POL-INN028

Switching Converter, SMPS Transformers Overview

The POL-INN028 is an off-line switch mode transformer manufactured by Premier Magnetics. It is designed for use in AC/DC converters and SMPS applications, specifically supporting flyback converter topologies. The component features a 3000V isolation rating and utilizes a through-hole mounting style. It is engineered for compatibility with Power Integrations TOPXXX series off-line PWM switching regulators, ensuring reliable performance in power conversion circuits.

Switching Converter, SMPS Transformers Feature Summary

• Designed for off-line switch mode power supply applications
• Provides high voltage isolation for safety compliance
• Compatible with specific off-line PWM switching regulator families

Switching Converter, SMPS Transformers Applications

• AC/DC converter systems
• Flyback converter topologies
• SMPS designs using TOPXXX series controllers

Switching Converter, SMPS Transformers Procurement Notes

Verify the manufacturer part number against official Premier Magnetics documentation to ensure authenticity. Confirm that the required isolation voltage and winding configuration match the specific design requirements of the target application before procurement.

Switching Converter, SMPS Transformers Selection Notes

Select this component when designing off-line power supplies requiring compatibility with Power Integrations TOPXXX series regulators. Ensure the circuit topology supports flyback conversion and that the physical package allows for through-hole assembly within the enclosure constraints.

Switching Converter, SMPS Transformers Part Context

Premier Magnetics specializes in magnetic components for power conversion. This transformer belongs to their line of off-line switch mode transformers, which are optimized for integration with popular switching regulator ICs to simplify power supply design and improve efficiency.

Switching Converter, SMPS Transformers Replacement Considerations

Consult official Premier Magnetics substitution guides or contact the manufacturer directly for verified equivalent parts. Do not assume cross-compatibility with other manufacturers' transformers without verifying electrical parameters and pinout configurations.