AER28-4702

Switching Converter, SMPS Transformers Overview

The AER28-4702 is a through-hole power transformer manufactured by Allied Components International, designed for use in switching mode power supply (SMPS) applications. This component features an ER28 core configuration and provides electrical isolation between circuit sections. It has a nominal inductance of 200µH with a tolerance of ±10%. The device is constructed to meet RoHS environmental standards, ensuring compliance with restricted substance regulations. It is intended for vertical mounting configurations within electronic assemblies requiring reliable magnetic coupling and galvanic separation.

Switching Converter, SMPS Transformers Feature Summary

• Provides galvanic isolation for switched-mode power supply circuits
• Utilizes ER28 core geometry for efficient magnetic performance
• Designed for through-hole mounting on printed circuit boards
• Complies with RoHS directives for restricted hazardous substances

Switching Converter, SMPS Transformers Applications

• Switched-mode power supply (SMPS) isolation stages
• Telecommunications equipment power conversion
• Industrial control system power modules
• Test and measurement instrument power supplies

Switching Converter, SMPS Transformers Procurement Notes

Verify the specific manufacturer designation, as sourcing data references both Allied Components International and Hitech Semiconductor Co., Limited for this part number. Confirm the package type matches the required through-hole footprint and ensure the RoHS compliance status aligns with current regulatory requirements for your assembly process. Cross-reference the inductance value of 200µH against circuit design specifications before procurement.

Switching Converter, SMPS Transformers Selection Notes

Select this component when an ER28 form factor is required for SMPS isolation applications. Ensure the PCB layout supports vertical mounting and through-hole soldering processes. Verify that the 200µH inductance value meets the energy storage or coupling requirements of the specific power topology. Check compatibility with operating frequencies typical for ER28 transformers in standard switching ranges.

Switching Converter, SMPS Transformers Part Context

Allied Components International manufactures standard and custom magnetic components for LAN, telecom, and industrial designs. The AER28-4702 belongs to the EER28 series, which utilizes vertical mounting configurations. This series complements other offerings like EE42 and EE30 horizontal mount transformers, providing designers with various core geometries for different power density and isolation needs in electronic systems.

Switching Converter, SMPS Transformers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Designers should verify pinout compatibility, core material, and winding configuration when considering alternative suppliers or generic equivalents for this specific ER28 transformer model.