CO
M
PL
IA
Features
■
Available in E6 series
■
Low profile of 3 mm
■
High current
■
RoHS compliant*
Applications
■
Input/output of DC/DC converters
■
Power supplies for:
•
Portable communication equipment
•
Camcorders
•
LCD TVs
•
Car radios
*R
oH
S
NT
SRR1003 Series - Shielded Power Inductors
Electrical Specifications
Inductance 1kHz
Bourns Part No.
(µH)
Tol. %
Q
Ref.
Test
Frequency
(MHz)
SRF
Min.
(MHz)
RDC
Max.
(Ω)
I rms
Max.
(A)
I sat
Typ.
(A)
SRR1003-1R8M
SRR1003-2R2M
SRR1003-3R0M
SRR1003-3R9M
SRR1003-4R7M
SRR1003-7R5M
SRR1003-100M
SRR1003-120M
SRR1003-150M
SRR1003-180M
SRR1003-220M
SRR1003-270M
SRR1003-330M
SRR1003-390M
SRR1003-470M
SRR1003-560M
SRR1003-680M
SRR1003-820M
SRR1003-101M
SRR1003-121M
SRR1003-151M
SRR1003-181M
SRR1003-221M
SRR1003-271Y
SRR1003-331Y
SRR1003-391Y
SRR1003-471Y
1.8
2.2
3.0
3.9
4.7
7.5
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
330
390
470
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
15
15
15
15
10
11
11
10
10
10
18
20
20
20
17
17
17
18
18
15
15
20
23
22
23
20
20
26
26
28
28
7.96M
7.96M
7.96M
7.96M
7.96M
7.96M
2.52M
2.52M
2.52M
2.52M
2.52M
2.52M
2.52M
2.52M
2.52M
2.52M
2.52M
2.52M
0.796M
0.796M
0.796M
0.796M
0.796M
0.796M
0.796M
0.796M
0.796M
100.0
90.0
70.0
60.0
50.0
32.0
28.0
26.0
25.0
14.0
22.0
19.0
17.0
16.0
14.0
13.0
11.0
11.0
10.0
9.0
8.0
7.0
6.0
4.1
3.6
2.6
2.1
0.038
0.045
0.062
0.07
0.078
0.10
0.145
0.185
0.20
0.27
0.30
0.40
0.45
0.56
0.65
0.68
0.80
1.20
1.40
1.52
1.80
2.20
2.20
3.10
3.60
4.60
5.10
3.00
2.76
2.20
2.10
1.90
1.44
1.24
1.10
1.02
0.90
0.85
0.75
0.70
0.65
0.60
0.52
0.48
0.42
0.40
0.35
0.32
0.28
0.26
0.22
0.20
0.18
0.16
8.00
6.70
5.60
5.20
4.60
3.90
3.30
3.00
2.60
2.50
2.10
1.90
1.70
1.60
1.40
1.30
1.20
1.00
0.95
0.85
0.80
0.75
0.65
0.60
0.55
0.46
0.45
General Specifications
Test Voltage........................................1 V
Reflow soldering.....250 °C; 10 sec max.
(In compliance with JEDEC,
J-STD-020C, Table 4-2)
Operating Temperature ..-40 °C to +125 °C
(Temperature rise included)
Storage Temperature..-40 °C to +125 °C
Resistance to Soldering Heat
............................250 °C, 10 sec. max.
Materials
Core.....................Ferrite DR and RI core
Wire .............................Enameled copper
Base ......................................LCP E4008
Terminal ....................................Cu/Ni/Sn
Rated Current
..................Ind. drop 10 % typ. at Isat
Temperature Rise
......................40 °C max. at rated Irms
Packaging...................1000 pcs. per reel
Product Dimensions
101
10.3
±
0.2
(.406
±
.008)
12.7
±
0.1
(.500
±
.004)
3.0
MAX.
(.118)
Soldering Profile
300
7.6
(.299)
TYP.
2.5
(.098)
TYP.
<1> Max. of 10 seconds at 250 °C
<2> Max. of 30 seconds > 220 °C
250
250 °C
<1>
200
<2>
2.5
(.098)
TYP.
Temperature (°C)
150
120 - 150 seconds
100
Recommended Layout
Ramp-down
5 °C/second maximum
7.3
(.287)
2.8
(.110)
50
Ramp-up
4 °/second maximum
0
0
50
100
150
Time
(seconds)
200
250
300
3.0
(.118)
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.