PA1005.070QNLT

Current Sense Transformers Overview

The PA1005.070QNLT is a surface-mount current sense transformer manufactured by Pulse Electronics, designed for high-frequency applications within the 50kHz to 1MHz range. It features a primary-to-secondary turns ratio of 1:70 and supports a rated current of 20 A. The component exhibits a maximum inductance of 980 µH, with a primary DC resistance of 0.75 mΩ and a secondary DC resistance of 4.75 Ω. Certified to AEC-Q200 standards, it utilizes gull-wing terminals and measures 7.21 mm x 8.38 mm x 5.50 mm.

Current Sense Transformers Feature Summary

• AEC-Q200 qualified for automotive reliability requirements
• High-frequency operation from 50kHz to 1MHz
• Surface-mount package with gull-wing termination

Current Sense Transformers Applications

• Automotive battery management systems
• Current sensing in power electronics
• High-frequency isolation circuits

Current Sense Transformers Procurement Notes

Verify the specific suffix 'QNLT' against official Pulse Electronics documentation to confirm AEC-Q200 qualification and tray packaging configuration. Ensure compatibility with reflow soldering profiles specified in the datasheet. Cross-reference manufacturer part numbers to avoid confusion with non-qualified variants or different winding ratios within the PA1005 series.

Current Sense Transformers Selection Notes

Select this component when automotive-grade reliability and high-frequency performance are required for current monitoring. The 1:70 ratio suits applications needing precise signal scaling for 20 A primary currents. Consider the physical dimensions and gull-wing footprint for PCB layout constraints. Verify thermal management needs relative to the 0.75 mΩ primary resistance under continuous load conditions.

Current Sense Transformers Part Context

This device belongs to the PA1005.xxxQNL series of surface-mount current sense transformers. The series provides isolated current measurement solutions optimized for automotive environments. The QNLT suffix indicates AEC-Q200 certification and specific tape-and-reel or tray packaging options distinct from standard industrial versions.

Current Sense Transformers Replacement Considerations

PA1005.070QNL serves as a verified alternative within the same series, sharing identical electrical specifications and AEC-Q200 qualification. Confirm packaging differences between tray and reel formats before substitution.