AMORPHOUS CHOKE COILS
AMORPHOUS CHOKE COILS
?FREQUENCY - INDUCTANCE CHARACTERISTICS ?TEMPERATURE DEPENDENCE
- INDUCTANCE AND CORE LOSS
@
Frequency : 200[kHz]
@
TM choke
110
140
120
Inductance Rated Current
100
90
100
80
Idc=0 [A]
Core loss
80
60
70
1
40
100
10
1000
-20
0
20
40
60
80
100
120
140
Frequency f [kHz]
Temperature [C]
?B-H CURVE
?D.C. BIAS CHARACTERISTICS AL-AT(1)
@
Frequency : 200[kHz]
0.3
Magnetic flux density
2.0
1.0
B [T]
0.25
LPT160910N
0.2
0.15
LPT211205N
0.1
8
Magnetic field
H [kA/m]
LPT130805N
LPT150905N
0.05
0
0
50
100
150
200
250
300
350
400
NI [AT]
?D.C. BIAS CHARACTERISTICS AL-AT(2)
@
Frequency : 200[kHz]
0.3
0.25
LPT271510N
0.2
0.15
0.1
LPT191210N
LPT322010N
0.05
LPT221310N
0
0
100
200
300
400
500
600
700
AT [A]
(2/6)
CAT. No. E1008E