DPC-40-30

Overview

The DPC-40-30 is a laminated core power transformer manufactured by Signal Transformer, designed for board-mount applications. It features dual primary windings rated for 115 VAC and 230 VAC operation. The secondary configuration provides two independent windings supporting parallel or series connections, delivering 20V at 60mA in parallel mode and 40V at 30mA in series mode. With a total power rating of 1.2 VA, the unit utilizes an eight-contact through-hole mounting style. Physical dimensions are approximately 34.90mm in length and 28.60mm in width.

Feature Summary

• Dual primary winding design supports both 115 VAC and 230 VAC input voltages
• Flexible secondary output allows for parallel or series connection configurations
• Laminated core construction ensures efficient power transfer for low-power applications

Applications

• Low-power electronic equipment requiring isolated AC voltage conversion
• Industrial control systems utilizing standard line frequencies
• Consumer electronics with specific secondary voltage requirements

Procurement Notes

Verify the manufacturer part number DPC-40-30 against official Signal Transformer documentation to confirm electrical specifications and physical dimensions. Ensure compatibility with existing PCB layouts regarding through-hole pin spacing and height constraints. Cross-reference datasheets for thermal performance limits and insulation ratings relevant to the target application environment.

Selection Notes

Select this component when a 1.2 VA isolation transformer is required for dual-voltage primary inputs. The flexible secondary winding options accommodate varying load current and voltage needs. Confirm that the through-hole mounting style aligns with assembly processes and that the physical footprint fits within the designated area on the printed circuit board.

Part Context

This component belongs to the Signal Transformer power transformer lineup, specifically engineered for general-purpose isolation tasks. It serves as a critical interface between mains power sources and sensitive downstream circuitry. The design emphasizes reliability and standard compliance for widespread industrial and commercial deployment.

Replacement Considerations

Consult official Signal Transformer catalogs for direct equivalents within the DPC series. Verify that any substitute maintains identical primary voltage ratings, secondary power capabilities, and mechanical mounting dimensions to ensure seamless integration without redesign.