AEFD20-4443

Switching Converter, SMPS Transformers Overview

The AEFD20-4443 is a flyback transformer manufactured by Allied Components International, designed for use in switching converter and SMPS applications. It features an EFD20 core configuration with a nominal inductance of 650µH and a tolerance of 10%. The component supports through-hole mounting and operates within a temperature range up to 85°C. As a wire-wound SMD low-profile design variant, it integrates into power conversion circuits requiring specific magnetic isolation and energy storage characteristics.

Switching Converter, SMPS Transformers Feature Summary

• Flyback transformer topology for isolated power conversion
• EFD20 core geometry with wire-wound construction
• Through-hole mounting capability for PCB integration

Switching Converter, SMPS Transformers Applications

• Switching mode power supplies (SMPS)
• Power conversion circuits
• Telecommunications equipment

Switching Converter, SMPS Transformers Procurement Notes

Verify the exact datasheet version from Allied Components International to confirm pinout and electrical tolerances. Ensure the ordering suffix matches the required inductance and isolation voltage specifications. Cross-reference the manufacturer part number against authorized distributors to avoid counterfeit components. Confirm thermal ratings align with the target application's operating environment before finalizing procurement.

Switching Converter, SMPS Transformers Selection Notes

Select this component for designs requiring a 650µH inductance with 10% tolerance in an EFD20 package. Consider the through-hole mounting style when defining PCB layout constraints. Evaluate the 85°C operating temperature limit against the system's thermal profile. Verify compatibility with the intended switching frequency and load requirements for the flyback topology.

Switching Converter, SMPS Transformers Part Context

This component belongs to the AEFD series of transformers from Allied Components International, which specializes in custom and standard magnetic components. The EFD20 designation refers to the specific ferrite core shape and size used in the assembly. Allied Components has produced such magnetics since 1992, focusing on commercial and industrial markets.

Switching Converter, SMPS Transformers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Users must consult Allied Components International directly or review their official cross-reference lists for compatible alternatives.