SCRH4D28
SMD POWER INDUCTORS
XXX
MARKING
●
Features
1. Magnetically shielded construction
2 Excellent Power Density
3 Engineered to Provide High Efficiency
CHARACTERISTICS
Part Number
Inductance
Test
(uH)
Frequency
(1)
DC Resistance
(Ω
MAX)
(2)
Saturation Temperature
(3)
(4)
Current
Current
(A)
(A)
SCRH4D28
I
Inductance decrease by current
BCRH4D28 nduct ance decr ease by cur r ent
1000
181
SCRH4D28-1R2
SCRH4D28-1R8
SCRH4D28-2R2
SCRH4D28-2R7
SCRH4D28-3R3
SCRH4D28-3R9
SCRH4D28-4R7
SCRH4D28-5R6
SCRH4D28-6R8
SCRH4D28-8R2
SCRH4D28-100
SCRH4D28-120
SCRH4D28-150
SCRH4D28-180
SCRH4D28-220
SCRH4D28-270
SCRH4D28-330
SCRH4D28-390
SCRH4D28-470
SCRH4D28-560
SCRH4D28-680
SCRH4D28-820
SCRH4D28-101
SCRH4D28-121
SCRH4D28-151
SCRH4D28-181
1.2
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
100KHZ
23.6m
27.5m
31.3m
43.3m
49.2m
64.8m
72.0m
100m
108m
117m
128m
131m
149m
166m
235m
261m
378m
383m
587m
624m
699m
914m
1.02
1.27
1.35
1.54
2.56
2.20
2.04
1.60
1.57
1.44
1.32
1.17
1.12
1.04
1.00
0.84
0.76
0.72
0.70
0.58
0.56
0.50
0.48
0.41
0.35
0.32
0.29
0.27
0.24
0.22
5.00
4.00
3.60
3.24
2.91
2.61
2.32
2.08
1.87
1.77
1.51
1.50
1.48
1.42
1.17
1.05
0.95
0.81
0.73
0.66
0.60
0.57
0.51
0.48
0.46
0.44
Inductance (µH)
)
I nduct ance( uH
100
10
180
1
0. 1
1R2
10
100
DC cur r ent ( m
A)
DC current (mA)
1000
10000
100000
SCRH4D28 Temperature
by cur
by current
BC H 28 Tem at ur e r i se
rise
r ent
R 4D
per
80
Temperature
r i se
Tem at ur e
rise °C
℃
per
70
60
50
40
30
20
10
0
1000
2000
3000
4000
5000
6000
7000
8000
9000
10000
181
180
1R
2
D cur r ent ( m
C
A)
DC current (mA)
(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.
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2011 Signal Transformer –Specification subject to change without notice. 07.11
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