PH9494.100NLT

Current Sense Transformers Overview

The PH9494.100NLT is a board-mount current sensing transformer from Pulse Electronics, designed for high-precision current measurement applications. It features an EE8 core platform with dimensions of 13mm x 10.5mm x 7.2mm. Key electrical specifications include an inductance of 2.5 mH, a turns ratio of 100:1, and a secondary DC resistance of 0.35 mOhms. The device supports a maximum primary current of 30 A and operates within a frequency range of 20 kHz to 1 MHz. It offers a secondary voltage rating of 2250 Vdc and functions reliably across a temperature range of -40°C to +125°C.

Current Sense Transformers Feature Summary

• Supports accurate current measurements up to 30A using the compact EE8 platform
• Provides high isolation capability with a 2250 Vdc secondary voltage rating
• Optimized for high-frequency operation between 20 kHz and 1 MHz

Current Sense Transformers Applications

• High-voltage current sensing in power conversion systems
• Isolated feedback loops in switch-mode power supplies
• Current monitoring in industrial motor drives

Current Sense Transformers Procurement Notes

Verify the specific part number suffix against official documentation to ensure correct electrical parameters, as variations exist within the PMS/PH series. Confirm that the 2250 Vdc rating aligns with your system's isolation requirements. Check for recent product change notices (PCNs) regarding manufacturing updates or component substitutions. Ensure compatibility with surface mount assembly processes given the SMD package type.

Current Sense Transformers Selection Notes

Select this component when high isolation voltage and precise current sensing are required in a compact form factor. The 100:1 turns ratio suits applications needing scaled-down secondary currents for ADC interfacing. Consider the low secondary resistance for minimizing signal loss in sensing circuits. Evaluate thermal performance at the maximum operating temperature of 125°C for robustness in demanding environments.

Current Sense Transformers Part Context

This model belongs to the PH9494 series of IATF current sense transformers from Pulse Electronics. These components utilize the EE8 core geometry to balance size and performance. The series is engineered for board-mount integration, offering a reliable solution for isolated current detection in modern electronic power architectures where space and isolation are critical constraints.

Current Sense Transformers Replacement Considerations

The PMS9494.100NLT is a related variant within the same family but may differ in voltage ratings or specific electrical characteristics. Verify datasheet equivalence before substitution. No other direct public substitute part numbers are confirmed for this specific model.