FIS155NL

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, Reinforced Insulation. Isolation primary to secondary: 4000V AC 25A maximum primary current, 500kHz maximum frequency Applications: switch-mode power supplies, lighting, switch controls Electrical Specifications @ 25°C - Operating Temperature -40°C to +125°C Part No. Prim/Sec Ratio Sec L (mH MIN) Sec DCR (Ω MAX) Vxτ (MAX) FIS105NL 1:50 4.7 0.5 175 µVS FIS115NL 1:100 18 2.0 350 µVS FIS125NL 1:200 76 4.5 700 µVS FIS155NL 1:500 470 16.0 1750 µVS FIS1105NL 1:1000 1900 50.0 3500 µVS Notes: L: Inductance: (1-3) tested at 10 KHz & 10 mV V x τ: V = Rt x ls τ = 2F1 Rt (Ω): Recommended Terminating Resistance Is (A): sec. current F(Hz): Frequency * Contact Pulse for availability Mechanicals Schematics FISXXX 3 2 5 1 FIS105NL/15NL/25NL/55NL FIS1105NL Weight .......................7.0 grams ....................8.0 grams Tray ................................30/tray ........................34/tray Dimension: mm Unless otherwise specified, all tolerances are ± 0.50 For More Information: Americas - prodinfo_power_americas@ yageo.com | Europe - prodinfo_power_emea@yageo.com | Asia - prodinfo_power_asia@yageo.com 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, 2023. Pulse Electronics, Inc. All rights reserved. 1 PulseElectronics.com P537.G (01/23)