MMSZ5225B-AU_R1_000A1

Single Zener Diodes Overview

The MMSZ5225B-AU_R1_000A1 is a surface mount silicon Zener diode from the Panjit MMSZ5221B-AU series. It features a nominal Zener voltage of 3 V with a tolerance range of 2.85 V to 3.15 V at a test current of 20 mA. The device has a maximum power dissipation of 500 mW and operates within a junction temperature range of -55°C to +150°C. Electrical characteristics include a maximum Zener impedance of 30 Ohms and a maximum reverse leakage current of 50 µA at 1 V. It is housed in an SOD-123-2 package.

Single Zener Diodes Feature Summary

• Planar die construction for reliable performance
• AEC-Q101 qualified for automotive applications
• Halogen-free green molding compound compliant with IEC61249
• Suitable for automated assembly processes

Single Zener Diodes Applications

• Automotive electronics protection
• Voltage reference circuits
• General purpose regulation

Single Zener Diodes Procurement Notes

Verify the specific ordering suffix against manufacturer documentation to confirm packaging details, as standard reels may vary between 3K and 10K quantities. Confirm RoHS compliance status and AEC-Q101 qualification requirements directly with the supplier or official datasheet before procurement to ensure alignment with project specifications.

Single Zener Diodes Selection Notes

Select this component when a 3 V Zener reference is required in an SMD format. Ensure the circuit design accommodates the 500 mW power dissipation limit and the specified thermal resistance values. Verify that the operating environment falls within the -55°C to +150°C junction temperature range for optimal reliability.

Single Zener Diodes Part Context

This part belongs to the MMSZ5221B-AU series, which covers Zener voltages from 2.4 V to 51 V. All members share the same SOD-123 mechanical outline and 500 mW power rating. The series is designed for surface mount technology and meets automotive quality standards, providing a standardized footprint for various voltage reference needs.

Single Zener Diodes Replacement Considerations

Check for exact electrical match: 3 V nominal, 500 mW, SOD-123 package. Verify AEC-Q101 qualification if used in automotive contexts. Ensure pinout polarity (Cathode/Anode) matches the original layout.

Single Zener Diodes FAQ

What is the marking code for the MMSZ5225B-AU?

The marking code for the MMSZ5225B-AU is C5.

Is the MMSZ5225B-AU halogen-free?

Yes, it uses a green molding compound that is halogen-free in compliance with the IEC61249 standard.