SD18-xxx Cooper Electronic, SD18-xxx Datasheet - Page 2

• Manufacturer Part Number: SD18-xxx
• Description: High Power Density
• Manufacturer: Cooper Electronic

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(1) Open Circuit Inductance Test Parameters: 100KHz, 0.25Vrms, 0.0Adc.
(2) RMS current for an approximate ∆T of 40°C without core loss. It is
(3) Peak current for approximate 30% roll off at 20°C.
Part Number
SD12-221
SD12-331
SD12-471
SD12-681
SD12-821
SD12-102
SD18-R47
SD18-R82
SD18-1R2
SD18-1R5
SD18-2R2
SD18-3R3
SD18-4R7
SD18-6R2
SD18-8R2
SD18-100
SD18-150
SD18-220
SD18-330
SD18-470
SD18-680
SD18-820
SD18-101
SD18-151
SD18-221
SD18-331
SD18-471
SD18-681
SD18-821
SD18-102
SD20-R47
SD20-1R2
SD20-1R5
SD20-2R2
SD20-3R3
SD20-4R7
SD20-6R2
SD20-8R2
SD20-100
SD20-150
SD20-220
SD20-330
SD20-470
SD20-680
SD20-820
SD20-101
SD20-151
SD20-221
SD20-331
SD20-471
SD20-681
SD20-821
SD20-102
SD25-R47
SD25-R82
SD25-1R2
SD25-1R5
SD25-2R2
recommended that the temperature of the part not exceed 125°C.
Inductance
Rated
1000
1000
1000
(µH)
0.47
0.82
1.20
1.50
2.20
3.30
4.70
6.20
8.20
10.0
15.0
22.0
33.0
47.0
68.0
82.0
0.47
1.20
1.50
2.20
3.30
4.70
6.20
8.20
10.0
15.0
22.0
33.0
47.0
68.0
82.0
0.47
0.82
1.20
1.50
2.20
220
330
470
680
820
100
150
220
330
470
680
820
100
150
220
330
470
680
820
OCL (1)
+/-20%
102.01
151.29
222.01
334.89
479.61
681.21
823.69
1004.9
222.0
334.9
462.3
670.8
800.9
992.3
10.89
15.21
22.09
32.49
47.61
68.89
82.81
0.490
15.21
22.09
32.49
47.61
68.89
82.81
98.01
151.3
222.0
327.6
470.9
681.2
823.7
0.466
0.770
1004
(µH)
0.49
0.81
1.21
1.69
2.25
3.61
4.41
6.25
8.41
1.21
1.69
2.25
3.61
4.41
6.25
8.41
9.61
1.15
1.61
2.14
Marking
Part
W
W
W
G
M
O
Q
G
M
O
Q
S
U
V
X
A
B
C
D
E
H
K
N
P
R
S
U
V
X
Y
A
B
C
D
E
H
K
N
P
R
S
U
V
X
A
B
C
D
E
T
F
J
L
T
F
J
L
T
(4) DCR limits @ 20°C.
5) Applied Volt-Time product (V-uS) across the inductor at 100kHz necessary to
Amperes
Irms (2)
generate a core loss equal to 10% of the total losses for 40°C temperature rise.
0.229
0.186
0.167
0.149
0.129
0.121
0.876
0.715
0.578
0.514
0.446
0.419
0.345
0.296
0.248
0.201
0.167
0.145
0.136
0.913
0.745
0.610
0.576
0.495
0.435
0.356
0.294
0.263
0.216
0.204
0.172
3.58
3.24
2.97
2.73
2.55
2.07
1.77
1.61
1.38
1.28
1.06
3.59
3.07
2.88
2.45
2.17
2.05
1.89
1.61
1.53
1.25
1.12
3.88
3.58
3.33
3.12
2.93
Low Profile, Shielded Inductors
Amperes
Isat (3)
0.181
0.148
0.126
0.104
0.095
0.086
0.982
0.831
0.689
0.568
0.470
0.390
0.356
0.321
0.263
0.217
0.177
0.148
0.124
0.113
0.102
0.966
0.903
0.718
0.596
0.491
0.406
0.337
0.308
0.283
0.228
0.188
0.155
0.129
0.107
0.098
0.088
4.63
3.60
2.95
2.49
2.16
1.71
1.54
1.30
1.12
4.00
2.55
2.15
1.87
1.47
1.33
1.12
6.00
4.67
3.81
3.23
2.80
High Power Density,
DCR (4)
0.0201
0.0247
0.0294
0.0345
0.0398
0.0605
0.0824
0.1000
0.1351
0.1584
0.2278
0.3366
0.5057
0.7732
0.9798
0.0200
0.0275
0.0312
0.0429
0.0547
0.0612
0.0720
0.1000
0.1100
0.1655
0.2053
0.3100
0.4650
0.6947
0.7785
0.0177
0.0208
0.0240
0.0274
0.0311
11.30
14.93
17.20
12.35
14.01
Typ.
4.76
7.25
8.95
1.30
1.47
2.18
2.95
4.20
6.39
9.28
1.06
1.37
2.04
2.99
3.74
5.56
6.22
8.73
(Ω)
SD Series
u-sec
60.49
74.30
87.29
11.09
13.10
15.79
19.15
23.18
27.89
30.58
33.94
41.33
50.06
61.49
73.58
87.70
96.43
10.08
12.68
15.28
18.53
22.43
26.98
29.58
32.18
39.98
48.43
58.83
70.53
84.83
93.28
Typ.
2.35
3.02
3.70
4.37
5.04
6.38
7.06
8.40
9.74
2.28
3.58
4.23
4.88
6.18
6.83
8.13
9.43
2.13
2.74
3.34
3.95
4.56
Volt
105
115
128
107
103
®