3FD-512

Power Transformers Overview

The Tamura 3FD-512 is a laminated core power transformer designed for through-hole mounting. It features dual primary windings rated for 115V and 230V operation in parallel configuration. The unit provides dual secondary outputs, supporting either parallel connection at 6.3V with a maximum current of 2A, or series connection at 12.6V with a maximum current of 1A. With a power rating of 12VA, it offers an isolation voltage of 2500Vrms. The component measures 48.50mm in length, 41.52mm in width, and has a maximum installation height of 38.00mm.

Power Transformers Feature Summary

• Dual primary winding design supports flexible input voltage selection between 115V and 230V via parallel configuration.
• Dual secondary windings allow adaptable output configurations, enabling parallel low-voltage high-current or series higher-voltage operation.
• Laminated core construction ensures reliable electromagnetic performance within a standard through-hole package.

Power Transformers Applications

• General-purpose AC to DC power supply units
• Industrial control system power modules
• Consumer electronic device internal power conversion

Power Transformers Procurement Notes

Verify the specific datasheet version when ordering, as manufacturing locations may vary. Confirm that the required pin pitch and lead spacing match the target PCB layout. Ensure the selected variant meets all necessary regional safety certifications for the intended end-use market. Cross-reference electrical parameters against the official specification sheet to confirm compatibility with the system's voltage and current requirements before finalizing procurement.

Power Transformers Selection Notes

Select this component when a robust laminated core transformer is required for standard line frequencies. The dual primary and secondary flexibility makes it suitable for global voltage inputs and varied output needs. Consider the physical dimensions to ensure adequate clearance on the printed circuit board. Verify that the 12VA power rating aligns with the load requirements of the downstream circuitry.

Power Transformers Part Context

This part belongs to the 3FD-5xx series of power transformers from Tamura Corporation. The series utilizes a laminated core structure and is designed for through-hole assembly. These components are engineered for general power transformation tasks, providing electrical isolation and voltage adjustment in various electronic equipment applications.

Power Transformers Replacement Considerations

Publicly confirmed direct substitutes include Signal Transformer DST-5-12 and Triad Magnetics FS12-1000. These alternatives offer similar electrical characteristics and form factors. Verify mechanical fit and pinout compatibility before substitution.