FIS101NL

Current Sense Transformers Overview

The FIS101NL is a current sense transformer manufactured by Pulse Electronics, designed for non-invasive AC current measurement in power management systems. It features a primary-to-secondary turns ratio of 1:50 and supports a maximum continuous current of 15 A. The component operates with a maximum frequency of 200 kHz and has a secondary resistance of up to 650 mOhm. Maximum inductance is specified at 5 mH. The device utilizes a through-hole mounting method and measures 17.20 mm in length and 9.53 mm in width.

Current Sense Transformers Feature Summary

• Provides non-invasive AC current sensing capability for power monitoring applications
• Delivers output feedback to pulse control circuitry for switch-mode power supply regulation
• Supports high continuous current handling up to 15 A

Current Sense Transformers Applications

• Switch-mode power supply regulation
• Power management system monitoring
• Current feedback for pulse control circuitry

Current Sense Transformers Procurement Notes

Verify the specific datasheet version from Pulse Electronics to confirm electrical tolerances and thermal characteristics prior to integration. Ensure that the through-hole footprint dimensions align with the target PCB layout constraints. Confirm that the operating temperature range meets the environmental requirements of the final assembly. Cross-reference the manufacturer part number with authorized distributors to ensure genuine component sourcing and traceability.

Current Sense Transformers Selection Notes

Select this component when non-invasive AC current measurement is required within power management circuits. The 1:50 turns ratio and 15 A rating make it suitable for moderate current applications. Verify that the 200 kHz maximum frequency covers the switching operations of the target power supply. Ensure the through-hole package style is compatible with the manufacturing process and mechanical constraints of the design.

Current Sense Transformers Part Context

The FIS101NL belongs to the Current Sense Transformers category produced by Pulse Electronics Power. These components are engineered to provide isolated feedback signals for controlling switch-mode power supplies. The product line focuses on enabling cost-effective regulation strategies by delivering accurate current data to control circuitry without breaking the primary current path.

Current Sense Transformers Replacement Considerations

Consult official Pulse Electronics documentation for verified substitute part numbers. Ensure any replacement maintains the 1:50 turns ratio, 15 A current rating, and through-hole mounting compatibility.