SFM Series
SMD Shielded Power Inductor
Stackpole Electronics, Inc.
Resistive Product Solutions
Features:
•
•
•
•
•
Low profile for space requirements
Provides low RDC and large current handling
Provides magnetic shielding against radiation
For inductance values outside those listed in the
datasheet contact factory
Find environmental information and packaging
specifications in related supplemental documents
OA equipment
Portable communication devices
DC/DC converters
Notebook PC’s
Power supplies
Applications:
•
•
•
•
•
Inductance and Current Ranges
Type
SFM0518
SFM0520
SFM0620
SFM0630
SFM1268
Inductance
1.2 - 47
μH
1.2 - 100
μH
1.0 - 47
μH
1.0 - 150
μH
1.7 - 680
μH
Current Ranges
1.80 - 0.33 A
2.15 - 0.23 A
3.48 - 0.50 A
3.59 - 0.31 A
7.70 - 0.55 A
How to Order
SEI Type
Dimensions
Tolerance
Packaging
Inductance
SFM
Type
SFM
Description
SMD Power Inductor
Code
0518
0520
0620
0630
1268
0518
Dimensions (mm)
5.2 x 5.2 x 1.8
5.2 x 5.2 x 2.0
6.3 x 6.2 x 2.0
6.3 x 6.2 x 3.0
12.8 x 12.8 x 6.8
Code
M
N
M
Tolerance
±20%
±30%
T
Code
1R1
470
101
101
Inductance
1.1
μH
47
μH
100
μH
Rev Date: 12/29/09
This specification may be changed at any time without prior notice.
Please confirm technical specifications before you order and/or use.
1
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SFM Series
SMD Shielded Power Inductor
Stackpole Electronics, Inc.
Resistive Product Solutions
Mechanical Specifications
Type / Code
SFM0518
SFM0520
SFM0620
SFM0630
SFM1268
Figure
1
1
2
2
2
A
max.
0.205
5.2
0.205
5.2
0.248
6.3
0.248
6.3
0.504
12.8
B
max.
0.205
5.2
0.205
5.2
0.244
6.2
0.244
6.2
0.504
12.8
C
max.
0.071
1.8
0.079
2.0
0.079
2.0
0.118
3.0
0.268
6.8
D
0.165
4.2
0.165
4.2
0.189
4.8
0.189
4.8
0.335
8.5
E
0.024
0.6
0.024
0.6
0.024
0.6
0.024
0.6
0.079
2.0
F
0.055
1.4
0.055
1.4
0.079
2.0
0.079
2.0
0.118
3.0
Units
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
Electrical Characteristics – SFM0518
Type / Code
SFM0518MT1R2
SFM0518MT1R8
SFM0518MT2R3
SFM0518MT3R6
SFM0518MT4R3
SFM0518MT5R1
SFM0518MT6R8
SFM0518MT100
SFM0518MT150
SFM0518MT180
SFM0518MT220
SFM0518MT330
SFM0518MT470
L
(μH)
1.2
1.8
2.3
3.6
4.3
5.1
6.8
10
15
18
22
33
47
Test Freq
(Hz)
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
Tolerance
(%)
20
20
20
20
20
20
20
20
20
20
20
20
20
DCR
(Ω) Max
0.054
0.065
0.076
0.097
0.110
0.130
0.150
0.220
0.325
0.380
0.540
0.770
1.120
I DC
(A) Max
1.80
1.60
1.50
1.20
1.10
1.00
0.94
0.80
0.64
0.56
0.49
0.41
0.33
Rev Date: 12/29/09
This specification may be changed at any time without prior notice.
Please confirm technical specifications before you order and/or use.
2
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SFM Series
SMD Shielded Power Inductor
Stackpole Electronics, Inc.
Resistive Product Solutions
Electrical Characteristics – SFM0520
Type / Code
SFM0520MT1R2
SFM0520MT2R2
SFM0520MT3R5
SFM0520MT4R7
SFM0520MT6R8
SFM0520MT100
SFM0520MT150
SFM0520MT220
SFM0520MT330
SFM0520MT470
SFM0520MT680
SFM0520MT101
L
(μH)
1.2
2.2
3.5
4.7
6.8
10
15
22
33
47
68
100
Test Freq
(Hz)
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
Tolerance
(%)
20
20
20
20
20
20
20
20
20
20
20
20
DCR
(Ω) Max
0.037
0.049
0.061
0.072
0.084
0.125
0.175
0.230
0.375
0.605
0.780
1.250
I sat
(A) Max
2.15
1.63
1.34
1.14
0.95
0.76
0.63
0.56
0.44
0.36
0.30
0.23
I rms
(A) Max
2.29
1.64
1.45
1.22
1.10
0.87
0.72
0.66
0.48
0.35
0.33
0.24
Electrical Characteristics SFM0620
Type / Code
SFM0620MT1R0
SFM0620MT1R5
SFM0620MT2R0
SFM0620MT3R3
SFM0620MT4R7
SFM0620MT6R2
SFM0620MT8R2
SFM0620MT100
SFM0620MT120
SFM0620MT150
SFM0620MT180
SFM0620MT220
SFM0620MT270
SFM0620MT330
SFM0620MT390
SFM0620MT470
L
(μH)
1.0
1.5
2.0
3.3
4.7
6.2
8.2
10.0
12.0
15.0
18.0
22.0
27.0
33.0
39.0
47.0
Test Freq
(Hz)
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
Tolerance
(%)
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
DCR
(Ω) Max
0.014
0.017
0.024
0.039
0.055
0.062
0.085
0.098
0.128
0.149
0.172
0.211
0.275
0.306
0.394
0.452
I sat
(A) Max
3.50
2.94
2.47
1.99
1.59
1.49
1.25
1.22
0.99
0.94
0.83
0.80
0.65
0.63
0.55
0.50
I rms
(A) Max
3.48
2.99
2.33
1.97
1.54
1.45
1.23
1.09
1.10
0.82
0.90
0.74
0.65
0.61
0.56
0.52
Rev Date: 12/29/09
This specification may be changed at any time without prior notice.
