SCRH74
SMD POWER INDUCTORS
XXX
MARKING
●
Features
1. Magnetically shielded construction
2 Excellent Power Density
3 Engineered to Provide High Efficiency
ELECTRICAL CHARACTERISTICS
Part Number
Inductance
Test
(uH)
Frequency
(1)
DC Resistance
(Ω
MAX)
(2)
Saturation Temperature
(3)
(4)
Current
Current
(A)
(A)
SCRH74
I nduct ance decr ease by cur r ent
BCRH74
Inductance decrease by current
10000
SCRH74-100
SCRH74-120
SCRH74-150
SCRH74-180
SCRH74-220
SCRH74-270
SCRH74-330
SCRH74-390
SCRH74-470
SCRH74-560
SCRH74-680
SCRH74-820
SCRH74-101
SCRH74-121
SCRH74-151
SCRH74-181
SCRH74-221
SCRH74-271
SCRH74-331
SCRH74-391
SCRH74-471
SCRH74-561
SCRH74-681
SCRH74-821
SCRH74-102
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
330
390
470
560
680
820
1000
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
53m
58m
81m
91m
0.11
0.15
0.17
0.23
0.26
0.35
0.38
0.43
0.61
0.66
0.88
0.98
1.17
1.64
1.86
2.85
3.01
3.62
4.63
5.20
6.00
1.84
1.71
1.47
1.31
1.23
1.12
0.96
0.91
0.88
0.75
0.69
0.61
0.60
0.52
0.46
0.42
0.36
0.34
0.32
0.29
0.26
0.23
0.22
0.20
0.18
2.40
2.21
2.09
1.81
1.73
1.60
1.36
1.26
1.18
1.05
1.04
0.91
0.75
0.70
0.65
0.60
0.55
0.55
0.47
0.42
0.38
0.32
0.30
0.25
0.25
I nduct ance( uH
Inductance (µH)
)
1000
102
100
101
10
100
1
10
100
DC cur r ent ( m
A)
DC current (mA)
1000
10000
100000
Temperature
r i
°C
Tem at ur e
rise
se ℃
per
80
70
60
50
40
30
20
10
0
BC H Tem at ur e r i se by cur r ent
R 74
per
SCRH74 Temperature rise by current
102
101
100
500
1000 1500
2000
2500
3000
3500
4000
4500
D
DC current (mA)
C cur r ent ( m
A)
(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 25% from its initial value.
(4). The DC current that results in a 40℃ temperature rise from 25℃ambient.
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