Features
Applications
nꢀ Wearableꢀdevicesꢀ
nꢀ HDD,ꢀSSDsꢀ
nꢀ Smartphonesꢀ
nꢀ LCDꢀdisplaysꢀ
nꢀ Semi-shieldedꢀconstruction
nꢀꢀInductanceꢀrange:ꢀ0.47ꢀtoꢀ10ꢀµH
nꢀꢀRatedꢀcurrentꢀupꢀtoꢀ1.45ꢀA
nꢀ AEC-Q200ꢀqualified
nꢀ Automotiveꢀꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
systems:ꢀ
-ꢀꢀDriverꢀassistantꢀ
-ꢀꢀInfotainmentꢀ
-ꢀꢀLighting
nꢀ Lowꢀprofile:ꢀ0.8ꢀmmꢀmax.
nꢀ RoHSꢀcompliant*ꢀandꢀhalogenꢀfree**
nꢀ DC/DCꢀconverters
nꢀ Powerꢀsuppliesꢀ
SRN2508AꢀSeriesꢀ-ꢀSemi-shieldedꢀPowerꢀInductors
ꢀꢀ
ꢀ
Electrical Specifications @ 25 °C
General Specifications
Operating Temperature
................................. -55 °C to +125 °C
(Temperature rise included)
Storage Temperature (Component)
................................. -55 °C to +125 °C
Temperature Rise.....40 °C at rated Irms
Rated Current
............ Inductance drops 30 % at Isat
Moisture Sensitivity Level.....................1
ESD Classification (HBM)................. N/A
Inductance
Q
SRF
DCR
(W)
Irms
(A)
Isat
(A)
@ 1 MHz / 0.1 V
@ 1 MHz (MHz)
Bourns Part No.
SRN2508A-R47M
SRN2508A-R68M
SRN2508A-1R0M
SRN2508A-1R5M
SRN2508A-2R2M
SRN2508A-3R3M
SRN2508A-4R7M
SRN2508A-6R8M
SRN2508A-100M
L (mH) Tol. %
Typ.
10
10
10
10
10
10
10
10
10
Typ.
340
270
220
180
140
110
90
±20 %
Typ.
Typ.
0.47
0.68
1.0
1.5
2.2
3.3
4.7
6.8
10
±20
±20
±20
±20
±20
±20
±20
±20
±20
0.080
0.100
0.120
0.170
0.210
0.300
0.400
0.670
0.930
1.45
1.35
1.20
1.05
0.95
0.85
0.70
0.55
0.45
2.50
2.05
1.75
1.65
1.40
1.10
0.90
0.75
0.55
Materials
80
50
Core..............................................Ferrite
Wire ............................Enameled copper
Terminal Finish ...................................Sn
Coating.................Magnetic epoxy resin
Packaging....... 2000 pcs. per 7-inch reel
Electrical Schematic
How to Order
SRN2508A - R47M
Model
Value Code (see table)
Product Dimensions
2.5 +0.3/-0.1
(.098 +.012/-.004)
Recommended Layout
2.7
(.106)
REF.
2.0 +0.35/-0.05
(.079 +.014/-.002)
2.2
(.087)
REF.
0.8
(.031)
REF.
ꢀ
MM
(INCHES)
DIMENSIONS:
ꢀ
0.85
(.033)
REF.
0.85
(.033)
REF.
0.8
(.031)
REF.
0.8
(0.31)
MAX.
ꢀ
MM
(INCHES)
DIMENSIONS:
ꢀ
*ꢀꢀRoHSꢀDirectiveꢀ2015/863,ꢀMarꢀ31,ꢀ2015ꢀandꢀAnnex.
**Bournsꢀconsidersꢀaꢀproductꢀtoꢀbeꢀ“halogenꢀfree”ꢀifꢀ(a)ꢀtheꢀBromineꢀ(Br)ꢀcontentꢀisꢀ900ꢀppmꢀorꢀless;ꢀ(b)ꢀtheꢀChlorineꢀ(Cl)ꢀcontentꢀisꢀ900ꢀppmꢀorꢀless;ꢀandꢀ(c)ꢀtheꢀtotalꢀBromineꢀ(Br)ꢀꢀ
ꢀꢀꢀꢀandꢀChlorineꢀ(Cl)ꢀcontentꢀisꢀ1500ꢀppmꢀorꢀless.
Specificationsꢀareꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Usersꢀshouldꢀverifyꢀactualꢀdeviceꢀperformanceꢀinꢀtheirꢀspecificꢀapplications.
Theꢀproductsꢀdescribedꢀhereinꢀandꢀinꢀthisꢀdocumentꢀareꢀsubjectꢀtoꢀspecificꢀlegalꢀdisclaimersꢀsetꢀforthꢀonꢀtheꢀlastꢀpageꢀofꢀthisꢀdocument,ꢀandꢀatꢀwww.bourns.com/docs/legal/disclaimer.pdf.