SURFACE MOUNT
COMMON MODE INDUCTORS
SCT SERIES
FEATURES
- Sturdy construction
- Good for infrared reflow soldering
- Ability to handle high current
- Compact, good for high density applications
ELECTRICAL CHARACTERISTICS
- Inductance range
- Test frequency
- Rated current range
- Tolerance
- Test equipment
- Rated current
1.0 µH to 1000 µH
1 KHz @ 10mV
1.03 Amps to 10.0 Amps
± 10% over entire range
QuadTech LCR 1750 Meter
Based on coil temperature rise not to exceed 30°C
73
PHYSICAL CHARACTERISTICS
- Operating temperature
- Core
- Safety rating
- Wdg configurations
- Marking
- Packaging
DIMENSIONS IN INCHES
SERIES
SCT40
SCT50
SCT60
SCT70
TOTAL
LENGTH
"A"
BASE
DIAMETER
"B"
TOTAL
HEIGHT
"C"
0.37" ± 0.03"
0.48" ± 0.03"
0.54" ± 0.03"
0.54" ± 0.03"
TERMINAL
LENGTH
"D"
0.10" ± 0.01"
0.10" ± 0.01"
0.10" ± 0.01"
0.10" ± 0.01"
TERMINAL
WIDTH
"E"
0.13" ± 0.02"
0.13" ± 0.02"
0.13" ± 0.02"
0.13" ± 0.02"
-20°C to +105°C
Ferrite
UL94V-0
Opposed or Bifilar
Black dot designates pin one
Bulk
100 pieces per bag
T & R Available on high volume orders
0.70" ± 0.05" 0.46" ± 0.02"
0.85" ± 0.05" 0.62" ± 0.02"
0.95" ± 0.05" 0.72" ± 0.02"
1.30" ± 0.10" 0.99" ± 0.02"
Note: All four terminals have the same dimensions.
Top view
Bottom view
Side view
1
SCHEMATIC DIAGRAM
E
1
4
D
C
E
2
3
B
Associated Components Technology / Phone 800-234-2645 / Fax 714-265-4810 / Website http://www.act1.com
A
D
74
SCT40 SPECIFICATIONS
Part
Number
SCT40-1R0K
SCT40-5R5K
SCT40-100K
SCT40-250K
SCT40-390K
SCT40-550K
SCT40-650K
SCT40-800K
SCT40-101K
SCT40-151K
SCT40-251K
SCT40-501K
L
( µH )
Tol
%
±
ELECTRICAL SPECIFICATIONS
SCT60 SPECIFICATIONS
DCR
max
(
Ω
)
.0012
.0025
.0050
.0075
.0088
.0100
.0110
.0125
.0150
.0175
.0225
.0312
Rated
Current
( mA )
4100
4100
4100
4100
2600
2600
2600
2600
1630
1630
1630
1030
Part
Number
SCT60-1R0K
SCT60-5R6K
SCT60-100K
SCT60-200K
SCT60-350K
SCT60-500K
SCT60-750K
SCT60-101K
SCT60-151K
SCT60-201K
SCT60-251K
SCT60-391K
SCT60-501K
L
( µH )
1.0
5.6
10
20
35
50
75
100
150
200
250
390
500
Tol
%
±
DCR
max
(
Ω
)
.0013
.0017
.0024
.0029
.0038
.0050
.0075
.0088
.0050
.0062
.0075
.0088
.0100
Rated
Current
( mA )
6500
6500
6500
6500
6500
6500
6500
6500
4100
4100
4100
4100
4100
1.0
5.5
10
25
39
55
65
80
100
150
250
500
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
SCT50 SPECIFICATIONS
Part
Number
SCT50-1R0K
SCT50-5R6K
SCT50-100K
SCT50-250K
SCT50-680K
SCT50-101K
SCT50-151K
SCT50-201K
SCT50-251K
SCT50-391K
SCT50-501K
SCT50-681K
SCT50-751K
SCT50-102K
L
( µH )
1.0
5.6
10
25
68
100
150
200
250
390
500
680
750
1000
Tol
%
±
SCT70 SPECIFICATIONS
DCR
max
(
Ω
)
.0012
.0018
.0025
.0075
.0100
.0110
.0100
.0110
.0125
.0150
.0160
.0188
.0263
.0338
Rated
Current
( mA )
6500
6500
6500
6500
4100
4100
4100
3250
3250
2600
2600
2600
2060
2060
Part
Number
SCT70-1R0K
SCT70-5R0K
SCT70-100K
SCT70-200K
SCT70-350K
SCT70-500K
SCT70-680K
SCT70-101K
SCT70-151K
SCT70-221K
SCT70-351K
SCT70-501K
SCT70-651K
SCT70-751K
SCT70-851K
SCT70-102K
L
( µH )
1
5
10
20
35
50
68
100
150
220
350
500
650
750
850
1000
Tol
%
±
DCR
max
(
Ω
)
.0021
.0028
.0050
.0055
.0059
.0064
.0067
.0100
.0112
.0125
.0137
.0150
.0163
.0175
.0187
.0200
Rated
Current
( mA )
10000
10000
10000
10000
10000
6500
6500
6500
6500
4100
4100
4100
4100
4100
4100
4100
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
SUGGESTED LAND PATTERN
SERIES SPACING "A" WIDTH "B"
SCT40
SCT50
SCT60
SCT70
0.43"
0.58"
0.68"
0.96"
0.20"
0.20"
0.20"
0.20"
LENGTH "C"
0.12"
0.12"
0.12"
0.12"
Terminal
Choke
A
C
B
Solder land
Note: All four solder lands are the same, X & Y dimensions are the same
Associated Components Technology / Phone 800-234-2645 / Fax 714-265-4810 / Website http://www.act1.com