PA1005.050NLT

Current Sense Transformers Overview

The PA1005.050NLT is a surface-mount current sense transformer manufactured by Pulse Electronics. It features a 1:50 turns ratio and an inductance of 500 µH. The device supports a primary current rating of 20 A with a frequency range of 50 kHz to 1 MHz. Primary DC resistance is 0.75 mOhms, while secondary resistance is 1.5 Ohms. Dimensions are 8.38 mm x 7.21 mm x 5.5 mm.

Current Sense Transformers Feature Summary

• Provides galvanic isolation for high-current sensing applications
• Optimized for board-mount surface mount technology integration
• Designed for wideband operation within specified frequency ranges

Current Sense Transformers Applications

• Current sensing in power supply circuits
• Protection mechanisms in battery management systems
• Inverter control loops

Current Sense Transformers Procurement Notes

Verify the specific manufacturer part number against official datasheets to ensure compatibility with design requirements. Confirm RoHS compliance status and moisture sensitivity level prior to procurement. Check for any recent product change notifications that may affect pinout or electrical characteristics. Ensure storage conditions align with manufacturer guidelines to maintain component integrity before assembly.

Current Sense Transformers Selection Notes

Select this component when a compact solution for high-current isolation is required. The 1:50 ratio suits applications needing precise current monitoring without significant signal attenuation. Evaluate thermal performance and physical footprint constraints against the 8.38 mm length specification. Consider the 50 kHz lower frequency limit for switching regulator designs operating above this threshold.

Current Sense Transformers Part Context

This component belongs to the PA1005.XXXNL series of current transformers from Pulse Electronics. The series offers various inductance values and ratios tailored for different current sensing needs. These devices are commonly used in industrial and commercial power electronics where reliable isolation and accurate feedback are critical for system stability and safety.

Current Sense Transformers Replacement Considerations

Consult official distributor databases for direct cross-references. Verify equivalent electrical parameters such as turns ratio, inductance, and current rating before substitution. Ensure mechanical dimensions and termination styles match the existing PCB layout to avoid rework.