VTX-146-625-255

Overview

The Vigortronix VTX-146-625-255 is a 625VA open-style toroidal power transformer designed for PCB installation. It features dual primary windings supporting 115V and 230V input configurations via parallel or series connections. The secondary output provides two independent 55VAC windings, which can be utilized in parallel to deliver 5.68A at 55V or in series to produce 110VAC. This component is UL approved and engineered for high reliability in demanding electronic equipment applications.

Feature Summary

• Dual primary winding configuration for flexible 115V/230V input compatibility
• Open-style toroidal core design optimized for PCB mounting
• UL approved construction ensuring compliance with safety standards

Applications

• Industrial control systems requiring robust power conversion
• Audio amplification equipment utilizing split-rail power supplies
• Test and measurement instrumentation needing stable voltage regulation

Procurement Notes

Verify the specific datasheet version against the manufacturer's official documentation to confirm electrical tolerances and thermal ratings. Ensure that the procurement channel sources genuine Vigortronix components to maintain UL certification validity. Cross-reference part numbers carefully as suffixes may indicate minor packaging or lead variations without altering core electrical performance.

Selection Notes

Select this model when a 625VA capacity is required with dual 55VAC outputs. Consider the physical dimensions of the open toroidal form factor for PCB layout constraints. Evaluate the need for parallel versus series secondary connections based on the target circuit voltage requirements. Confirm input voltage compatibility with the available dual primary options.

Part Context

This component belongs to the Vigortronix VTX-146 series of toroidal transformers. The series is characterized by high-efficiency magnetic cores and open-frame designs suitable for direct board integration. The VTX-146-625-255 represents a specific power rating within this lineup, offering standardized output voltages for common industrial and commercial power supply architectures.

Replacement Considerations

Consult cross-reference tools for parametrically similar parts. Verify that substitute components match the 625VA rating, dual 55VAC secondary configuration, and dual primary input capabilities. Ensure physical footprint compatibility for existing PCB mounts.