Features
Applications
nꢀ Shieldedꢀconstruction
nꢀ Carbonylꢀpowderꢀcore
nꢀ Highꢀsaturationꢀcurrent
nꢀ Inductanceꢀrange:ꢀ0.10ꢀtoꢀ10ꢀµH
nꢀ AEC-Q200ꢀqualified
nꢀ Automotiveꢀsystems:ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
-ꢀꢀDriverꢀassistantꢀ
-ꢀꢀInformationꢀ
-ꢀꢀEntertainmentꢀ
-ꢀꢀLighting
nꢀ DC/DCꢀconverters
nꢀ Powerꢀsupplies
nꢀ RoHSꢀcompliant*ꢀandꢀhalogenꢀfree**
ꢀ
ꢀꢀSRP1238AꢀSeriesꢀ-ꢀShieldedꢀPowerꢀInductors
Electrical Specifications @ 25 °C
General Specifications
Test Voltage....................................1.0 V
Test Frequency.........................100 KHz
Operating Temperature
................................-40 °C to +150 °C
(Temperature rise included)
Storage Temperature
................................-40 °C to +125 °C
Rated Current
............ Inductance drops 20 % at Isat
Temperature Rise.....40 °C at rated Irms
Resistance to Soldering Heat
........................ +260 °C, 40 sec. max.
Moisture Sensitivity Level.....................1
ESD Classification (HBM).................N/A
Inductance
@ 100 KHz
/ 1 V
Q (Min.)
@100 KHz (MHz)
/ 1 V
SRF
DCR
(mW)
Typ.
DCR
(mW)
Max.
Irms
(A)
Bourns
Part Number
Isat
(A)
Terminal
Type
Typ.
L
Tol.
(µH) (%)
SRP1238A-R10Y 0.10 ± 30
SRP1238A-R15Y 0.15 ± 30
SRP1238A-R22M 0.22 ± 20
SRP1238A-R33M 0.33 ± 20
SRP1238A-R47M 0.47 ± 20
SRP1238A-R60M 0.60 ± 20
SRP1238A-R68M 0.68 ± 20
SRP1238A-R82M 0.82 ± 20
10
10
10
10
10
15
15
15
15
20
20
20
20
20
20
20
20
20
20
175
140
125
85
80
53
50
45
40
35
30
27
25
20
15
15
13
12
11
0.36
0.4
0.7
0.85
1.2
1.5
1.9
2.2
2.7
4
4.8
5.2
6.3
11
15.3
18
0.43
0.48
0.81 38.5
1.0
1.8
2.2
2.5
3.0
3.5
4.0
5.5
7.0
8.0
13.5
18.5
22.0
24.0
28.0
34.0
43
41
84
75
65
62
55
51
49
44
40
37
35
30
29
27
24
19
18
16
14
36.5
32
29
28
25
24
21
19
17
16
12
10
9.5
9
SRP1238A-1R0M
SRP1238A-1R2M
SRP1238A-1R5M
SRP1238A-1R8M
SRP1238A-2R2M
SRP1238A-3R3M
SRP1238A-4R7M
SRP1238A-5R6M
SRP1238A-6R8M
SRP1238A-8R2M
SRP1238A-100M
1.0 ± 20
1.2 ± 20
1.5 ± 20
1.8 ± 20
2.2 ± 20
3.3 ± 20
4.7 ± 20
5.6 ± 20
6.8 ± 20
8.2 ± 20
Lead
Frame
1
Circuit design, component, PCB trace
size and thickness, airflow and other
cooling provisions all affect the part
temperature. Part temperature should be
verified in the end application.
Materials
20
23
29
Core.............................Carbonyl powder
Wire ............................Enameled copper
Terminal Finish ...................................Sn
Packaging....... 500 pcs. per 13-inch reel
8.5
7
10
± 20
Recommended Layout
Product Dimensions
How to Order
13.5ꢀ ꢀ0.5
(.531ꢀ ꢀ.020)
14.2
(.559)
SRP1238A - 100M
5.0
(.197)
Model
Value Code (see table)
3R3
8.0
(.315)
1510
Please consult Bourns® Model SRP-A
Series Visual Inspection Guide for detailed
construction, processing and testing
information.
ꢀ
MM
(INCHES)
DIMENSIONS:
ꢀ
12.5ꢀ ꢀ0.3
3.3ꢀ ꢀ0.2
(.492ꢀ ꢀ.012)
(.130ꢀ+ꢀ.008)
2.75ꢀ ꢀ0.35
(.108ꢀ ꢀ.014)
2.3ꢀ ꢀ0.3
(.091ꢀ ꢀ.012)
2.0
(.079)
REF.
GRADUATED
LINE
4.7ꢀ ꢀ0.3
(.185ꢀ ꢀ.012)
ꢀ
MM
(INCHES)
DIMENSIONS:
ꢀ
*ꢀꢀRoHSꢀDirectiveꢀ2002/95/ECꢀJan.ꢀ27,ꢀ2003ꢀincludingꢀannexꢀandꢀRoHSꢀRecastꢀ2011/65/EUꢀJuneꢀ8,ꢀ2011.ꢀ
**Bournsꢀconsidersꢀaꢀproductꢀtoꢀbeꢀ“halogenꢀfree”ꢀifꢀ(a)ꢀtheꢀBromineꢀ(Br)ꢀcontentꢀisꢀ900ꢀppmꢀorꢀless;ꢀ(b)ꢀtheꢀChlorineꢀ(Cl)ꢀ
ꢀꢀꢀꢀcontentꢀisꢀ900ꢀppmꢀorꢀless;ꢀandꢀ(c)ꢀtheꢀtotalꢀBromineꢀ(Br)ꢀandꢀChlorineꢀ(Cl)ꢀcontentꢀisꢀ1500ꢀppmꢀorꢀless.
Specificationsꢀareꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Theꢀdeviceꢀcharacteristicsꢀandꢀparametersꢀinꢀthisꢀdataꢀsheetꢀcanꢀandꢀdoꢀvaryꢀinꢀdifferentꢀapplicationsꢀandꢀactualꢀdeviceꢀperformanceꢀmayꢀvaryꢀoverꢀtime.
Usersꢀshouldꢀverifyꢀactualꢀdeviceꢀperformanceꢀinꢀtheirꢀspecificꢀapplications.