This series is currently available,
but not recommended for new
designs. The newer SRP1238A
Features
nꢀ Shieldedꢀconstruction
nꢀ Unitꢀheightꢀofꢀ3.7ꢀmm
nꢀ Inductanceꢀrange:ꢀ0.1ꢀtoꢀ10ꢀμH
nꢀ Currentꢀupꢀtoꢀ43ꢀA
nꢀ RoHSꢀcompliant*
series is recommended.
1R0
1729
ꢀꢀSRP1235ꢀSeriesꢀ-ꢀShieldedꢀPowerꢀInductors
ꢀ
General Specifications
Electrical Specifications
Test Voltage..................................0.25 V
Test Frequency.........................100 KHz
Reflow Soldering .. 230 °C; 50 sec. max.
Operating Temperature
................................-40 °C to +125 °C
(Temperature rise included)
Storage Temperature (On Board)
................................-40 °C to +125 °C
Resistance to Soldering Heat
.............................+260 °C for 10 sec.
Moisture Sensitivity Level.....................1
ESD Classification (HBM).................N/A
Inductance
I rms
(A)
I sat
(A)
DCR
(mΩ) Max.
SRF
(MHz) Typ.
Bourns Part No.
SRP1235-R10M
SRP1235-R15M
SRP1235-R22M
SRP1235-R33M
SRP1235-R47M
SRP1235-R60M
SRP1235-R67M
SRP1235-R68M
SRP1235-R82M
SRP1235-1R0M
SRP1235-1R2M
SRP1235-1R5M
SRP1235-1R8M
SRP1235-2R2M
SRP1235-3R3M
SRP1235-4R7M
SRP1235-5R6M
SRP1235-6R8M
SRP1235-8R2M
SRP1235-100M
L (μH) ±20 %
0.10
0.15
0.22
0.33
0.47
0.60
0.67
0.68
0.82
1.00
1.20
1.50
1.80
2.20
3.30
4.70
5.60
6.80
8.20
10.0
43.0
41.0
38.5
36.5
32.0
29.0
28.0
28.0
25.0
24.0
21.0
19.0
16.5
16.0
12.0
10.0
10.0
9.0
56
50
50
50
44
42
40
40
38
36
29
28
24
20
18
16
14
13
12
9.5
0.96
1.2
1.3
1.5
2.0
2.5
2.5
2.5
3.0
3.5
4.5
5.5
7
105
100
94
90
85
73
72
72
65
60
37
37
32
27
20
16
15
14
12
11
Materials
Core..................................................Iron
Wire ............................Enameled copper
Terminal........................................Cu/Sn
Rated Current.....Ind. drops 20 % at Isat
Temperature Rise.....40 °C at rated Irms
Packaging....... 600 pcs. per 13-inch reel
8
12
15
Product Dimensions
18
1ꢀ.9
(0.547)
ꢀ.7
(.146)
MAX.
MAX.
22
12.7 0.ꢀ
8.5
28
(0.500 0.012)
ꢀ.5
7.0
34
(.1ꢀ8)
MAX.
1ꢀ.5
Soldering Profile
(0.5ꢀ1)
MAX.
1R0
275
1729
260 °C peak
<1>Maximum of 10 seconds
between +255 °C and +260 °C
<1> 255 °C
220 °C
225
175
12.7 0.ꢀ
(0.500 0.012)
190°C
Ramp Down
5 °C/second
60 seconds
maximum
150 °C
125
75
120-150 seconds
10 seconds minimum
ꢀ.0 0.5
(0.118 0.020)
Ramp Up
4 °C/second maximum
25
0
50
100
150
200
250
300
2.5 0.5
(0.098 0.020)
Time (Seconds)
Recommended Layout
Electrical Schematic
4.5
(.177)
15.0
(0.591)
7.0
(.276)
ꢀ
MM
(INCHES)
DIMENSIONS:
ꢀ
*RoHSꢀDirectiveꢀ2002/95/ECꢀJan.ꢀ27,ꢀ2003ꢀincludingꢀannexꢀandꢀRoHSꢀRecastꢀ2011/65/EUꢀJuneꢀ8,ꢀ2011.ꢀ
Specificationsꢀareꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Theꢀdeviceꢀcharacteristicsꢀandꢀparametersꢀinꢀthisꢀdataꢀsheetꢀcanꢀandꢀdoꢀvaryꢀinꢀdifferentꢀapplicationsꢀandꢀactualꢀdeviceꢀperformanceꢀmayꢀvaryꢀoverꢀtime.
Usersꢀshouldꢀverifyꢀactualꢀdeviceꢀperformanceꢀinꢀtheirꢀspecificꢀapplications.