SC54
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33
● Features
1. Open frame construction.
ELECTRICAL CHARACTERISTICS
Part Number
Inductance
(uH)
(1)
Test
Frequency
DC Resistance
(Ω MAX)
(2)
Saturation
Current
Temperature
Current
SC54-100 10 2.52MHZ 0.10 1.44 2.20
SC54-120 12 2.52MHZ 0.12 1.40 1.98
SC54-150 15 2.52MHZ 0.14 1.30 1.76
SC54-180 18 2.52MHZ 0.15 1.23 1.65
SC54-220 22 2.52MHZ 0.18 1.11 1.45
SC54-270 27 2.52MHZ 0.20 0.97 1.30
SC54-330 33 2.52MHZ 0.23 0.88
1.20
SC54-390 39 2.52MHZ 0.32 0.80
1.10
SC54-470 47 2.52MHZ 0.37 0.72 1.00
SC54-560 56 2.52MHZ 0.42 0.68
0.86
SC54-680 68 2.52MHZ 0.46 0.61 0..78
SC54-820 82 2.52MHZ 0.60 0.58 0.70
SC54-101 100 1KHZ 0.70 0.52 0.64
SC54-121 120 1KHZ 0.93 0.48 0.58
SC54-151 150 1KHZ 1.10 0.40 0.54
SC54-181 180 1KHZ 1.38 0.38 0.52
SC54-221 220 1KHZ 1.57 0.35
0.48
(
1). Inductance tolerance ±20% 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.
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(3)
(4)
XXX
MARKING
1000
10000
1
100
1000
10000
10
BC54 I nduct ance decr ease by cur r ent
I nduct ance( u H)
100000
DC cur r ent ( mA)
100
10
221
470
100
Temper at ur e r i se ℃
BC54 Temper at ur e r i se by cur r ent
DC c u r r e n t ( mA)
80
50
70
40
60
30
20
10
2000
3000
500
1000 1500
3500
2500
4000
0
4500
5000
221
470
100
SC54 Inductance decrease by current
DC current (mA)
DC current (mA)
SC54 Temperature rise by current
Custom versions available upon request.
©2011 Signal Transformer –
Specification subject to change without notice. 07.11
