EPC3409G-LF

Switching Converter, SMPS Transformers Overview

The EPC3409G-LF is a PoE synchronous flyback transformer manufactured by PCA Electronics, Inc. Designed for surface mount applications, it features an isolation rating of 1500Vrms and operates at a switching frequency of 250kHz. The component provides a 5V output with a 25W power capability. Physical dimensions are 13.97mm in length and 17.00mm in width. It is classified as an active product suitable for DC/DC converter SMPS transformers.

Switching Converter, SMPS Transformers Feature Summary

• Synchronous flyback topology optimized for Power over Ethernet applications
• High voltage isolation rating of 1500Vrms for safety compliance
• Surface mount package design for automated assembly integration

Switching Converter, SMPS Transformers Applications

• Flyback converters for DC/DC conversion
• SMPS transformer implementations
• Power over Ethernet (PoE) powered devices

Switching Converter, SMPS Transformers Procurement Notes

Verify the specific manufacturer part number against official PCA Electronics documentation to confirm lead-free status and RoHS compliance. Ensure the procurement channel sources directly from authorized distributors or the manufacturer to guarantee authenticity. Cross-reference the 1500Vrms isolation and 250kHz frequency specifications with the latest datasheet to match design requirements accurately before finalizing orders.

Switching Converter, SMPS Transformers Selection Notes

Select this component for designs requiring a 5V output at 25W within a PoE system. The 250kHz operating frequency suits standard magnetic design constraints. Verify that the PCB footprint accommodates the 13.97mm x 17.00mm surface mount package. Confirm that the 1500Vrms isolation meets the electrical safety standards required by the target application environment.

Switching Converter, SMPS Transformers Part Context

This component belongs to the EPC series of flyback transformers from PCA Electronics, Inc., specifically tailored for Power over Ethernet infrastructure. It serves as a critical energy transfer element in switched-mode power supplies, converting input voltage to a regulated 5V output while maintaining galvanic isolation between primary and secondary circuits.

Switching Converter, SMPS Transformers Replacement Considerations

Consult PCA Electronics official substitution guides for verified alternatives. Generic replacements may not match the 1500Vrms isolation or 250kHz frequency characteristics.