TZMC18-M-18

Single Zener Diodes Overview

The TZMC18-M-18 is a single Zener diode manufactured by Vishay General Semiconductor - Diodes Division. It features a nominal Zener voltage of 18 V with a tolerance of ±5%. The device has a maximum power dissipation of 500 mW and operates in the SOD-80 (MiniMELF) surface-mount package. Key electrical parameters include a maximum Zener impedance of 50 Ohms, a forward voltage of 1.5 V at 200 mA, and a reverse leakage current of 100 nA at 13 V. It supports an operating temperature range from -65°C to +175°C and holds AEC-Q101 automotive qualification.

Single Zener Diodes Feature Summary

• Automotive-grade reliability certified under AEC-Q101 standards for robust performance in demanding environments.
• High-temperature operation capability extending up to +175°C for thermal stability.
• Compact SOD-80 MiniMELF surface-mount packaging for efficient board space utilization.

Single Zener Diodes Applications

• Voltage reference circuits requiring stable regulation
• Overvoltage protection stages in automotive electronics
• Clamping applications in signal conditioning paths

Single Zener Diodes Procurement Notes

Verify the specific suffix M-18 against official Vishay documentation to confirm RoHS compliance and lead time requirements. Ensure the ordering part number matches the exact voltage and tolerance specifications required for the design. Cross-reference datasheet revisions to confirm manufacturing origin and material composition details before finalizing procurement.

Single Zener Diodes Selection Notes

Select this component when a 18 V Zener voltage with ±5% tolerance is required in a MiniMELF package. Consider the 500 mW power rating and 50 Ohm impedance limits for circuit design. Verify compatibility with high-temperature automotive environments due to the AEC-Q101 certification and extended operating range.

Single Zener Diodes Part Context

This part belongs to the TZM series of Zener diodes from Vishay. The series offers various voltage options in the SOD-80 package. The TZMC18-M-18 specifically targets applications needing precise voltage regulation with automotive-grade durability. It complements other variants in the family with different voltage ratings and tolerances.

Single Zener Diodes Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Consult official Vishay substitution guides or distributor cross-reference tools for verified alternatives.