VTX-121-3023-209

Power Transformers Overview

The Vigortronix VTX-121-3023-209 is a 2.3VA encapsulated PCB transformer featuring an EI30 laminated core. It operates with a primary voltage of 230V AC and provides a dual secondary output of 2x9V AC. The component utilizes PC pin termination for printed circuit board mounting, with physical dimensions of 32.60mm length by 27.60mm width and a maximum seated height of 27.00mm.

Power Transformers Feature Summary

• Encapsulated construction providing inherent short-circuit protection
• EI30 laminated core design for efficient voltage transformation
• Dual secondary winding configuration for split supply applications

Power Transformers Applications

• Low-power electronic equipment requiring isolated AC power
• Control circuits utilizing dual voltage rails
• General-purpose PCB-mounted power supplies

Power Transformers Procurement Notes

Verify the complete part number including suffixes to ensure correct voltage and VA ratings. Confirm that the encapsulation type matches environmental requirements. Check datasheet specifications for thermal limits and insulation class before integration into final designs.

Power Transformers Selection Notes

Select this component when a compact, low-power transformer with inherent short-circuit proof characteristics is required. Ensure the 230V primary input aligns with the available mains supply. Verify that the 2x9V secondary output meets the downstream circuit voltage requirements.

Power Transformers Part Context

This model belongs to the Vigortronix VTX series of encapsulated PCB transformers. These components are designed for reliable operation in space-constrained electronics where safety isolation and durability are prioritized over high power capacity.

Power Transformers Replacement Considerations

Cross-reference with other 2.3VA EI30 encapsulated transformers from Vigortronix or compatible manufacturers. Ensure identical pinout, voltage ratios, and physical footprint compatibility before substitution.