Features
Applications
■ Available in E6 values
■ Inductance value to 1000 µH
■ Lead free
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
150
■ RoHS compliant*
• LCD TVs
• Car radios
SRR7032 Series - Shielded SMD Power Inductors
Electrical Specifications
General Specifications
Test Voltage.....................................0.5 V
Inductance 100 kHz
Test
SRF
RDC
Max.
(Ω)
I rms
Max.
(A)
I sat
Typ.
(A)
Q
Typ.
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
Bourns Part No.
Frequency Min.
(MHz)
7.96
(µH)
Tol. %
(MHz)
55
SRR7032-3R3M
SRR7032-4R7M
SRR7032-6R8M
SRR7032-100M
SRR7032-150M
SRR7032-220M
SRR7032-330M
SRR7032-470M
SRR7032-680M
SRR7032-101M
SRR7032-151M
SRR7032-221M
SRR7032-331M
SRR7032-471M
SRR7032-681M
SRR7032-102M
3.3
4.7
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
16
16
17
25
22
20
23
26
22
28
35
47
46
34
58
120
0.027
0.042
0.054
0.068
0.095
0.135
0.200
0.280
0.380
0.540
0.800
1.300
1.900
2.400
3.750
5.400
2.40
2.00
1.60
1.40
1.10
0.96
0.76
0.67
0.60
0.45
0.37
0.30
0.22
0.20
0.16
0.15
2.20
2.00
1.80
1.60
1.20
1.05
0.86
0.77
0.70
0.50
0.38
0.32
0.24
0.20
0.15
0.14
7.96
43
6.8
7.96
37
................................260 °C for 10 sec.
10.0
2.52
35
Materials
15.0
2.52
32
Core ............................Ferrite DR and RI
Wire .............Enameled copper wire 130
Terminal.....................................Cu/Ni/Sn
Rated Current
....................Ind. drop 10 % typ. at Isat
Temperature Rise ..................30 °C max.
at rated Irms
22.0
2.52
29
33.0
2.52
20
47.0
2.52
18
68.0
2.52
16
100.0
150.0
220.0
330.0
470.0
680.0
1000.0
0.796
0.796
0.796
0.796
0.796
0.796
0.252
12
10
Packaging ..................1500 pcs. per reel
7.5
6.1
5.1
3.8
3.1
Product Dimensions
7.0 ± 0.3
(.276 ± .012)
Electrical Schematic
Recommended Layout
7.0 ± 0.3
2.4
(.094)
220 (.276 ± .012)
1.8
(.071)
REF.
REF.
4.2
(.165)
REF.
7.80
(.307)
REF.
3.20 ± 0.2
(.126 ± .008)
1.8
(.071)
REF.
2.0
(.079)
TYP.
1.5
(.059)
TYP.
4.0
(.157)
TYP.
MM
(INCHES)
DIMENSIONS:
*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.