential for robust circuit performance in automation and control applications.
Engineered for efficiency, the BZX55C18V maintains an extremely low reverse leakage current of < 0.1μA. Its high-temperature tolerance, with a maximum junction temperature of 175°C, ensures reliable operation even under demanding thermal conditions. This pack of 40 units is a cost-effective, high-value solution for your professional R&D lab, component maintenance inventory, or small-batch manufacturing requirements.
Key Features
- Precision Regulation: Consistent Zener voltage range of 16.8V – 19.1V
- High Efficiency: Minimal reverse leakage current (< 0.1μA) for power conservation
- Thermal Resilience: Stable performance in harsh environments up to 175°C
- Output Consistency: Low temperature coefficient (0.03 – 0.11 %/K) for steady output drift
- Value Bundle: Convenient 40-pack, optimized for inventory and production needs
Applications
- Voltage reference and stabilization stages
- Signal clipping and protective clamping
- Over-voltage protection in industrial control systems
- Signal processing for automation modules
- Laboratory prototyping and electronic repair
Package Includes
- 40 x BZX55C18V Zener Diodes
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | BZX55C18V |
| Zener Voltage Range | 16.8 V – 19.1 V |
| Power Rating | 0.5 W (1/2W) |
| Reverse Leakage Current | < 0.1 μA |
| Max. Junction Temp | 175°C |
| Quantity | Pack of 40 |










