IA
NT
Features
■
Available in E6 series
■
Unit height of 2.8 mm
■
Current up to 4.5 A
■
Lead free
■
RoHS compliant*
Applications
■
Input/output of DC/DC converters
■
Power supplies for:
•
Portable communication equipment
•
Camcorders
•
LCD TVs
•
Car radios
*R
oH
S
CO
M
PL
220
SRU8028 Series - Shielded SMD Power Inductors
Electrical Specifications
Inductance 100 KHz
Bourns Part No.
(µH)
Tol. %
Q
Ref.
Test
Frequency
(MHz)
SRF
Min.
(MHz)
I rms
Max.
(A)
I sat
Typ.
(A)
RDC
(mΩ)
SRU8028-2R5Y
SRU8028-3R3Y
SRU8028-4R7Y
SRU8028-6R8Y
SRU8028-100Y
SRU8028-150Y
SRU8028-220Y
SRU8028-330Y
SRU8028-470Y
SRU8028-680Y
SRU8028-101Y
2.5
3.3
4.7
6.8
10.0
15.0
22.0
33.0
47.0
68.0
100.0
±
±
±
±
±
±
±
±
±
±
±
30
30
30
30
30
30
30
30
30
30
30
15
12
15
13
22
20
22
20
14
23
35
7.96
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
2.52
0.796
65.0
60.0
50.0
40.0
35.0
25.0
20.0
15.0
12.0
9.0
8.0
13.6
17.5
20.0
34.0
45.0
66.0
106.0
147.0
177.0
317.0
390.0
4.50
3.60
3.70
2.80
2.60
2.00
1.60
1.30
1.20
0.85
0.75
4.20
3.50
3.20
2.50
2.20
1.70
1.50
1.10
1.00
0.80
0.70
General Specifications
Test Voltage........................................1 V
Reflow Soldering ...230 °C, 50 sec. max.
Operating Temperature .-40 °C to +125 °C
(Temperature rise included)
Storage Temperature..-40 °C to +125 °C
Resistance to Soldering Heat
................................260 °C for 10 sec.
Materials
Core.....................Ferrite DR and RI core
Wire .............................Enameled copper
Base ......................................LCP E4008
Terminal ....................................Ag/Ni/Sn
Rated Current
....................Ind. drop 35 % typ. at Isat
Temperature Rise
......................40 °C max. at rated Irms
Packaging...................1500 pcs. per reel
Product Dimensions
8.0 ± 0.3
(.315 ± .012)
Electrical Schematic
Inductor Connection
8.0 ± 0.3
(.315 ± .012)
LCR METER
2.8 ± 0.3
(.110 ± .012)
DIMENSIONS:
MM
(INCHES)
6.0
TYP.
(.236)
2.5
(.098)
TYP.
2.8
(.110)
TYP.
2.5
TYP.
(.098)
Recommended Layout
5.8
(.228)
REF.
2.0
(.079)
REF.
2.0
(.079)
REF.
3.2
(.126)
REF.
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
BOURNS [ BOURNS ELECTRONIC SOLUTIONS ]
