20-125-LPI

Power Transformers Overview

The Signal Transformer 20-125-LPI is a split bobbin power transformer with a 2.5VA rating, designed for through-hole mounting. It features a primary voltage of 115V and a secondary configuration of 20VCT at 125mA or 10V at 250mA. The component operates within a frequency range of 1 MHz to 125 MHz. It is RoHS3 compliant and utilizes a semi-toroidal core construction.

Power Transformers Feature Summary

• Split bobbin design for enhanced electrical isolation
• Semi-toroidal core construction for efficient magnetic coupling
• Through-hole termination for reliable board integration

Power Transformers Applications

• Industrial control systems requiring isolated power conversion
• Embedded electronics operating in high-frequency environments
• General-purpose power supply circuits

Power Transformers Procurement Notes

Verify the specific datasheet version before ordering, as manufacturer documentation may be updated. Confirm that the required secondary current rating aligns with the 125mA or 250mA specifications provided in the official Signal Transformer documentation. Ensure compatibility with the intended operating temperature range and frequency spectrum.

Power Transformers Selection Notes

Select this model when a compact, low-power transformer is needed for frequencies up to 125 MHz. The split bobbin architecture provides necessary isolation for sensitive applications. Consider the physical dimensions and through-hole requirements during PCB layout to ensure proper mechanical fit and thermal management.

Power Transformers Part Context

This component belongs to the Signal Transformer power transformer lineup, specifically utilizing semi-toroidal geometry. It serves as a specialized magnetics solution for applications demanding small form factors and high-frequency performance, distinct from standard laminated or E-core transformers.

Power Transformers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.