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 =

For More Information

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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, 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