SRR1280_11 Datasheet, PDF (1/2 Pages) Bourns Electronic Solutions – Shielded SMD Power Inductors

*RoHS ^COMPLIANT
470
Features
■ Available in E12 values
■ Inductance as low as 1.1 µH
■ Current rating to 10.2 amps
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
SRR1280 Series - Shielded SMD Power Inductors
Electrical Specifications
Bourns Part No.
SRR1280-1R1Y
SRR1280-1R2Y
SRR1280-1R4Y
SRR1280-2R4Y
SRR1280-3R3Y
SRR1280-3R5Y
SRR1280-4R5Y
SRR1280-4R7Y
SRR1280-5R6Y
SRR1280-6R1Y
SRR1280-6R8Y
SRR1280-7R5Y
SRR1280-7R6Y
SRR1280-8R2Y
SRR1280-100M
SRR1280-120M
SRR1280-150M
SRR1280-180M
SRR1280-220M
SRR1280-270M
SRR1280-330M
SRR1280-390M
SRR1280-470M
SRR1280-560M
SRR1280-680M
SRR1280-820M
SRR1280-101M
SRR1280-121K
SRR1280-151K
SRR1280-181K
SRR1280-221K
SRR1280-271K
SRR1280-331K
SRR1280-391K
SRR1280-471K
SRR1280-561K
SRR1280-681K
SRR1280-821K
SRR1280-102K
Inductance 100 kHz _Q
(µH) Tol. % ^Typ.
1.1
± 30 26
1.2
± 30 28
1.4
± 30 24
2.4
± 30 20
3.3
± 30 20
3.5
± 30 20
4.5
± 30 20
4.7
± 30 22
5.6
± 30 20
6.1
± 30 20
6.8
± 30 20
7.5
± 30 16
7.6
± 30 15
8.2
± 30 22
10.0 ± 20 24
12.0 ± 20 26
15.0 ± 20 26
18.0 ± 20 24
22.0 ± 20 20
27.0 ± 20 26
33.0 ± 20 28
39.0 ± 20 24
47.0 ± 20 24
56.0 ± 20 24
68.0 ± 20 20
82.0 ± 20 20
100.0 ± 20 18
120.0 ± 10 16
150.0 ± 10 24
180.0 ± 10 24
220.0 ± 10 24
270.0 ± 10 20
330.0 ± 10 18
390.0 ± 10 20
470.0 ± 10 20
560.0 ± 10 20
680.0 ± 10 26
820.0 ± 10 20
1000.0 ± 10 40
Test
Frequency
(MHz)
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
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
0.796
0.796
0.796
0.796
0.796
0.796
0.252
SRF
Typ.
(MHz)
85
83
80
45
40
36
34
30
24
23
22
21
21
20
17
15
13
12
11
10
9.5
8.5
7.5
7.0
6.5
5.0
4.5
4.3
4.1
4.0
3.4
3.1
2.9
2.7
2.2
2.0
1.7
1.4
1.3
RDC
Max.
(mΩ)
6.5
18.0
9.8
10.0
12.0
12.0
13.5
15.5
16.0
18.0
18.5
17.5
20.0
20.5
19.5
28.0
28.5
35.0
38.6
52.0
57.0
70.0
80.0
100.0
120.0
130.0
150.0
200.0
270.0
300.0
400.0
450.0
600.0
680.0
880.0
960.0
1300.0
1500.0
1700.0
I rms
Max.
(A)
10.20
6.60
9.80
9.20
8.80
8.80
8.50
8.20
8.00
6.60
7.60
6.40
5.90
6.20
6.00
5.60
5.20
4.80
4.30
3.90
3.50
3.20
2.90
2.60
2.40
2.30
2.10
1.95
1.85
1.75
1.60
1.20
1.10
1.00
0.90
0.80
0.75
0.70
0.68
I sat
Typ.
(A)
14.00
7.80
12.00
10.50
9.80
9.80
9.00
8.80
8.50
7.80
8.00
7.00
6.50
6.80
6.30
6.60
5.00
4.60
4.10
3.70
3.30
3.10
2.80
2.50
2.30
2.20
2.00
1.95
1.90
1.88
1.70
1.60
1.40
1.40
1.25
1.15
0.97
0.94
0.80
Electrical Schematic
Recommended Layout
REF.
5.4
(.213)
2.9
(.114)
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.
6.8
(.268)
REF.
2.9
(.114)
REF.
General Specifications
Test Voltage.....................................0.1 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
................................260 °C for 10 sec.
Materials
Core ............................Ferrite DR and RI
Wire .............Enameled copper wire 130
Terminal.....................................Cu/Ni/Sn
Rated Current
....................Ind. drop 25 % typ. at Isat
Temperature Rise ..................40 °C max.
at rated Irms
Packaging ....................400 pcs. per reel
Product Dimensions
12.5 ± 0.3
(.492 ± .012)
100
12.5 ± 0.3
(.492 ± .012)
7.5 ± 0.5
(.295 ± .020)
5.0 ± 0.3
(.197 ± .012)
7.0
(.276)
TYP.
DIMENSIONS:
MM
(INCHES)