Please confirm technical specifications before you order and/or use.
3
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marketing@seielect.com
SFM Series
SMD Shielded Power Inductor
Stackpole Electronics, Inc.
Resistive Product Solutions
Electrical Characteristics – SFM0630
Type / Code
SFM0630MT1R0
SFM0630MT1R5
SFM0630MT2R2
SFM0630MT3R6
SFM0630MT4R7
SFM0630MT6R2
SFM0630MT100
SFM0630MT120
SFM0630MT150
SFM0630MT180
SFM0630MT220
SFM0630MT270
SFM0630MT330
SFM0630MT390
SFM0630MT470
SFM0630MT560
SFM0630MT680
SFM0630MT820
SFM0630MT101
SFM0630MT151
L
(μH)
1
1.5
2.2
3.6
4.7
6.2
10
12
15
18
22
27
33
39
47
56
68
82
100
150
Test Freq
(Hz)
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
Tolerance
(%)
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
DCR
(Ω) Max
0.011
0.013
0.016
0.021
0.027
0.032
0.049
0.052
0.062
0.074
0.095
0.120
0.140
0.150
0.185
0.220
0.270
0.330
0.415
0.615
I sat
(A) Max
3.59
2.93
2.42
1.89
1.66
1.45
1.14
1.04
0.93
0.85
0.77
0.70
0.63
0.58
0.53
0.48
0.44
0.40
0.36
0.31
I rms
(A) Max
4.03
3.63
3.30
2.82
2.45
2.20
1.77
1.70
1.55
1.41
1.23
1.08
0.99
0.95
0.84
0.76
0.69
0.61
0.54
0.42
Rev Date: 12/29/09
This specification may be changed at any time without prior notice.
Please confirm technical specifications before you order and/or use.
4
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marketing@seielect.com
SFM Series
SMD Shielded Power Inductor
Stackpole Electronics, Inc.
Resistive Product Solutions
Electrical Characteristics – SFM1268
Type / Code
SFM1268NT1R7
SFM1268NT2R7
SFM1268NT3R9
SFM1268NT5R6
SFM1268NT7R5
SFM1268MT100
SFM1268MT120
SFM1268MT150
SFM1268MT180
SFM1268MT220
SFM1268MT270
SFM1268MT330
SFM1268MT390
SFM1268MT470
SFM1268MT560
SFM1268MT680
SFM1268MT820
SFM1268MT101
SFM1268MT121
SFM1268MT151
SFM1268MT181
SFM1268MT221
SFM1268MT271
SFM1268MT331
SFM1268MT391
SFM1268MT471
SFM1268MT561
SFM1268MT681
L
(μH)
1.7
2.7
3.9
5.6
7.5
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
330
390
470
560
680
Test Freq
(Hz)
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
100 KHz
Tolerance
(%)
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
DCR
(Ω) Max
0.010
0.011
0.014
0.016
0.017
0.023
0.027
0.032
0.040
0.046
0.050
0.064
0.074
0.082
0.105
0.120
0.145
0.170
0.185
0.235
0.290
0.350
0.415
0.495
0.610
0.705
0.900
1.120
I sat
(A) Max
11.80
9.00
7.90
6.80
5.70
5.50
5.00
4.50
4.10
3.60
3.20
3.00
2.70
2.40
2.00
1.70
1.60
1.50
1.30
1.20
1.10
1.00
0.93
0.83
0.76
0.67
0.62
0.55
I rms
(A) Max
7.70
7.00
6.00
5.60
5.10
4.40
4.00
3.60
3.20
2.90
2.80
2.40
2.20
2.10
1.90
1.70
1.60
1.40
1.30
1.20
1.10
1.00
0.92
0.83
0.77
0.70
0.64
0.58
Rev Date: 12/29/09
This specification may be changed at any time without prior notice.
Please confirm technical specifications before you order and/or use.
5
www.seielect.com
marketing@seielect.com
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