PH9505.125NLT

Current Sense Transformers Overview

The PH9505.125NLT is a surface mount current sense transformer from Pulse Electronics, designed for board-level integration in automotive applications compliant with AEC-Q200 standards. It features a 1:125 turns ratio and supports primary currents up to 30A. The component operates at frequencies up to 20kHz with an inductance of 11mH. Electrical characteristics include a maximum primary DC resistance of 0.5mOhms and a secondary DC resistance of 4 Ohms. It provides 3KVdc isolation voltage and utilizes a Gull Wing terminal configuration within an EE8 platform footprint measuring 13mm x 10.5mm x 7.2mm.

Current Sense Transformers Feature Summary

• AEC-Q200 qualified for automotive reliability requirements
• High isolation voltage capability of 3KVdc
• Low loss AC current sensing method
• Surface mount Gull Wing terminal design

Current Sense Transformers Applications

• Automotive circuit current measurement
• AC current sensing in electronic systems
• Board-mounted power monitoring

Current Sense Transformers Procurement Notes

Verify the specific ordering suffix when requesting tape and reel packaging, as it requires adding a 'T' to the base part number. Confirm that the requested variant matches the exact electrical specifications and footprint dimensions required for the target PCB layout. Ensure compliance with automotive qualification standards if the application demands AEC-Q200 certification. Cross-reference the manufacturer datasheet for precise handling and soldering guidelines before procurement.

Current Sense Transformers Selection Notes

Select this component when a low-profile surface mount solution is required for high-current AC sensing in automotive environments. The 1:125 ratio and 30A rating suit applications needing precise current feedback without significant insertion loss. Consider the EE8 footprint constraints and Gull Wing termination style for automated assembly compatibility. Evaluate the 20kHz frequency response against the system's switching or operating frequency to ensure accurate signal transformation.

Current Sense Transformers Part Context

This part belongs to the PH9505 series of SMT current sense transformers manufactured by Pulse Electronics. The series utilizes an EE8 core platform to provide compact solutions for current monitoring. Variants within the family differ primarily in turns ratios and associated electrical parameters while maintaining consistent physical footprints and mounting styles suitable for high-volume manufacturing processes.

Current Sense Transformers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify pinout compatibility and electrical ratings carefully when considering alternative components from other manufacturers to ensure functional equivalence in the specific application circuit.