Sumida LF1290 Ac common mode coil type: lf series> Datasheet

AC COMMON MODE COIL <Pin Type: LF Series>
Type: LF1290
◆ Product Description
・17.0×13.0mm Max.(L×W), 9.5mm Max. Height.
・Inductance range: 0.47mH～10mH
・Rated current range: 0.2～1.10A
・In addition to the standard versions of parameters shown here,
custom design are available to meet your exact requirements.
◆ Feature
・Small size and large inductance type.
・Exellent attenuation characteristics in low frequency.
・Ideally used in noise prevention for TV,VCR,AV,OA equipment.
・RoHS Compliance
◆ Dimensions (mm)
3.5±1.0
12 .0 ± 1 .0
4-φ0.6±0.1
9.0±0.5
14.0±0.5
9.0±0.5
16.0±1.0
接着 剤
Adhesive
＊ Dimension does not include solder used on coil.
＊ Terminal pitch is measured at the base.(not from tip of the pin)
◆ Schematics (Bottom)
②
③
①
④
＊ Winding start is #1,#4 or #2,#3．
＊ #1&#4, #2&#3：should be same polarity.
Please refer to the sales offices on our website for a representative near you
www.sumida.com
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AC COMMON MODE COIL <Pin Type: LF Series>
Type: LF1290
◆ Specification
Stamp
Inductance
[MIN.](mH)
(1-2)( 4-3)
1kHz
Inductance
Balance
［MAX.］(μH)
D.C.R. (Ω)
[MAX.]
(1-2)(4-3)
(at 20℃)
Rated current
(50/60Hz)
( Arms)※1
※LF129ØNP-471
471
0.47
50
0.15
1.10
※LF129ØNP-681
681
0.68
50
0.25
0.85
※LF129ØNP-1Ø2
102
1.0
150
0.35
0.65
LF129ØNP-222
222
2.2
150
0.70
0.45
LF129ØNP-392
392
3.9
200
1.20
0.36
LF129ØNP-472
472
4.7
300
1.60
0.34
LF129ØNP-682
682
6.8
400
2.50
0.25
LF129ØNP-1Ø3
103
10.0
550
4.00
0.20
Part No.
※1. Rated current: The AC current at which the temperature rise is △t＝45℃.(Ta＝20℃).
※ Please give sufficient consideration to the thick wire used when producing the P.C.B.
(mounting holesφ1.0mm)
Please refer to the sales offices on our website for a representative near you
www.sumida.com
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