P524.B (06/15)1
pulseelectronics.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 =
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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
3
