Features
Applications
■ Available in E12 series
■ Low profile - 3.8 mm unit height
■ High current
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
■ Lead free
■ RoHS compliant*
SRR0804 Series - Shielded Power Inductors
Electrical Specifications
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.
Inductance 1kHz
Test
Frequency
(MHz)
SRF
Min.
(MHz)
I rms
Max.
(A)
I sat
Typ.
(A)
Q
Ref.
RDC
Bourns Part No.
(Ω)
(µH)
5.0
7.5
10
Tol. %
20
20
20
20
20
15
15
15
15
15
10
10
10
10
10
10
10
10
10
10
10
10
10
SRR0804-5R0M
SRR0804-7R5M
SRR0804-100M
SRR0804-120M
SRR0804-150M
SRR0804-180Y
SRR0804-220Y
SRR0804-270Y
SRR0804-330Y
SRR0804-390Y
SRR0804-470K
SRR0804-560K
SRR0804-680K
SRR0804-820K
SRR0804-101K
SRR0804-121K
SRR0804-151K
SRR0804-181K
SRR0804-221K
SRR0804-271K
SRR0804-331K
SRR0804-391K
SRR0804-471K
20
20
38
38
38
35
30
28
26
26
24
24
22
20
50
50
53
53
55
50
60
55
60
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
45.0
40.0
32.0
28.0
25.0
23.0
22.0
18.0
17.0
16.0
14.0
12.0
11.0
10.0
9.0
8.5
7.0
6.0
5.5
5.5
5.0
4.5
4.0
0.08
0.10
0.12
0.15
0.17
0.19
0.25
0.27
0.30
0.38
0.46
0.60
0.70
0.80
0.95
1.00
1.30
1.45
1.90
2.15
2.80
3.30
3.60
1.70
1.40
1.20
1.10
1.00
0.90
0.80
0.70
0.65
0.60
0.55
0.50
0.45
0.40
0.37
0.35
0.30
0.28
0.24
0.22
0.19
0.17
0.16
2.80
2.60
2.20
1.90
1.60
1.50
1.30
1.30
1.10
1.00
0.95
0.85
0.80
0.73
0.65
0.55
0.50
0.45
0.40
0.35
0.32
0.30
0.28
12
15
18
22
Materials
27
33
39
47
56
68
82
Core...................................Ferrite DR&RI
Wire ............................Enamelled copper
Base ......................................LCP E4008
Terminal.....................................Cu/Ni/Sn
Rated Current
....................Ind. drop 10 % typ. at Isat
Temperature Rise
100
120
150
180
220
270
330
390
470
......................40 °C max. at rated Irms
Packaging...................1000 pcs. per reel
Product Dimensions
8.0 ± 0.2
(.315 ± .008)
Soldering Profile
3.8
(.150)
10.5 ± 0.1
(.413 ± .004)
MAX.
300
<1> Max. of 10 seconds at 250 °C
<2> Max. of 30 seconds > 220 °C
250 °C
250
200
150
100
50
<1>
<2>
6.0
(.236)
TYP.
2.1
(.082)
TYP.
120 - 150 seconds
Ramp-down
5 °C/second maximum
2.0
(.079)
TYP.
Ramp-up
4 °/second maximum
MM
(INCHES)
DIMENSIONS:
0
0
50
100
150
200
250
300
Time (seconds)
Recommended Layout
2.2
(.086)
5.7
(.224)
2.5
(.099)
*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.