The TFZ18B is a Zener diode manufactured by Rohm Semiconductor. Zener diodes are designed to maintain a specific voltage across their terminals when reverse biased, making them useful for voltage regulation, voltage clamping, and surge protection.
Applications:
- Voltage Regulation: Provides a stable voltage reference for circuits.
- Voltage Clamping: Protects sensitive components from overvoltage conditions.
- Surge Protection: Diverts excess voltage away from protected circuits during transient events.
- Clipping Circuits: Shapes waveforms by limiting voltage levels.
- Overvoltage Protection: Protects against damage from overvoltage spikes.
Features:
- Precise Zener Voltage: Maintains a stable voltage across its terminals when reverse biased.
- Low Leakage Current: Minimizes current flow when reverse biased below the Zener voltage.
- High Surge Current Capability: Withstands large surge currents without failure.
- Small Package: Allows for compact circuit designs.
- RoHS Compliant: Complies with environmental regulations.
Benefits:
- Stable Voltage Reference: Provides a reliable voltage reference for sensitive circuits.
- Protection from Overvoltage: Protects components from damage caused by voltage spikes.
- Simplified Circuit Design: Simplifies voltage regulation and protection circuits.
- Compact Design: Small package allows for smaller and lighter electronic devices.
- Reliable Performance: Provides stable performance under various operating conditions.
Technical Specifications:
The TFZ18B features a Zener voltage of approximately 18V. It is designed to operate with a low leakage current. It has a specified surge current capability. The package is typically a small surface-mount package such as a SOD-323 or similar. It is designed to operate over a standard temperature range for electronic components.
This Zener diode offers a stable voltage reference and overvoltage protection for various electronic applications.
