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ICE Components, Inc.
Voice: 800.729.2099 Fax: 678.560.9304
cust.serv@icecomp.com www.icecomponents.com
Line Filters
Features
* Broad frequency attenuation * UU cores for compact design * Wide selection available * Custom designs available
LFU9 Series
Applications
* Off-Line Switch Mode Power Supplies * Conducted EMI Filters * Office Equipment * Medical Equipment
Packaging: Tray=190 pieces, Box=12 trays, Box=2280 pieces
LFU9 Vertical
16.0 max
11.0 ma x
LFU9 Horizontal
16.0 max
14.5 max
16.0 max
BBB- CCC-DE
12.5 max
color dot for pin 1
8.0
4.0+/-0. 5
0.6 dia
color dot for pin 1
7. 0
8.0
4.0 +/-0.5
6.0 max
7.0
0.6 dia
2.0 max
Front View
2 3
1
Side View
4
Front View
2 3
1
Side View
4
BBB -CCC - D E
2
3
2
3
1
4
Top View
Schematic
1
Top View
4
Schematic
units: mm
Electrical Specifications
Part Number LFU9-030-902-2_ LFU9-050-362-2_ LFU9-080-152-2_ LFU9-120-541-2_ LFU9-150-401-2_ LFU9-200-161-2_ LFU9-018-223-4_ LFU9-030-722-4_ LFU9-040-282-4_ LFU9-070-162-4_ LFU9-150-301-4_ LFU9-230-111-4_ Inductance (mH, nom.) 12.96 5.2 2.19 0.77 0.58 0.23 31.36 10.24 4 2.31 0.41
1
Inductance (mH, min.) 9.07 3.64 1.53 0.542 0.4 0.16 21.95 7.17 2.8 1.62 0.29 0.11
1
DCR (,max.) 2.2 0.78 0.35 0.15 0.09 0.045 6.7 2.6 1.15 0.55 0.15 0.065
Rated Current (A) 0.3 0.5 0.8 1.2 1.5 2.0 0.18 0.3 0.4 0.7 1.5 2.3
5
SRF (kHz, typ.) 338 553 913 1729 1998 3062 402 815 1391 1883 4710 7345
1. Tested at 1 kHz, 0.1 Vrms, series. 2. Electrical specs at 25 C. 3. Operating range: -40 C to +130C. 4. Meets UL 94V-0. 5. Rated current produces a temperature rise of 40 C. 6. Specify H or V at end of part number for horizontal or vertical core arrangement.
0.16
Specifications subject to change without notice.
(10/06) LFU9-1
Line Filters LF Series IMPEDANCE
LFU9 Series
VS. FREQUENCY
Z (kOhms)
LFU-98-030-902-2V&H LFU-98-050-362-2V&H
Z (kOhms)
LFU-98-080-152-2V&H LFU-98-120-541-2V&H

Frequency (KHz)
Frequency (KHz)
3.5
3
2.5
LFU-98-150-401-2V&H LFU-98-200-161-2V&H
LFU-98-018-223-4V&H LFU-98-030-722-4V&H
Z (kOhms)
2
Z (kOhms)
0.1 1 10 100 1000 10000 100000
1.5
1
0.5
0

Frequency (KHz)
Frequency (KHz)

Z (kOhms)
Z (kOhms)
LFU-98-040-282-4V&H LFU-98-070-162-4V&H
LFU-98-150-301-4V&H LFU-98-230-111-4V&H

Frequency (KHz)
Frequency (KHz)
Specifications subject to change without notice.
(10/06) LFU9-2

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