Features
Applications
■ Available in E6 series
■ Unit height of 3.8 mm
■ Current up to 7.2 A
■ Lead free
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
0
10
■ RoHS compliant*
SRU1038 Series - Shielded SMD Power Inductors
Electrical Specifications
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
Inductance 100 KHz
Test
Frequency
(MHz)
SRF
Min.
(MHz)
I rms
Max.
(A)
I sat
Typ.
(A)
Q
Ref.
RDC
(mΩ)
Bourns Part No.
(µH)
1.5
Tol. %
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
SRU1038-1R5Y
SRU1038-2R2Y
SRU1038-3R5Y
SRU1038-5R0Y
SRU1038-6R2Y
SRU1038-100Y
SRU1038-150Y
SRU1038-220Y
SRU1038-330Y
SRU1038-470Y
SRU1038-680Y
SRU1038-101Y
SRU1038-151Y
SRU1038-221Y
SRU1038-331Y
14
12
14
12
12
24
24
20
22
22
24
24
20
22
20
7.96
7.96
7.96
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
0.796
0.796
0.796
0.796
65.0
55.0
35.0
30.0
25.0
20.0
16.0
12.0
10.0
8.0
5.2
7.7
7.20
6.80
5.50
4.60
4.00
3.80
2.80
2.20
1.80
1.65
1.10
1.30
0.90
0.65
0.55
7.00
6.50
5.50
4.80
4.20
3.60
2.70
2.30
1.80
1.60
1.30
1.10
0.80
0.65
0.52
2.2
3.5
5.0
6.2
................................260 °C for 10 sec.
11.5
14.5
16.5
25.0
37.0
55.8
86.0
121.0
166.0
220.0
358.0
565.0
773.0
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
10.0
15.0
22.0
33.0
47.0
68.0
100.0
150.0
220.0
330.0
7.0
6.0
5.0
4.0
......................40 °C max. at rated Irms
Packaging.....................800 pcs. per reel
Product Dimensions
3.0
10.0 0.3
(.394 .012)
Electrical Schematic
Inductor Connection
10.0 0.3
(.394 .012)
3.8 0.3
(.150 .012)
LCR METER
3.4
(.134)
TYP.
7.4
(.291)
TYP.
MM
(INCHES)
3.2
(.126)
TYP.
DIMENSIONS:
3.4
(.134)
TYP.
Recommended Layout
7.2
(.283)
REF.
1.8
1.8
(.071)
REF.
(.071)
REF.
3.6
(.142)
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.