Features
Applications
nꢀ Digitalꢀvideoꢀꢀ
cameras
nꢀ HDDsꢀ
nꢀ Semi-shieldedꢀconstruction
nꢀꢀInductanceꢀrange:ꢀ1ꢀtoꢀ22ꢀµH
nꢀꢀRatedꢀcurrentꢀupꢀtoꢀ2ꢀA
nꢀ AEC-Q200ꢀqualified
nꢀ Automotiveꢀꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
systems:ꢀ
-ꢀꢀDriverꢀassistantꢀ
-ꢀꢀInfotainmentꢀ
-ꢀꢀLighting
nꢀ Smartphonesꢀ
nꢀ Televisions,ꢀLCDꢀꢀ
nꢀ RoHSꢀcompliant*ꢀandꢀhalogenꢀfree**
nꢀ DC/DCꢀconverters
nꢀ Powerꢀsuppliesꢀ
ꢀ
displays
SRN3012TAꢀSeriesꢀ-ꢀSemi-shieldedꢀPowerꢀInductors
ꢀꢀ
ꢀ
Electrical Specifications @ 25 °C
General Specifications
Operating Temperature
................................. -40 °C to +125 °C
(Temperature rise included)
Storage Temperature .. -40 °C to +125 °C
Temperature Rise.....40 °C at rated Irms
Rated Current
............ Inductance drops 30 % at Isat
Failure In Time (FIT)........24.7/109 hours
Mean Time Between Failures (MTBF)
..................................40.4 x 106 hours
Inductance
Q
SRF
(MHz)
Typ.
DCR
(W)
@ 1 MHz / 0.1 V
(Min.)
Irms
(A)
Isat
(A)
Bourns Part No.
SRN3012TA-1R0Y
SRN3012TA-1R5Y
SRN3012TA-2R2M
SRN3012TA-3R3M
SRN3012TA-4R7M
SRN3012TA-6R8M
SRN3012TA-100M
SRN3012TA-150M
SRN3012TA-220M
L (mH) Tol. % @ 1 MHz
±20 %
1.0
1.5
2.2
3.3
4.7
6.8
10
±30
±30
±20
±20
±20
±20
±20
±20
±20
10
15
15
15
18
20
20
20
22
150
130
90
0.042
0.056
0.08
0.1
2.00
1.85
1.7
2.15
1.7
1.5
70
1.55
1.3
1.2
55
0.13
0.18
0.245
0.386
0.58
1.05
0.9
45
1.05
0.89
0.74
0.61
Materials
40
0.76
0.62
0.49
Core..............................................Ferrite
Wire ............................Enameled copper
Terminal Finish ...................................Sn
Coating.................Magnetic epoxy resin
Packaging....... 2000 pcs. per 7-inch reel
15
35
22
25
Soldering Profile
Product Dimensions
Preheating
Soldering
Natural Cooling
3.0 0.ꢀ
(.118 .008ꢁ
T
(260 °C, 10 Sec. Max.)
P
t
(245 °C, 20~40 Sec.)
p
3.0 0.ꢀ
(.118 .008ꢁ
217 °C
200 °C
150°C
60~150 Sec.
60~180
Sec.
480 Sec. Max.
25
REF.
1.0
REF.
1.0
(.039ꢁ
(.039ꢁ
Time (Seconds)
1.0
(.039ꢁ
REF.
Electrical Schematic
How to Order
1.ꢀ
(.047ꢁ
SRN3012TA - 100M
MAX.
Model
Value Code (see table)
Recommended Layout
3.ꢀ
(.1ꢀ6ꢁ
REF.
3.ꢀ
(.1ꢀ6ꢁ
REF.
*RoHSꢀDirectiveꢀ2002/95/ECꢀJan.ꢀ27,ꢀ2003ꢀincludingꢀannexꢀandꢀRoHSꢀRecastꢀ2011/65/EUꢀJuneꢀ8,ꢀ2011.ꢀ
**Bournsꢀconsidersꢀaꢀproductꢀtoꢀbeꢀ“halogenꢀfree”ꢀifꢀ(a)ꢀtheꢀBromineꢀ(Br)ꢀcontentꢀisꢀ900ꢀppmꢀorꢀless;ꢀ(b)ꢀtheꢀChlorineꢀꢀ
ꢀꢀꢀꢀ(Cl)ꢀcontentꢀisꢀ900ꢀppmꢀorꢀless;ꢀandꢀ(c)ꢀtheꢀtotalꢀBromineꢀ(Br)ꢀandꢀChlorineꢀ(Cl)ꢀcontentꢀisꢀ1500ꢀppmꢀorꢀless.
Specificationsꢀareꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Theꢀdeviceꢀcharacteristicsꢀandꢀparametersꢀinꢀthisꢀdataꢀsheetꢀcanꢀandꢀdoꢀvaryꢀinꢀdifferentꢀapplicationsꢀandꢀactualꢀdeviceꢀ
performanceꢀmayꢀvaryꢀoverꢀtime.
Usersꢀshouldꢀverifyꢀactualꢀdeviceꢀperformanceꢀinꢀtheirꢀspecificꢀapplications.
1.0
REF.
(.039ꢁ
ꢀ
MM
(INCHES)
DIMENSIONS:
ꢀ
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