Sealed Power Inductors – BWVF Series
BWVF Series
BWVF series, an automatic assembly constructed power inductor, is
shielded with magnetic resin and suitable for portable DC-DC
converter applications.
Features
RoHS, Halogen Free and REACH Compliance
Shielded with magnetic resin
Various package size and wide inductance range
Optimize electrical characteristics by using different ferrite core
figures
Applications
Smartphones, tablets and wearable devices
DSC, camcorders
AP Routers
STBs
LCD TVs, monitors and panels
Game consoles
DC/DC converters
Product Identification
Shape and Dimensions
Figure 1
Figure 2
Dimensions in mm
TYPE
BWVF00201612
BWVF00252010
BWVF00252012
BWVF00303010
BWVF00303012
BWVF00303015
FIG
1
1
1
2
2
2
A
2.0±0.25
2.5±0.25
2.5±0.25
3.0±0.20
3.0±0.20
3.0±0.20
B
1.6±0.25
C
1.2±0.05
D
0.6
0.8
0.8
1.0
1.0
1.0
H
1.8
2.2
2.2
3.2
3.2
3.2
I
0.8
0.85
0.85
1.1
1.1
1.1
J
0.8
0.8
0.8
1.0
1.0
1.0
Recommended Pattern
2.0±0.25 1.02 Max
2.0±0.25
1.2±0.05
3.0±0.20 1.02 Max
3.0±0.20
3.0±0.20
1.2 Max
1.5 Max
Sealed Power Inductors – BWVF Series
Shape and Dimensions
Figure 3
Recommended Pattern
Dimensions in mm
TYPE
BWVF00404015
BWVF00404018
BWVF00404026
FIG
3
3
3
A
4.0±0.25
4.0±0.20
4.0±0.20
B
4.0±0.25
4.0±0.20
4.0±0.25
C
1.5±0.2
1.9 Max
2.6±0.2
D
1.3
1.3
1.4
H
3.7
3.7
3.7
I
1.5
1.5
1.6
J
1.2
1.2
1.2
Shapes and Dimensions
Figure 4
Recommended Pattern
Dimensions in mm
TYPE
BWVF00505020
BWVF00606020
BWVF00606028
BWVF00808040
FIG
4
4
4
4
A
5.0±0.20
6.0±0.20
6.0±0.20
8.0±0.20
B
5.0±0.20
6.0±0.20
6.0±0.20
8.0±0.20
C
2.0±0.2
2.0±0.2
2.8±0.2
4.0
+0.2-0.30
D
1.8±0.3
1.7±0.3
1.9±0.3
2.3±0.3
H
4.2
5.7
5.7
7.5
I
1.6
1.7
1.8
2.5
J
2.0
2.8
2.6
3.4
Sealed Power Inductors – BWVF Series
– LVS252012 Series
Electrical Characteristics
Test
Inductance
Part Number
(uH)
BWVF00201612R47□00
BWVF00201612R68□00
BWVF002016121R5□00
BWVF002016126R8□00
0.47
0.68
1.5
6.8
(±%)
(MHz)
20, 30
20, 30
20, 30
20, 30
1
1
1
1
0.051
0.074
0.130
0.465
2.70(2.43)
2.20(1.98)
1.60(1.44)
0.82(0.73)
2.30(2.07)
2.00(1.80)
1.45(1.30)
0.78(0.70)
A
L
D
H
Tolerance
Frequency
(Ω) ±30%
Typ. (Max)
Typ. (Max)
RDC
Isat (A)
Irms (A)
Marking
Note: When ordering, please specify tolerance code. Tolerance: M=±20% , T =±30%
Operating temperature range－55℃½125℃(Including self - temperature rise)
Isat for Inductance drop 30% from its value without current
Irms for a 40℃ temperature rise from 25℃ ambient with current
Measure Equipment：
L：Agilent HP4287A+Agilent HP16197A, 1MHz 200mV
RDC：DIGITAL MILLINHM METER CHROMA 16502, or equivalent
Isat & Irms：Agilent HP4284A
Test Instruments：HP4284A
Material/Impedance Analyzer
Inductance vs. DC Current
10
80
70
8
60
6R8
Tem perature Change vs. DC Current
1R5
6R8
R68 R47
△
T(
℃
)
1R5
R68
R47
3
3.5
4
L(uH)
6
50
40
30
20
10
0
4
2
0
0
0.5
1
1.5
2
2.5
0
0.5
1
1.5
2
2.5
3
DC Current(A)
DC Current(A)
Please be sure to request approval specifications that provide further details of the products. Kindly note that the content of these
specifications are subject to change or may be discontinued without prior notice. This product may not be designed/used in medical or
high risk applications without Chilisin approval. Please contact our sales department before ordering.
