AMORPHOUS CHOKE COILS
The FM series coils are made of nano-crystal.
?MAJOR
USES
@Signal
power line noise control
@DC
power line noise control
@AC
power line noise control
?FEATURES
@The
high permeability core is made of nano-crystal
@High
impedance in spite of a small number of turns
@Excellent
temperature characteristics
@Conforming
to insulating type B and incombustibility UL94V-0
?CORE
STANDARD SPECIFICATIONS
Cross
Sectional
Core Part No. Abbreviation
Area
(Old Core Part No.)
Magnetic
Path
Length
Outside Dimensions
Inductance Coefficient AL Value
Outer
I
dc
=0[A]
Diameter Width Height
mH
(100kHz)
mm
mm
mm
cm
2
LRF251515MK
(F251515MK)
LRF322015MK
(F322015MK)
LRF372315MK
(F372315MK)
LRF462725MK
(F462725MK)
LRF603525MK
(F603525MK)
LRF624520MK
(F624520MK)
M8K
MRK
MJK
MKK
MLK
MLCH
0.63
0.73
0.85
1.92
2.53
1.36
cm
6.40
8.17
9.42
11.50
14.90
16.80
28.3
35.2
40.5
49.4
66.7
66.0
12.7
17.5
19.5
22.7
29.3
41.0
17.5
17.3
18.0
28.0
29.2
24.0
18.3
16.6
17.2
31.0
31.6
15.2
(1/4)
CAT. No. E1008E
AMORPHOUS CHOKE COILS
?FREQUENCY
- IMPEDANCE CHARACTERISTICS (1)
@
LRF251515MK
10000
?FREQUENCY
- IMPEDANCE CHARACTERISTICS (2)
@
LRF372315MK
10000
1000
1000
Impedance Z [O]
100
Impedance Z [O]
100
10
N = 5T
N = 3T
N = 2T
10
N = 5T
N = 3T
N = 2T
1
N = 1T
1
N = 1T
0.1
1
10
100
1000
10000
0.1
1
10
100
1000
10000
Frequency f [kHz]
Frequency f [kHz]
?FREQUENCY
- IMPEDANCE CHARACTERISTICS (3)
@
LRF462725MK
10000
?FREQUENCY
- IMPEDANCE CHARACTERISTICS (4)
@
LRF624520MK
10000
1000
1000
Impedance Z [O]
100
N = 5T
Impedance Z [O]
100
10
N = 3T
N = 2T
10
N = 5T
N = 3T
N = 2T
1
N = 1T
1
N = 1T
0.1
1
10
100
1000
10000
0.1
1
10
100
1000
10000
Frequency f [kHz]
Frequency f [kHz]
?FREQUENCY
- PERMEABILITY CHARACTERISTICS
1000000
?ATTENUATION
CHARACTERISTICS
50
100000
40
FMseries
10000
Attenuation [dB]
Permeability
30
1000
20
LDFM010103MJ-V00
LDFM010502MR-V00
100
10
LDFM010302MT-V00
LDFM015102MT-V00
10
1
10
100
1000
0
10
100
1000
10000
100000
Frequency f [kHz]
Frequency f [kHz]
(2/4)
CAT. No. E1008E
AMORPHOUS CHOKE COILS
D2
W
The FM series coils are made of nano-crystal.
?MAJOR
USES
@Signal
power line noise control
@DC
power line noise control
@AC
power line noise control
D1
a
Maximum outer diameter : D1(Vertical), D2(Horizontal)
Maximum width : W
Total lead length : L=30mm(+3mm, -3mm)
Soldering boundary : a=1.5mmMAX
*The bottom of the core or coil ( ) is defined
as base surface.
?FEATURES
@The
high permeability core is made of nano-crystal
@High
impedance in spite of a small number of turns
@Excellent
temperature characteristics
@Conforming
to insulating type B and incombustibility UL94V-0
?COIL
STANDARD SPECIFICATIONS
Coil Part No.
(Old Coil Part No.)
Core Part No.
(Old Core Part No.)
Rated
Current
A
D.C.R.
