Features
nꢀ Shieldedꢀconstruction
Applications
nꢀ Automotiveꢀsystems:ꢀ
ꢀ
ꢀ
ꢀ
-ꢀꢀDriverꢀassistantꢀ
-ꢀꢀInfotainmentꢀ
-ꢀꢀLighting
nꢀꢀInductanceꢀrange:ꢀ1.2ꢀtoꢀ220ꢀµH
nꢀꢀHeatingꢀcurrentꢀupꢀtoꢀ5ꢀA
nꢀꢀAEC-Q200ꢀqualified
220
nꢀ DC/DCꢀconverters
nꢀ Powerꢀsupplies
nꢀ RoHSꢀcompliant*ꢀandꢀhalogenꢀfree**
SRR4828AꢀSeriesꢀ-ꢀShieldedꢀPowerꢀInductors
ꢀꢀ
ꢀ
Electrical Specifications @ 25 °C
General Specifications
Operating Temp. ......... -40 °C to +150 °C
(Temperature rise included)
1
2
Inductance @
100 kHz/0.1 V
I rms
(A)
I rms
(A)
I sat
(A)
Typ.
SRF
(MHz)
Typ.
DCR (mW)
Bourns
Part Number
Storage Temperature .. -40 °C to +150 °C
Temperature Rise
L (µH) Tol. (%)
Typ.
Max.
Typ.
Typ.
1
SRR4828A-1R2Y
SRR4828A-1R8Y
SRR4828A-2R7Y
SRR4828A-3R9Y
SRR4828A-4R7Y
SRR4828A-6R8Y
SRR4828A-8R2Y
SRR4828A-100M
SRR4828A-120M
SRR4828A-150M
SRR4828A-180M
SRR4828A-220M
SRR4828A-330M
SRR4828A-470M
SRR4828A-560M
SRR4828A-680M
SRR4828A-820M
SRR4828A-101M
SRR4828A-121M
SRR4828A-151M
SRR4828A-181M
SRR4828A-221M
1.2
1.8
2.7
3.9
4.7
6.8
8.2
10
12
15
18
22
± 30
± 30
± 30
± 30
± 30
± 30
± 30
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
155.0
105.0
80.0
60.0
50.0
40.0
35.0
30.0
27.0
25.0
22.0
20.0
15.0
13.0
12.0
11.0
10.0
8.5
18.5
22.7
24.0
30.0
3.50
3.00
2.50
2.20
2.10
1.65
1.60
1.50
1.35
1.30
1.20
1.10
0.90
0.88
0.85
0.80
0.70
0.65
0.50
0.45
5.00
4.60
4.00
3.40
3.00
2.60
2.40
2.30
2.00
1.80
1.70
1.55
1.40
1.20
1.05
0.90
0.85
0.70
0.65
0.60
0.55
0.50
3.00
2.50
2.20
1.80
1.60
1.30
1.25
1.10
0.95
0.92
0.80
0.68
0.60
0.47
0.40
0.38
0.35
0.33
0.30
0.28
0.26
0.24
..................... 20 °C typ. at rated Irms
2
40 °C typ. at rated Irms
26.2
34.0
Rated Current
36.3
47.0
............ Inductance drops 35 % at Isat
Moisture Sensitivity Level.....................1
ESD Classification (HBM).................N/A
41.4
54.0
57.0
74.0
66.8
87.0
76.4
100.0
125.0
145.0
160.0
185.0
260.0
270.0
320.0
370.0
480.0
600.0
760.0
860.0
Materials
100.0
108.8
125.0
145.9
208.2
215.0
260.4
294.3
381.9
495.3
630.0
713.9
Core..............................................Ferrite
Wire ............................Enameled copper
Terminal Finish ...................................Sn
Packaging......... 500 pcs. per 7-inch reel
33
47
56
68
Product Dimensions
4.80 0.20
(.189 .008)
82
100
120
150
180
220
MARKED LINE
INDICATES
WINDING
8.0
7.0
6.0
5.5
STARTING
TERMINAL
4.80 0.20
899.1 1080.0 0.43
1000.7 1250.0 0.41
(.189 .008)
How to Order
Electrical Schematic
2.80 0.20
(.110 .008)
SRR4828A - 1R2Y
Model
Value Code (see table)
Recommended Layout
1.60 0.20
(.063 .008)
1.60 0.20
(.063 .008)
1.98
4.20
(.078)
(.165)
1.17
(.046)
1.60 0.20
(.063 .008)
ꢀ
MM
(INCHES)
DIMENSIONS:
1.98
(.078)
ꢀ
ꢀ
MM
(INCHES)
DIMENSIONS:
ꢀ
*RoHSꢀDirectiveꢀ2015/863,ꢀMarꢀ31,ꢀ2015ꢀandꢀAnnex.ꢀ
**Bournsꢀconsidersꢀaꢀproductꢀtoꢀbeꢀ“halogenꢀfree”ꢀifꢀ(a)ꢀtheꢀBromineꢀ(Br)ꢀcontentꢀisꢀ900ꢀppmꢀorꢀless;ꢀ(b)ꢀtheꢀꢀ
Chlorineꢀ(Cl)ꢀcontentꢀisꢀ900ꢀppmꢀorꢀless;ꢀandꢀ(c)ꢀtheꢀtotalꢀBromineꢀ(Br)ꢀandꢀChlorineꢀ(Cl)ꢀcontentꢀisꢀ1500ꢀppmꢀorꢀless.
Specificationsꢀareꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Theꢀdeviceꢀcharacteristicsꢀandꢀparametersꢀinꢀthisꢀdataꢀsheetꢀcanꢀandꢀdoꢀvaryꢀinꢀdifferentꢀapplicationsꢀandꢀactualꢀdeviceꢀ
performanceꢀmayꢀvaryꢀoverꢀtime.
Usersꢀshouldꢀverifyꢀactualꢀdeviceꢀperformanceꢀinꢀtheirꢀspecificꢀapplications.