SCRH73
SMD POWER INDUCTORS
XXX
MARKING
● Features
1. Magnetically shielded construction
2 Excellent Power Density
3 Engineered to Provide High Efficiency
ELECTRICAL CHARACTERISTICS
(2)
(1)
SCRH73-100
SCRH73-120
SCRH73-150
SCRH73-180
SCRH73-220
SCRH73-270
SCRH73-330
SCRH73-390
SCRH73-470
SCRH73-560
SCRH73-680
SCRH73-820
SCRH73-101
SCRH73-121
SCRH73-151
SCRH73-181
SCRH73-221
SCRH73-271
SCRH73-331
SCRH73-391
SCRH73-471
SCRH73-561
SCRH73-681
SCRH73-821
SCRH73-102
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
DC Resistance
(Ω MAX)
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
72m
98m
0.13
0.14
0.19
0.21
0.24
0.32
0.36
0.47
0.52
0.69
0.79
0.89
1.29
1.45
1.65
2.31
2.62
2.94
4.18
4.67
5.73
6.54
9.44
Saturation(3) Temperature
(4)
Current
Current
(A)
(A)
1.68
1.52
1.33
1.20
1.07
0.96
0.91
0.77
0.76
0.68
0.61
0.57
0.50
0.49
0.43
0.39
0.35
0.32
0.28
0.26
0.24
0.22
0.19
0.18
0.16
1.68
1.52
1.46
1.44
1.28
1.26
1.18
1.00
0.91
0.81
0.79
0.74
0.65
0.63
0.55
0.51
0.46
0.45
0.40
0.37
0.34
0.31
0.27
0.27
0.23
SCRH73
Inductance
decrease
BC
RH73 I nduct
ance decr
ease by
by current
cur r ent
10000
Inductance
(µH)uH)
I nduct
ance(
Inductance
Test
(uH)
Frequency
1000
102
100
680
10
1
100
10
10000
1000
100
DC
(mA)
D
C current
cur r ent
( mA)
Temperature
Tem
per at ur eriser i°Cse ℃
Part Number
SCRH73
Temperature
BCRH
73 Temper
at ur e r i rise
se by
by current
cur r ent
80
70
60
102
50
100
680
40
30
20
10
0
500
1000
1500
2000
2500
3000
3500
4000
DCDC
cur
r ent(mA)
( mA)
current
(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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