SC4020FH
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1. Open frame construction
2 Excellent Power Density
3 Engineered to Provide High Efficiency
ELECTRICAL CHARACTERISTICS
Part Number
e
(uH)
(1)
Frequency
DC Resistance
(Ω MAX)
(2)
Current
(A)
Current
(A)
SC4020FH-R35 0.35 100KHZ 2.5m 25.1 20.0
SC4020FH-1R0 1.0 100KHZ 4.3m 15.3 15.0
SC4020FH-1R5 1.5 100KHZ 5.9m 12.0 13.5
SC4020FH-2R2 2.2 100KHZ 7.5m 10.2 11.0
SC4020FH-2R8 2.8 100KHZ 10m 9.3 9.60
SC4020FH-4R7 4.7 100KHZ 15m 7.7 7.70
SC4020FH-6R8 6.8 100KHZ 22m 6.2 6.20
SC4020FH-100 10 100KHZ 27m 5.2 5.20
SC4020FH-150 15 100KHZ 45m 4.3 4.10
SC4020FH-220 22 100KHZ 63m 3.7 3.50
SC4020FH-330 33 100KHZ 102m 3.0 2.80
SC4020FH-470 47 100KHZ 132m 2.4 2.10
SC4020FH-680 68 100KHZ 185m 2.0 1.90
SC4020FH-101 100 100KHZ 265m 1.8 1.45
(1). Inductance tolerance for 0.35uH~2.8uH: ±30%, for 4.7uH~100uH: ±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.
(3)
(4)
MARKING
XXX
0. 1
1
10
100
100
1000
10000
10
BC4020FH I nduct ance decr ease by cur r ent
I nduct ance( uH)
100000
DC cur r ent ( mA)
1000
101
100
R3 5
4000
8000
12000
16000
20000
24000
28000
0
32000
BC4020FH Temper at ur e r i se by cur r ent
Temper at ur e r i se ℃
DC c u r r e n t ( mA)
80
70
60
50
40
30
20
10
36000
101
100
R3 5
SCH114 Inductance decrease by current
Inductance (µH)
DC current (mA)
DC current (mA)
SCH114 Temperature rise by current
Custom versions available upon request.
©2011 Signal Transformer –Specification subject to change without notice. 07.11
