The 3FS-528 is a 12.0 VA PC board power transformer designed for a 115V, 50/60 Hz input. It offers flexible secondary output configurations, delivering 14.0V RMS at 0.84A in a parallel connection or 28.0V RMS at 0.42A in a series connection. A center-tapped series option is also available, providing 14.0-CT-14.0V at 0.42A. This transformer features a typical temperature rise of 45°C, 19% voltage regulation, and is built with UL Class B (130°C) insulation. Its compliance with UL, CSA, and RoHS standards makes it a reliable choice for various PC board power applications.