Sealed Power Inductors – BWVF Series
– LVS252012 Series
Electrical Characteristics
Test
Inductance
Part Number
(uH)
BWVF00252010R47□00
BWVF002520101R0□00
BWVF002520101R5□00
BWVF002520104R7□00
BWVF00252010100□00
BWVF00252010150□00
BWVF00252010220□00
0.47
1.0
1.5
4.7
10
15
22
(±%)
(MHz)
20, 30
20, 30
20, 30
20, 30
20, 30
20, 30
20, 30
1
1
1
1
1
1
1
0.045
0.066
0.095
0.285
0.535
0.810
1.200
2.80(2.52)
1.98(1.78)
1.70(1.53)
0.92(0.82)
0.60(0.54)
0.50(0.45)
0.40(0.36)
2.30(2.07)
2.05(1.84)
1.85(1.66)
0.95(0.85)
0.70(0.63)
0.55(0.49)
0.44(0.39)
A
B
C
F
H
I
J
Tolerance
Frequency
(Ω) ±30%
Typ. (Max)
Typ. (Max)
RDC
Isat (A)
Irms (A)
Marking
Note: When ordering, please specify tolerance code. Tolerance: M=±20% , T =±30%
Operating temperature range－55℃½125℃(Including self - temperature rise)
Isat for Inductance drop 30% from its value without current
Irms for a 40℃ temperature rise from 25℃ ambient with current
Measure Equipment：
L：Agilent HP4287A+Agilent HP16197A, 1MHz 200mV
RDC：DIGITAL MILLINHM METER CHROMA 16502, or equivalent
Isat & Irms：Agilent HP4284A
Test Instruments：HP4284A
Material/Impedance Analyzer
Inductance vs. DC Current
22.0
20.0
18.0
16.0
14.0
220
Tem perature Change vs. DC Current
80
70
60
220 150 100
4R7
1R5 1R0
△
T(
℃
)
L(uH)
50
40
30
20
12.0
10.0
8.0
6.0
4.0
2.0
0.0
0
R47
150
100
4R7
1R5
1R0
2
2.5
3
R47
10
0
0.5
1
1.5
3.5
4
0
0.5
1
1.5
2
2.5
3
DC Current(A)
DC Current(A)
Please be sure to request approval specifications that provide further details of the products. Kindly note that the content of these
specifications are subject to change or may be discontinued without prior notice. This product may not be designed/used in medical or
high risk applications without Chilisin approval. Please contact our sales department before ordering.
Sealed Power Inductors – BWVF Series
– LVS252012 Series
Electrical Characteristics
Test
Inductance
Part Number
(uH)
BWVF00252012R50□00
BWVF002520121R0□00
BWVF002520121R2□00
BWVF002520121R5□00
BWVF002520122R2□00
BWVF002520123R3□00
BWVF002520124R7□00
BWVF002520125R6□00
BWVF002520126R8□00
BWVF00252012100□00
BWVF00252012150□00
BWVF00252012220□00
0.50
1.0
1.2
1.5
2.2
3.3
4.7
5.6
6.8
10
15
22
(±%)
(MHz)
20, 30
20, 30
20, 30
20, 30
20, 30
20, 30
20, 30
20, 30
20, 30
20, 30
20, 30
20, 30
1
1
1
1
1
1
1
1
1
1
1
1
0.028
0.050
0.053
0.068
0.080
0.130
0.190
0.210
0.300
0.385
0.570
0.810
3.50(3.15)
2.50(2.25)
2.10(1.89)
1.95(1.75)
1.80(1.62)
1.45(1.30)
1.10(0.99)
1.05(0.94)
0.95(0.85)
0.88(0.79)
0.68(0.61)
0.55(0.49)
3.00(2.70)
2.40(2.16)
2.35(2.11)
2.30(2.07)
1.80(1.62)
1.50(1.35)
1.10(0.99)
1.00(0.90)
0.80(0.72)
0.70(0.63)
0.62(0.55)
0.53(0.47)
B
C
D
E
F
G
H
I
J
K
L
M
Tolerance
Frequency
(Ω) ±30%
Typ. (Max)
Typ. (Max)
RDC
Isat (A)
Irms (A)
Marking
Note: When ordering, please specify tolerance code. Tolerance: M=±20% , T =±30%
Operating temperature range－55℃½125℃(Including self - temperature rise)
Isat for Inductance drop 30% from its value without current
Irms for a 40℃ temperature rise from 25℃ ambient with current
Measure Equipment：
L：Agilent HP4287A+Agilent HP16197A, 1MHz 200mV
RDC：DIGITAL MILLINHM METER CHROMA 16502, or equivalent
Isat & Irms：Agilent HP4284A
Test Instruments：HP4284A
Material/Impedance Analyzer
Inductance vs. DC Current
70
20
60
220
15
50
Tem perature Change vs. DC Current
150
100
6R8
5R6
3R3
1R5
4R7
2R2
1R0
R50
220
△
T(
℃
)
6R8
5R6
4R7
3R3 2R2
1R5
2.5
1R0
3
R50
L(uH)
150
10
100
40
30
20
10
0
5
0
0
0.5
1
1.5
2
3.5
4
0
0.5
1
1.5
2
2.5
3
3.5
4
DC Current(A)
DC Current(A)
Please be sure to request approval specifications that provide further details of the products. Kindly note that the content of these
specifications are subject to change or may be discontinued without prior notice. This product may not be designed/used in medical or
high risk applications without Chilisin approval. Please contact our sales department before ordering.
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