FS28-200

Power Transformers Overview

The Triad Magnetics FS28-200 is a laminated core power transformer designed for through-hole mounting. It features dual primary windings supporting 115V and 230V inputs, and dual secondary windings providing parallel 14V or series 28V outputs. The unit delivers a maximum power rating of 6VA, with output currents of 400mA in parallel configuration and 200mA in series. It offers an isolation voltage of 4200Vrms and operates at 50/60 Hz frequencies.

Power Transformers Feature Summary

• Dual primary winding design enables compatibility with both 115V and 230V AC input sources.
• Flexible secondary configuration supports parallel 14V or series 28V output connections.
• High isolation voltage ensures electrical safety between primary and secondary circuits.

Power Transformers Applications

• Industrial control systems requiring Class 2/3 isolation
• Electronic equipment needing 115V/230V universal input
• Power supplies utilizing split bobbin construction

Power Transformers Procurement Notes

Verify the specific suffix (e.g., -C2) when ordering, as it denotes compliance standards such as UL/cUL/TUV certification. Confirm that the package type matches the PCB layout requirements. Ensure the application environment adheres to the specified operating frequency range of 50/60 Hz for optimal performance.

Power Transformers Selection Notes

Select this component for applications requiring robust electrical isolation and flexible voltage output options. The dual primary design simplifies global deployment by accommodating different regional mains voltages without changing hardware. Consider the physical dimensions and through-hole mounting style during the mechanical design phase to ensure proper board integration.

Power Transformers Part Context

This model belongs to the FS Split Pack series, characterized by its split bobbin construction which enhances isolation capabilities. The series is engineered for reliability in industrial and commercial environments, providing stable power transformation with high dielectric strength between windings.

Power Transformers Replacement Considerations

Direct substitutes include Signal Transformer ST-4-28. Similar alternatives from other manufacturers may require verification of pinout compatibility and physical footprint alignment before integration into existing designs.

Power Transformers FAQ

What is the isolation voltage rating?

The transformer provides an isolation voltage of 4200Vrms between the primary and secondary windings.

Can this transformer operate on both 50Hz and 60Hz?

Yes, the FS28-200 is rated for operation at both 50 Hz and 60 Hz frequencies.