Outside Dimensions
Winding
10kHz 100kHz
mo
mmfblines-turns
D1
W
D2
Typical Rating
(max)
mm mm mm
mH
mH
Inductance
LDFM001802MS-V00
(FM01393MS)
LDFM002302MS-V00
(FM02173MS)
LDFM003152MS-V00
(FM03872MS)
LDFM005302MT-V00
(FM05302MT)
LDFM005502MT-V00
(FM05502MT)
LDFM005103MR-V00
(FM05103MR)
LDFM010102MT-V00
(FM10102MT)
LDFM010302MT-V00
(FM10302MT)
LDFM010502MR-V00
(FM10502MR)
LDFM010103MJ-V00
(FM10103MJ)
LDFM015102MT-V00
(FM15102MT)
LDFM015302MR-V00
(FM15302MR)
LDFM015502MJ-V00
(FM15502MJ)
LDFM020102MR-V00
(FM20102MR)
LDFM020302MJ-V00
(FM20302MJ)
LDFM025252MJ-V00
(FM25252MJ)
LDFM030102MR-V00
(FM30102MR)
LDFM030202MJ-V00
(FM30202MJ)
LRF110705M
(F110705M)
LRF110705M
(F110705M)
LRF110705M
(F110705M)
LRF281510M
(F281510M)
LRF281510M
(F281510M)
LRF322015M
(F322015M)
LRF281510M
(F281510M)
LRF281510M
(F281510M)
LRF322015M
(F322015M)
LRF372315M
(F372315M)
LRF281510M
(F281510M)
LRF322015M
(F322015M)
LRF372315M
(F372315M)
LRF322015M
(F322015M)
LRF372315M
(F372315M)
LRF372315M
(F372315M)
LRF322015M
(F322015M)
LRF372315M
(F372315M)
1
2
3
5
5
5
10
10
10
10
15
15
15
20
20
25
30
30
28.0
11.6
5.6
13.0
23.0
39.0
5.8
13.0
24.0
46.5
3.7
15.0
24.8
4.2
13.5
11.6
4.2
9.9
8.0
3.0
1.5
3.0
5.0
10.0
1.0
3.0
5.0
10.0
1.0
3.0
5.0
1.0
3.0
2.5
1.0
2.0
350
150
70
17
23
33
8
11
15
20
6
10
11
5
7
5
5
6
0.35B1p - 36T
0.45B1p - 23T
0.55B1p - 16T
1.1
B1p
- 15T
1.1
B1p
- 20T
1.1
B1p
- 26T
1.5
B1p
- 10T
1.4
B1p
- 15T
1.5
B1p
- 19T
1.5
B1p
- 26T
1.6
B1p
- 8T
1.8
B1p
- 15T
1.8
B1p
- 19T
1.5
B2p
- 8T
1.5
B2p
- 14T
1.6
B2p
- 13T
1.7
B2p
- 8T
1.7
B2p
- 12T
15.0 15.0 11.9
15.0 15.0 11.9
15.0 15.0 11.9
34.0 36.0 20.0
34.5 36.5 20.5
39.0 41.0 25.5
34.0 38.0 22.0
36.0 38.0 22.0
40.0 43.0 27.0
46.5 47.5 27.5
34.5 38.0 20.5
40.0 42.5 29.0
47.0 49.0 28.0
42.5 43.0 28.0
46.5 48.0 30.0
47.0 49.0 31.0
39.5 44.0 29.5
47.0 48.5 31.0
There is a horizontal putting type in all items in the above list.
"V" changes into "H" in last the third digit of the name of items.
(3/4)
CAT. No. E1008E
L
AMORPHOUS CHOKE COILS
Upgrade!
The FM series coils are made of nano-crystal.
?MAJOR
USES
@Common
mode coils for noise filter in inverter or
large capacity power supply
D2
?FEATURES
W
D1
@Small
profile, light through adoption of high permeability core
@High
inductance in spite of a small number of turns
@Low
temperature rise and, low D.C. resistance
@Stable
frequency performance of noise suppression
in wide frequency range
@Excellent
temperature characteristics
@Conforming
to insulating type B and incombustibility UL94V-0
Maximum outer diameter : D1(Vertical), D2(Horizontal)
Maximum width : W
Total lead length* : L=15mm(+5mm, -5mm)
Soldering boundary* : a=1.5mmMAX
*The bottom of the core or coil ( ) is defined
as base surface.
a
?COIL
STANDARD SPECIFICATIONS
Coil Part No.
(Old Coil Part No.)
Core Part No.
(Old Core Part No.)
Rated
Current
A
D.C.R.
Outside Dimensions
Winding
10kHz 100kHz
mo
mmfblines-turns
D1
W
D2
Typical Rating
(max)
mm mm mm
mH
mH
Inductance
LDFM015802MGQH00
(FM15802MGQ)
LDFM020402MGQH00
(FM20402MGQ)
LDFM025282MGQH00
(FM25282MGQ)
LDFM030172MGQH00
(FM30172MGQ)
LRF503415MQ
(F503415MQ)
LRF503415MQ
(F503415MQ)
LRF503415MQ
(F503415MQ)
LRF503415MQ
(F503415MQ)
15
20
25
30
30.0
16.0
10.0
7.0
8.0
4.0
2.8
1.7
15
6
5
4
L
2.0B1P
2.3B1P
1.8B2P
2.0B2P
65.0 65.0 35.0
65.0 65.0 35.0
65.0 65.0 35.0
65.0 65.0 35.0
?FREQUENCY
- IMPEDANCE CHARACTERISTICS
100
10
Impedance Z [kO]
1
LDFM015802MGQH00
LDFM020402MGQH00
0.1
LDFM025282MGQH00
00
LDFM030172MGQH00
0.01
1
10
100
Frequency f [kHz]
1000
10000
(4/4)
CAT. No. E1008E
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