SC3DM
500 Bayview Avenue, Inwood, NY 11096
Toll Free 866-239-5777 • Tel 516-239-5777 • Fax 516-239-7208
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1. Magnetically shielded construction – Low EMI
2 Excellent Power Density
3 Engineered to Provide High Efficiency
ELECTRICAL CHARACTERISTICS
Part Number
Inductance
(uH)
(1)
Test
Frequency
DC Resistance
(Ω MAX)
(2)
Saturation
Current
(A)
Temperature
Current
(A)
SC3DM-101 100 100KHZ 0.65 0.032 0.80
SC3DM-221 220 100KHZ 1.10 0.022 0.60
SC3DM-331 330 100KHZ 1.30 0.016 0.50
SC3DM-471 470 100KHZ 1.90 0.014 0.42
SC3DM-681 680 100KHZ 2.50 0.011 0.35
SC3DM-102 1000 100KHZ 3.40 0.009 0.27
SC3DM-152 1500 100KHZ 6.00 0.008 0.22
SC3DM-222 2200 100KHZ 9.20 0.007 0.17
SC3DM-332 3300 100KHZ 11.5 0.005 0.14
SC3DM-472 4700 100KHZ 18.1 0.004 0.12
(1). Inductance tolerance±30% tested at 0.25V, 0ADC and 25℃.
(2). DCR measured at 25℃.
(3). The DC current at which the inductance decreases by 10% from its initial value.
(4). The DC current that results in a 40℃ temperature rise from 25℃ ambient.
(3)
(4)
MARKING
XXX
100
1000
10000
1
10
100
BC3DM I nduct ance decr ease by cur r ent
I nduct ance( uH)
1000
DC c u r r e n t ( mA)
10
1
0. 1
472
681
101
Temper at ur e r i se ℃
BC3DM Temper at ur e r i se by cur r ent
DC current(mA)
80
50
70
40
60
30
20
10
400
600
100
200
300
700
500
800
0
900
1000 1100
472
681
101
SC3DM Inductance decrease by current
Inductance (µH)
DC current (mA)
DC current (mA)
SC3DM Temperature rise by current
Custom versions available upon request.
©2011 Signal Transformer –Specification subject to change without notice. 07.11
