IA
NT
Features
■
Available in E6 values
Applications
■
Input/output of DC/DC converters
■
Power supplies for:
•
Portable communication equipment
•
Camcorders
•
LCD TVs
•
Car radios
CO
M
PL
47
0
*R
oH
■
Current rating to 2.0 amps
■
Lead free
■
RoHS compliant*
S
SRR7045 Series - Shielded SMD Power Inductors
Electrical Specifications
Inductance 100 kHz
Bourns Part No.
(µH)
Tol. %
Q
Typ.
Test
Frequency
(MHz)
SRF
Min.
(MHz)
RDC
Max.
(Ω)
I rms
Max.
(A)
I sat
Typ.
(A)
SRR7045-100M
SRR7045-150M
SRR7045-220M
SRR7045-330M
SRR7045-470M
SRR7045-680M
SRR7045-820M
SRR7045-101M
SRR7045-151M
SRR7045-181M
SRR7045-221M
SRR7045-331M
SRR7045-471M
SRR7045-681M
SRR7045-102M
10
15
22
33
47
68
82
100
150
180
220
330
470
680
1000
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
30
31
26
25
29
22
22
40
51
40
44
65
80
65
90
2.52
2.52
2.52
2.52
2.52
2.52
2.52
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.252
25
24
18
12
11
10
9
8
7
6
5
4
3
3
3
0.042
0.062
0.082
0.115
0.150
0.210
0.280
0.300
0.480
0.660
0.700
0.730
1.100
1.600
2.400
2.00
1.60
1.35
1.15
0.95
0.77
0.70
0.65
0.53
0.48
0.45
0.40
0.32
0.27
0.25
1.70
1.35
1.10
0.90
0.78
0.60
0.60
0.50
0.41
0.38
0.36
0.25
0.22
0.20
0.15
General Specifications
Test Voltage.....................................0.5 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
Wire .............Enameled copper wire 130
Terminal.....................................Cu/Ni/Sn
Rated Current
....................Ind. drop 10 % typ. at Isat
(-100M through -221M)
....................Ind. drop 25 % typ. at Isat
(-331M through -102M)
Temperature Rise ..................30 °C max.
at rated Irms
Packaging ..................1000 pcs. per reel
Product Dimensions
Electrical Schematic
Recommended Layout
7.0
±
0.3
(.276
±
.012)
REF.
2.4
(.094)
1.8
REF.
(.071)
4.2
(.165)
REF.
220
7.80
(.307)
REF.
7.0
±
0.3
(.276
±
.012)
1.8
REF.
(.071)
4.50
±
0.3
(.177
±
.012)
TYP.
2.0
(.079)
1.5
(.059)
TYP.
4.0
TYP.
(.157)
DIMENSIONS:
MM
(INCHES)
*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.
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