PFT12-28

Power Transformers Overview

The Tamura PFT12-28 is a semi-toroidal power transformer designed for board mount applications. It features dual primary windings rated for 115V and 230VAC input, providing versatile connectivity for global power standards. The unit delivers a total capacity of 12VA with two secondary outputs: one winding provides 28V at 360mA, while the second offers 16V at 187mA. Constructed for through-hole mounting, this component ensures reliable isolation and efficient power conversion in compact electronic designs requiring stable voltage regulation.

Power Transformers Feature Summary

• Semi-toroidal core construction for reduced electromagnetic interference
• Dual primary winding configuration supporting multiple input voltages
• Through-hole mounting design for secure PCB integration

Power Transformers Applications

• General purpose AC to DC power supply circuits
• Industrial control system power distribution
• Consumer electronics internal power regulation

Power Transformers Procurement Notes

Verify current availability status as lifecycle stages may affect supply chain continuity. Confirm that the specific pinout and mounting hole dimensions match your printed circuit board layout requirements prior to procurement. Ensure that the thermal characteristics align with your enclosure's ventilation capabilities to maintain safe operating temperatures under full load conditions.

Power Transformers Selection Notes

Select this model when a compact form factor is required alongside dual voltage secondary outputs. The semi-toroidal shape offers space efficiency compared to traditional laminated cores. Consider the specific current ratings of each secondary winding to ensure they meet the peak load demands of your downstream circuitry without exceeding the transformer's thermal limits.

Power Transformers Part Context

This component belongs to Tamura's PFT series of board-mount power transformers. The series is characterized by its robust insulation class and high-potential testing standards. These transformers are engineered for durability in demanding environments, offering inherent safety features and compliance with international electrical safety regulations for isolated power conversion systems.

Power Transformers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. When replacing obsolete or end-of-life units, engineers must verify mechanical footprint compatibility and electrical equivalence. Direct cross-referencing should be performed against manufacturer-approved alternative listings to ensure functional parity.