AMMSZ5227B-HF

Single Zener Diodes Overview

The AMMSZ5227B-HF is an automotive-grade Zener diode manufactured by Comchip Technology. It features a nominal Zener voltage of 3.6 V with a tolerance of ±5%. The device is designed for surface-mount installation in the SOD-123-2 package, offering a power dissipation rating of 500 mW. Key electrical characteristics include a maximum reverse leakage current of 15 µA and a Zener impedance of 24 Ohms at a test current of 20 mA. It operates within a temperature range from -65°C to +150°C.

Single Zener Diodes Feature Summary

• Automotive-grade reliability compliant with AEC-Q101 standards
• Planar die construction for stable voltage regulation
• Halogen-free environmental compliance

Single Zener Diodes Applications

• Automotive circuit voltage reference
• Over-voltage protection in vehicle electronics
• Clamping applications in automotive modules

Single Zener Diodes Procurement Notes

Verify the specific datasheet revision and RoHS compliance status directly with Comchip Technology or authorized distributors before procurement. Confirm that the SOD-123-2 footprint matches the target PCB design. Ensure the selected component meets the required AEC-Q101 qualification levels for the intended automotive application environment.

Single Zener Diodes Selection Notes

Select this component when a 3.6 V reference with 5% tolerance is required in an automotive context. The SOD-123-2 package suits space-constrained designs. Consider the 500 mW power rating and -65°C to +150°C operating range against thermal constraints. Verify compatibility with automated assembly processes due to the low-profile surface-mount form factor.

Single Zener Diodes Part Context

This part belongs to Comchip Technology's AMMSZ series of automotive Zener diodes. These components are engineered for high-reliability applications in the automotive sector. The series utilizes planar technology and halogen-free materials to meet stringent industry standards for environmental safety and performance stability under varying thermal conditions.

Single Zener Diodes Replacement Considerations

Cross-reference with other AEC-Q101 qualified Zener diodes in the SOD-123 package having a 3.6 V nominal voltage and 500 mW power rating. Verify pinout compatibility and ensure equivalent Zener impedance and leakage current specifications match the original design requirements.