BZT55C6V8-GS18

Single Zener Diodes Overview

The BZT55C6V8-GS18 is a single silicon Zener diode from the Vishay BZT55-Series, designed for surface-mount applications in QuadroMELF (SOD-80) packages. It provides a nominal Zener voltage of 6.8 V with a tolerance range of 6.4 V to 7.2 V at a test current of 5 mA. The device supports a maximum power dissipation of 500 mW and features a low reverse leakage current of less than 0.1 µA. Dynamic resistance is specified at a maximum of 8 Ω, while the temperature coefficient ranges from 0.03 %/K at 25 °C to 0.07 %/K at 150 °C.

Single Zener Diodes Feature Summary

• Very sharp reverse characteristic for precise voltage regulation
• Low reverse current level ensuring minimal standby power loss
• Very high stability across operating conditions
• Low noise performance suitable for sensitive circuits

Single Zener Diodes Applications

• Voltage stabilization
• Reference voltage generation
• Overvoltage protection

Single Zener Diodes Procurement Notes

Verify the specific ordering suffix GS18 against the manufacturer's documentation to confirm reel specifications and tape dimensions. Ensure that the requested quantity aligns with the standard taped units per reel defined in the official datasheet. Cross-reference the part number with the latest revision of document 85637 to validate compliance requirements and material categorization before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component when a stable reference voltage near 6.8 V is required in a compact surface-mount footprint. The BZT55C6V8-GS18 offers tight voltage tolerance and low dynamic impedance compared to general-purpose diodes. Consider the thermal characteristics and maximum junction temperature limits during circuit design to ensure reliable operation within the specified ambient temperature range.

Single Zener Diodes Part Context

This component belongs to the Vishay BZT55-Series of small signal Zener diodes. The series encompasses various voltage ratings from 2.4 V to 75 V, all sharing similar package dimensions and electrical characteristics tailored for precision applications. The QuadroMELF SOD-80 package provides a robust glass-encapsulated structure suitable for automated assembly processes.

Single Zener Diodes Replacement Considerations

Consult the manufacturer's official substitution guide or equivalent parameter tables for verified alternatives. Do not assume functional interchangeability based solely on voltage rating; verify dynamic resistance, leakage current, and package compatibility.