Sumida BM1012LF Dc common mode choke coil Datasheet

DC COMMON MODE CHOKE COIL <Pin Type:BM Series>
Type: BM1012LF
◆ Product Description
・12.5×10.3mm Max.(L×W), 12.0mm Max. Height .
・Inductance range: 0.2μH~2.69μH
・Rated current range: 2.5~3.9A
・In addition to the standard versions of inductors shown here,
custom inductors are available to meet your exact requirements.
◆ Feature
・Effective in wide frequency band.(Several MHz~100MHz).
・Even if complete safety ground is impossible in circuit design, effect is expected.
・Less influence when installing on high frequency signal line at Max.10MHz.
・Ideally used in PC.
・RoHS Compliance
◆ Dimensions (mm)
◆ Schematics (Bottom)
7.5±0.5
φ0.7±0.1
12.0±0.5
4.0±1.0
10.0±0.5
11.5±0.5
9.8±0.5
②
③
①
④
* Winding start is #1,#4
* Dimension does not include solder used on coil.
* Terminal pitch is measured at the base.(not from tip of the pin)
◆ Specification
Rated current
D.C.R. (mΩ)
Between (1-4)
Inductance
[MAX.]
(A)[Ref.]
Balance
(1-2) or (4-3)
(2-3) shorted
[MAX.](μH)
at 20℃
※1
Part No.
Stamp
Inductance
[MIN(μH) (1-2)or
( 4-3)
7.96MHz
BM1Ø12LFNP-BØR2
A
0.20
0.15
14.3
3.90
BM1Ø12LFNP-BØR4
B
0.48
0.18
16.3
3.25
BM1Ø12LFNP-BØR8
C
0.88
0.20
18.0
3.20
BM1Ø12LFNP-B1R5
D
1.57
0.23
20.0
3.00
BM1Ø12LFNP-B1R9
E
1.90
0.25
23.8
2.75
BM1Ø12LFNP-B2R7
F
2.69
0.28
27.0
2.50
※1. Rated current: The DC current at which the temperature rise is △t=40℃.(Ta=20℃).
Please refer to the sales offices on our website for a representative near you
www.sumida.com
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