AMORPHOUS CHOKE COILS
AMORPHOUS CHOKE COILS
?MAJOR USES
@Output choke coils for Switching Mode Power Supply
@Choke coils for DC-DC converter
@Normal mode choke coils for noise control
?FEATURES
@Great reduction of core loss enabling low temperature rise at high frequency
@Miniaturization and reduction of DC resistance
@Low leakage flux due to gap-less structure
@Excellent frequency and temperature features
?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]
LPT100805N
(T100805N)
NS
N1
N2
N5
NU
NP
N6
N7
N9
0.08
2.84
13.0
16.0
17.2
23.2
18.0
21.9
24.7
29.7
35.2
6.0
6.5
0.100
0.120
0.118
0.126
0.260
0.212
0.229
0.253
0.211
0.063
0.070
0.063
0.060
0.115
0.095
0.112
0.120
0.090
70
LPT130805N
(T130805N)
0.13
0.14
0.21
0.29
0.33
0.40
0.53
0.56
3.44
3.85
5.26
3.92
4.95
5.50
6.60
8.25
5.8
7.3
7.4
6.4
75
LPT150905N
(T150905N)
100
155
120
160
160
200
280
LPT211205N
(T211205N)
10.2
7.3
6.9
LPT160910N
(T160910N)
11.9
11.8
12.0
12.3
12.3
LPT191210N
(T191210N)
9.8
LPT221310N
(T221310N)
10.5
12.5
17.5
LPT271510N
(T271510N)
LPT322010N
(T322010N)
*200[kHz], P25% (LPT100805N : 100[kHz], P25%)
?CORE LOSS CHARACTERISTICS
@
TM choke
1000
100
10
300[kHz]
200[kHz]
150[kHz]
100[kHz]
80[kHz]
50[kHz]
20[kHz]
1000
1
1
10
100
10000
Magnetic flux density D Bp-p [mT]
(1/6)
CAT. No. E1008E
CHEMI-CON [ UNITED CHEMI-CON, INC. ]
