AMORPHOUS CHOKE COILS
AMORPHOUS CHOKE COILS
?MAJOR USES
@Output choke coils for Switching Mode Power Supply
@For DC-DC converter
@Normal mode choke coils for noise control
?FEATURES
@Smaller size in comparison with ferrite choke coil by about half in volume
@Lower core loss in comparison with silicon steel sheet by about half
@More excellent DC bias and temperature characteristics in comparison with
dust choke
?CORE STANDARD SPECIFICATIONS
Magnetic
Path
Length
Cross
Sectional
Area
Outside Dimensions
Outer
Inductance Coefficient AL Value
Core Part No.
(Old Core Part No.)
Rated Rated Current
Current* Ampere Turn
Abbreviation
I
dc=0[A]
mH
Width Height
Diameter
mm
cm2
cm
mH
mm
mm
[AT]
LNC181210G
(C181210G)
G3
G4
G6
0.264
4.71
21.0
22.0
24.7
9.0
12.5
0.122
0.050
0.164
0.116
0.045
0.147
150
200
190
LNC191305G
(C191305G)
0.132
0.396
5.03
5.50
10.0
10.5
8.0
LNC221310G
(C221310G)
12.0
LNC251510G
(C251510G)
LNC251515G
(C251515G)
G7
G8
0.440
0.660
6.28
6.28
28.3
28.3
12.7
12.7
12.3
17.5
0.133
0.185
0.120
0.170
300
330
LNC322010G
(C322010G)
LNC372310G
(C372310G)
G9
G0
0.528
0.616
8.17
9.42
35.2
40.5
17.5
19.5
12.3
13.0
0.137
0.154
0.125
0.140
330
350
LNC372315G
(C372315G)
GJ
0.924
9.42
40.5
19.5
18.0
0.210
0.190
400
LNC462715G
(C462715G)
LNC462725G
(C462725G)
GQ
GK
49.4
49.4
22.7
22.7
18.0
28.0
0.235
0.360
0.207
0.320
450
550
11.5
11.5
1.254
2.090
?CORE LOSS CHARACTERISTICS
@
CM choke
1000
100
10
300[kHz]
200[kHz]
150[kHz]
100[kHz]
80[kHz]
50[kHz]
20[kHz]
1
1
10
100
1000
10000
Magnetic flux density D Bp-p [mT]
(1/5)
CAT. No. E1008E
CHEMI-CON [ UNITED CHEMI-CON, INC. ]
