PA2005NL

Overview

The PA2005NL is a surface-mount pulse transformer manufactured by Pulse Electronics. It features a single primary winding and dual secondary windings with a 1:1:1 turns ratio. The component provides high isolation rated at 1500Vrms and operates effectively at frequencies up to 50kHz. Key electrical parameters include an inductance of 840µH, a primary DC resistance of 1.05 Ohms, and an ET value of 26Vµs. It is designed for robust performance within a temperature range of -40°C to 130°C.

Feature Summary

• High voltage isolation capability of 1500Vrms between windings
• Dual secondary output configuration supporting isolated signal transmission
• Surface mount construction optimized for automated PCB assembly processes

Applications

• Gate drive circuits for power switching devices
• Isolated signal transmission in industrial control systems
• Power supply feedback loops requiring galvanic isolation

Procurement Notes

Verify the specific datasheet version from Pulse Electronics to confirm mechanical dimensions and electrical tolerances. Ensure the procurement channel provides original manufacturer documentation. Cross-reference the part number against official distributor catalogs to validate authenticity. Confirm that the received components match the specified RoHS3 compliance status before integration into production lines.

Selection Notes

Select this component when high isolation voltage and dual secondary outputs are required for gate driving applications. The 840µH inductance and 1.05 Ohm resistance define its suitability for specific frequency ranges up to 50kHz. Consider the physical footprint and height constraints during PCB layout design to ensure compatibility with existing assembly equipment and spatial requirements.

Part Context

This component belongs to the Pulse Transformers category within the broader portfolio of passive electronic components. It serves as a critical interface element in power electronics, facilitating safe energy transfer while maintaining electrical separation between circuit sections. Its design supports reliable operation in demanding environments where signal integrity and isolation are paramount.

Replacement Considerations

Consult official Pulse Electronics documentation for verified substitute part numbers. Do not assume functional equivalence based on similar specifications alone. Verify that any alternative component meets the same isolation ratings and mechanical constraints.