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
@Miniaturization
in comparison with TM series coils
@High
inductance in low load current
@Low
leakage flux due to gap-less structure
?CORE
STANDARD SPECIFICATIONS
Cross
Sectional
Core Part No. Abbreviation
Area
(Old Core Part No.)
Magnetic
Path
Length
Outside Dimensions
Inductance Coefficient AL Value
Outer
Rated Rated Current
Width Height
I
dc
=0[A]
Current* Ampere Turn
Diameter
mH
mH
mm
mm
mm
[AT]
cm
2
cm
LPB150905N
(B150905N)
LPB190910N
(B190910N)
LPB221310N
(B221310N)
LPB251510N
(B251510N)
LPB251515N
(B251515N)
LPB322015N
(B322015N)
LPB372315N
(B372315N)
LPB462715N
(B462715N)
LPB462720N
(B462720N)
*200[kHz],
P25%
X2
XU
X6
X7
X8
XR
XJ
XQ
XC
0.140
0.447
0.396
0.430
0.645
0.774
0.924
1.254
1.634
3.85
4.49
5.50
6.28
6.28
8.17
9.42
11.50
11.50
17.2
21.6
24.7
28.3
28.3
35.2
40.5
49.4
49.4
7.3
7.3
10.5
12.7
12.7
17.5
19.5
22.7
22.7
6.4
11.9
12.0
12.3
17.5
17.3
18.0
18.0
23.0
0.079
0.248
0.153
0.153
0.226
0.229
0.209
0.232
0.310
0.047
0.100
0.065
0.068
0.091
0.091
0.096
0.084
0.112
100
200
240
270
300
350
375
600
600
?CORE
LOSS CHARACTERISTICS
@
BM choke
1000
Core loss PFe [mW/g]
100
300[kHz]
200[kHz]
150[kHz]
10
100[kHz]
80[kHz]
50[kHz]
20[kHz]
1
1
10
100
1000
10000
Magnetic flux density
D
Bp-p [mT]
(1/4)
CAT. No. E1008E
AMORPHOUS CHOKE COILS
?FREQUENCY
- INDUCTANCE CHARACTERISTICS
@
BM choke
110
?TEMPERATURE
DEPENDENCE
- INDUCTANCE AND CORE LOSS
@
Frequency : 200[kHz]
140
Core loss Relative value [%]
120
100
Inductance Rated Current
Relative value [%]
100
Idc=0 [A]
Core loss
90
80
80
60
70
1
10
100
1000
40
-20
0
20
40
60
80
100
120
140
Frequency f [kHz]
Temperature [C]
?B-H
CURVE
Magnetic flux density
2.0
B [T]
?D.C.
BIAS CHARACTERISTICS AL-AT(1)
@
Frequency : 200[kHz]
0.3
0.25
1.0
0.2
AL [MH]
0.15
LPB190910N
8
Magnetic field
H [kA/m]
0.1
LPB221310N
0.05
LPB251510N
LPB150905N
0
0
100
200
300
400
500
600
NI [AT]
?D.C.
BIAS CHARACTERISTICS AL-AT(2)
@
Frequency : 200[kHz]
0.35
0.3
0.25
0.2
0.15
AL [MH]
LPB462715N
LPB462720N
0.1
0.05
LPB322015N
0
0
100
200
300
400
500
600
LPB372315N
700
800
900
1000 1100
NI [AT]
(2/4)
CAT. No. E1008E
AMORPHOUS CHOKE COILS
D2
W
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.
D1
a
?COIL
STANDARD SPECIFICATIONS
Coil Part No.
(Old Coil Part No.)
Rated
Current
A
3
5
8
10
15
20
25
30
3
5
8
10
15
20
25
30
35
40
Inductance (200kHz)
0[A]
mH
1100
360
140
62
35
23
13
7.6
1400
460
180
110
62
35
22
16
12
7.6
Rating
mH
420
160
60
30
15
10
6
3.6
550
200
80
50
27
15
9
7
5.0
3.4
*1
D.C.R.
mo
(max)
130
55
20
11
6
4
2
2
150
60
23
16
8
5
3
3
3
2
Outside Dimensions
Winding
*2
W
D2
mmfblines-turns
D1
mm
mm
mm
LBBM003421X6-V00
(BM03421X6)
LBBM005161X6-V00
(BM05161X6)
LBBM008600X6-V00
(BM08600X6)
LBBM010300X6-V00
(BM10300X6)
LBBM015150X6-V00
(BM15150X6)
LBBM020100X6-V00
(BM20100X6)
LBBM025060X6-V00
(BM25060X6)
LBBM0303R6X6-V00
(BM30040X6)
LBBM003551X7-V00
(BM03551X7)
LBBM005201X7-V00
(BM05201X7)
LBBM008800X7-V00
(BM08800X7)
LBBM010500X7-V00
(BM10500X7)
LBBM015270X7-V00
(BM15270X7)
LBBM020150X7-V00
(BM20150X7)
LBBM025090X7-V00
(BM25090X7)
LBBM030070X7-V00
(BM30070X7)
LBBM035050X7-V00
(BM35050X7)
LBBM0403R4X7-V00
(BM40030X7)
0.8B1p - 80T
1.0B1p - 48T
0.9B2p - 30T
1.0B2p - 20T
1.0B3p - 15T
1.0B4p - 12T
1.2B4p -
1.3B4p -
9T
7T
L
29.0 29.0 17.5
29.0 29.0 18.0
29.0 29.0 18.0
29.0 29.0 18.0
29.5 29.5 18.5
29.5 29.5 18.5
30.0 30.0 19.0
31.0 31.0 19.5
32.5 32.5 18.0
32.0 32.5 18.0
32.5 33.0 18.5
32.5 33.0 18.5
33.0 33.5 19.0
33.5 33.5 20.0
33.5 33.5 21.0
34.5 34.5 21.0
34.0 34.0 21.0
35.0 35.0 21.0
0.8B1p - 90T
1.0B1p - 54T
0.9B2p - 34T
1.0B2p - 27T
1.0B3p - 20T
1.2B3p - 15T
1.2B4p - 12T
1.3B4p - 10T
1.4B4p -
1.4B5p -
9T
7T
*1 Rated inductance tolerance :
P25%,
the inductance at current 0[A] indicates the reference value.
*2 The number of turns indicates the reference value.
The specification of the inductance takes precedence over that of the number of turns.
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.
There is a type with the length putting seat in
@
item in the above list."V" changes into "D" in last the third digit of the name of items.
There are the type with the length putting seat and the horizontal putting seat in item.
The type with the length putting seat is "V" changes into "B" in last the third digit of the name of items.
*Order the auxiliary pins separately if they are required for the pedestal.
Please select them according to the situation.
(3/4)
CAT. No. E1008E
PCB Design
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