FS20-055

Power Transformers Overview

The Triad Magnetics FS20-055 is a board-mount power transformer designed for through-hole installation. It features dual primary windings rated for 115 VAC and 230 VAC inputs. The secondary configuration provides a center-tapped output of 20.0V at 0.055A, alongside an additional 10.0V tap at 0.11A. The unit has a power rating of 1.1 VA and utilizes solder pin termination. Physical dimensions are 1.38 inches in length, 1.13 inches in width, and 1.19 inches in height.

Power Transformers Feature Summary

• Dual primary winding capability for flexible voltage input selection
• Center-tapped secondary output with auxiliary voltage tap
• Through-hole mounting with solder pin termination

Power Transformers Applications

• Low-power AC to DC power supply circuits
• Industrial control panel power distribution
• Consumer electronics internal power regulation

Power Transformers Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure correct insulation class and regulatory compliance markings. Confirm that the physical footprint matches the PCB layout requirements before finalizing procurement orders. Cross-reference the terminal pinout diagram with the target circuit design to prevent installation errors during assembly processes.

Power Transformers Selection Notes

Select this component when a compact, low-voltage transformer is required for direct PCB integration. The dual secondary outputs allow for simultaneous generation of different voltage rails from a single magnetic component. Ensure the application current demand does not exceed the specified 0.055A limit on the main secondary winding to maintain thermal stability and operational safety.

Power Transformers Part Context

This part belongs to the FS series of split bobbin transformers from Triad Magnetics. These components are engineered for versatility in standard power conversion applications. The series offers various voltage and current combinations to suit diverse electronic design needs while maintaining consistent mechanical form factors for easy substitution within existing hardware architectures.

Power Transformers Replacement Considerations

The 162D20 is a confirmed public substitute part number for the FS20-055. Verify electrical compatibility and physical dimensions before swapping components in active designs.