Current Sense Inductors FIS Series Current sense inductors, as feedback elements linking the output and pulse control circuitry, allow low-cost regulation of switchmode power supplies Fully encapsulated with a frequency of 200 kHz maximum Isolation Pri to Sec: 2500 Vac Pri. current: 15 A maximum Electrical Specifications @ 25C - Operating Temperature -40C to +125C Part Number Prim/Sec Ratio Sec L (mH MIN) Sec DCR ( MAX) Vx (MAX) FIS 101NL 1/50 5.0 0.65 175 VS FIS 111NL 1/100 22.0 1.30 350 VS FIS 121NL 1/200 94.5 4.50 700 VS Notes: L: Inductance: (1-3) tested at 10 KHz & 10 mV = 2F1 V x : V = Rt x ls Rt (): Recommended Terminating Resistance Is (A): sec. current F(Hz): Frequency Mechanical FIS 1XXNL .677 17,20 Schematic .375 9,53 MAX O .196 O5 1 * XXX 1 2 3 .803 20,40 3 4 mm 1 .500 12,70 For More Information Pulse Worldwide Headquarters 12220 World Trade Drive San Diego, CA 92128 U.S.A. Pulse Europe Einsteinstrasse 1 D-71083 Herrenberg Germany Tel: 858 674 8100 Fax: 858 674 8262 Tel: 49 7032 7806 0 Fax: 49 7032 7806 135 Pulse China Headquarters B402, Shenzhen Academy of Aerospace Technology Bldg. 10th Kejinan Road High-Tech Zone Nanshan District Shenzen, PR China 518057 Tel: 86 755 33966678 Fax: 86 755 33966700 Pulse North China Room 2704/2705 Super Ocean Finance Ctr. 2067 Yan An Road West Shanghai 200336 China Pulse South Asia 135 Joo Seng Road #03-02 PM Industrial Bldg. Singapore 368363 Tel: 86 21 62787060 Fax: 86 2162786973 Tel: 65 6287 8998 Fax: 65 6287 8998 Pulse North Asia 3F, No. 198 Zhongyuan Road Zhongli City Taoyuan County 320 Taiwan R. O. C. Tel: 886 3 4356768 Fax: 886 3 4356823 (Pulse) Fax: 886 3 4356820 (FRE) Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product names mentioned herein may be trademarks or registered trademarks of their respective owners. (c) Copyright, 2015. Pulse Electronics, Inc. All rights reserved. 1 pulseelectronics.com P524.B (06/15)