Current Sense Transformers FIS 1X5 Series Current sense transformers provide output feedback to the pulse control circuitry allowing low-cost regulation of switch-mode power supplies Fully encapsulated construction Isolation primary to secondary: 4000V AC 25A maximum primary current, 500kHz maximum frequency Applications: switch-mode power supplies, lighting, switch controls RoHS Compliant Part No. FIS105NL FIS115NL FIS125NL FIS155NL _ Part No. FIS105 FIS115 FIS125 FIS155 FIS1105 Electrical Specifications @ 25°C- Operating Temperature -40°C to +125°C Prim/Sec Sec L Ratio (mH MIN) 1:50 4.7 1:100 18 1:200 76 1:500 470 1:1000 1900 NOTES: L: Inductance: (2-1) tested at 10kHz & 10mV V x t: V = Rt x Is Sec DCR (Ω MAX) 0.5 2.0 4.5 16.0 50.0 Vxt (MAX) 175 µVS 350 µVS 700 µVS 1750 µVS 3500 µVS Rt (Ω): Recommended Terminating Resistance Is (A): Sec. Current F(Hz): Frequency t= 1 2F Schematic Mechanical Bottom View FIS105/15/25/55 FIS1105 Weight...........................................7.0 grams......................... 8.0 grams Tray.................................................. 30/tray.............................34/tray Pins 3 & 5 Æ 1,2 mm Pins 1 & 2 0,5 mm Dimensions: Inches mm Unless otherwise specified, all tolerances are ± .020 0,50 Stand off Side View For More Information Pulse Worldwide Headquarters 12220 World Trade Drive San Diego, CA 92128 U.S.A. Pulse Europe Zeppelinstrasse 15 71083 Herrenberg Germany Pulse China Headquarters Pulse North China Pulse South Asia Pulse North Asia B402, Shenzhen Academy of Room 2704/2705 135 Joo Seng Road 3F, No. 198 Aerospace Technology Bldg. Super Ocean Finance Ctr. #03-02 Zhongyuan Road 10th Kejinan Road 2067 Yan An Road West PM Industrial Bldg. Zhongli City High-Tech Zone Shanghai 200336 Singapore 368363 Taoyuan County 320 Nanshan District China Taiwan R. O. C. Shenzen, PR China 518057 Tel: 886 3 4356768 TEL: 858 674 8100 Tel: 49 7032 7806 0 Tel: 86 755 33966678 Tel: 86 21 62787060 Tel: 65 6287 8998 Fax: 886 3 4356823 (Pulse) FAX: 858 674 8262 Fax: 49 7032 7806 12 Fax: 86 755 33966700 Fax: 86 2162786973 Fax: 65 6287 8998 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. © Copyright, 2013. Pulse Electronics, Inc. All rights reserved. 1 pulseelectronics.com P537.C (12/13)