SCRH4D28
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1. Magnetically shielded construction
2 Excellent Power Density
3 Engineered to Provide High Efficiency
Part Number
Inductance
(uH)
(1)
Test
Frequency
DC Resistance
(Ω MAX)
(2)
Saturation
Current
Temperature
Current
SCRH4D28-1R2 1.2 100KHZ 23.6m 2.56 5.00
SCRH4D28-3R3 3.3 100KHZ 49.2m 1.57 2.91
SCRH4D28-4R7 4.7 100KHZ 72.0m 1.32 2.32
SCRH4D28-100 10 100KHZ 128m 1.00 1.51
SCRH4D28-150 15 100KHZ 149m 0.76 1.48
SCRH4D28-330 33 100KHZ 378m 0.56 0.95
SCRH4D28-470 47 100KHZ 587m 0.48 0.73
SCRH4D28-101 100 100KHZ 1.02 0.29 0.51
SCRH4D28-151 150 100KHZ 1.35 0.24 0.46
(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 35% from its initial value.
(4). The DC current that results in a 40℃ temperature rise from 25℃ambient.
(3)
(4)
XXX
MARKING
10
100
100
1000
10000
10
BCRH4D28 I nduct ance decr ease by cur r ent
I nduct ance( u H)
100000
DC c u r r e n t ( mA)
1
0. 1
1000
181
180
1 R2
Temper at ur e r i se ℃
BCRH4D28 Temper at ur e r i se by cur r ent
DC cur r ent ( mA)
80
50
70
40
60
30
20
10
4000
6000
1000
2000
3000
7000
5000
8000
0
9000
10000
181
180
1 R2
SCRH4D28 Inductance decrease by current
Inductance (µH)
DC current (mA)
DC current (mA)
SCRH4D28 Temperature rise by current
Custom versions available upon request.
©2011 Signal Transformer –Specification subject to change without notice. 07.11
