P524.B (06/15)1pulseelectronics.com
Current Sense
Inductors
FIS Series
Current sense inductors, as feedback
elements linking the output and pulse control
circuitry, allow low-cost regulation of switch-
mode power supplies
Fully encapsulated with a frequency of 200
kHz maximum
Isolation Pri to Sec: 2500 Vac
Pri. current: 15 A maximum
FIS 1XXNL
Mechanical Schematic
Electrical Specifications @ 25°C - Operating Temperature -40°C to +125°C
Part Number
Prim/Sec
Ratio
Sec L
(mH MIN)
Sec DCR
(Ω MAX)
V x τ
(MAX)
FIS 101NL 1/50 5.0 0.65 175 VµS
FIS 111NL 1/100 22.0 1.30 350 VµS
FIS 121NL 1/200 94.5 4.50 700 VµS
Notes:
L: Inductance: (1-3) tested at 10 KHz & 10 mV
V x τ: V = Rt x ls τ =
For More Information
Pulse Worldwide
Headquarters
12220 World Trade Drive
San Diego, CA 92128
U.S.A.
Tel: 858 674 8100
Fax: 858 674 8262
Pulse Europe
Einsteinstrasse 1
D-71083 Herrenberg
Germany
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
Tel: 86 21 62787060
Fax: 86 2162786973
Pulse South Asia
135 Joo Seng Road
#03-02
PM Industrial Bldg.
Singapore 368363
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 oered 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, 2015. Pulse Electronics, Inc. All rights reserved.
1
2F
Rt (Ω): Recommended Terminating Resistance
Is (A): sec. current
F(Hz): Frequency
.375
9,53
MAX
.803
20,40
*
1
23
XXX
Ø .196
Ø 5
4 mm ± 1
.677
17,20
.500
12,70
1
3
