SMA3EZ12D5-TP

Single Zener Diodes Overview

The SMA3EZ12D5-TP is a Zener diode manufactured by Micro Commercial Components (MCC). It features a nominal Zener voltage of 12 V with a maximum power dissipation of 3 W. The component utilizes the DO-214AC (SMA) surface-mount package and supports an operating junction temperature range from -55°C to +150°C. It exhibits a maximum reverse leakage current of 5 µA at 8.4 V and a maximum Zener impedance of 6 Ohms. The device maintains a voltage tolerance of ±5% and includes a forward voltage specification of 1.2 V at 200 mA.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation in surface-mount applications using the SMA package.
• Supports high-power dissipation up to 3 W for robust circuit protection.
• Operates reliably across a wide industrial temperature range.

Single Zener Diodes Applications

• Voltage regulation in electronic circuits
• Overvoltage protection components
• Reference voltage sources

Single Zener Diodes Procurement Notes

Verify the specific datasheet version and compliance status before procurement, as manufacturer documentation may undergo revisions. Confirm that the SMA package dimensions align with your PCB footprint requirements. Ensure that the thermal management design accommodates the 3 W power dissipation rating under expected operating conditions to maintain reliability within the specified temperature limits.

Single Zener Diodes Selection Notes

Select this component when a 12 V reference or protection level is required in a compact surface-mount form factor. The 3 W power rating distinguishes it from lower-power SMA variants, making it suitable for higher-current regulation tasks. Verify that the ±5% tolerance meets the precision requirements of the target application circuit design.

Single Zener Diodes Part Context

This part belongs to the MCC SMA3EZ series of high-power Zener diodes designed for surface-mount technology. The series offers various voltage options within the DO-214AC package, providing designers with standardized solutions for power regulation and protection needs in space-constrained electronics.

Single Zener Diodes Replacement Considerations

Cross-reference with other manufacturers offering 12 V, 3 W Zener diodes in the DO-214AC package. Verify pinout compatibility and ensure that alternative parts meet or exceed the 6 Ohm impedance and 5 µA leakage specifications for equivalent performance.

Single Zener Diodes FAQ

What is the maximum power dissipation of the SMA3EZ12D5-TP?

The maximum power dissipation is 3 W.

What package type does this component use?

It uses the DO-214AC (SMA) surface-mount package.