BZY55B20 RBG

Single Zener Diodes Overview

The BZY55B20 RBG is a small signal Zener diode manufactured by Taiwan Semiconductor. It features a nominal Zener voltage of 20 V with a tight tolerance of 2%. The device is designed for surface mount technology in an 0805 package, providing a power dissipation rating of 500 mW. Electrical characteristics include a maximum reverse leakage current of 100 nA and a Zener impedance of 43 Ohms at a test current of 5 mA. It operates within a temperature range of -55°C to +150°C.

Single Zener Diodes Feature Summary

• Provides precise voltage regulation with a 2% tolerance specification.
• Utilizes a compact 0805 surface mount package for automated assembly.
• Ensures high-temperature reliability up to 150°C junction temperature.

Single Zener Diodes Applications

• Voltage reference circuits requiring stable DC levels
• Over-voltage protection stages in sensitive electronics
• Clamping applications in signal processing paths

Single Zener Diodes Procurement Notes

Verify the specific suffix RBG against official datasheets to confirm packaging details and compliance status. Confirm availability as distribution channels may vary. Ensure the component meets RoHS standards if required by your manufacturing process. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit risks.

Single Zener Diodes Selection Notes

Select this component when a 20 V regulation point is needed in a space-constrained design. The 0805 footprint offers a balance between thermal performance and board area efficiency compared to larger packages. Consider the 2% tolerance requirement versus standard 5% variants if precision is critical for the circuit operation.

Single Zener Diodes Part Context

This component belongs to the BZY55B series of small signal Zener diodes from Taiwan Semiconductor. The series covers a wide voltage range using standardized surface mount packages. These devices are engineered for general-purpose voltage regulation tasks in consumer and industrial electronics where reliable performance and compact sizing are prioritized.

Single Zener Diodes Replacement Considerations

Check for direct equivalents such as BZY55B20 from other manufacturers or compatible parts within the same series like BZY55B19 or BZY55B22 if voltage adjustments are permissible. Verify pinout compatibility and thermal characteristics before substitution.