SRR1280

T
PL
IA
N
M
CO
*R
oH
S
Features
Applications
■ Available in E12 values
■ Input/output of DC/DC converters
■ Inductance range as low as 1.1 µH
■ Power supplies for:
-
0
■ Current rating to 10.2 amps
47
■ RoHS compliant*
Portable communication equipment
Camcorders
LCD televisions
Car radios
SRR1280 Series - Shielded SMD Power Inductors
Electrical Specifications
General Specifications
Inductance 100 kHz
Test
Freq.
(MHz)
SRF
Typ.
(MHz)
RDC
Max.
(mΩ)
I rms
Max.
(A)
I sat
Typ.
(A)
(µH)
Tol. (%)
Q
(Typ.)
SRR1280-1R1Y
1.1
± 30
26
7.96
85
6.5
10.20
14.00
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
1.2
1.4
2.4
3.3
3.5
4.5
4.7
5.6
6.1
6.8
7.5
7.6
8.2
10.0
12.0
15.0
18.0
22.0
27.0
33.0
39.0
47.0
56.0
68.0
82.0
100.0
120.0
150.0
180.0
220.0
270.0
330.0
390.0
470.0
560.0
680.0
820.0
1000.0
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
28
24
20
20
20
20
22
20
20
20
16
15
22
24
26
26
24
20
26
28
24
24
24
20
20
18
16
24
24
24
20
18
20
20
20
26
20
40
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
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
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
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
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
Bourns
Part Number
Electrical Schematic
30
30
30
30
30
30
30
30
30
30
30
30
30
20
20
20
20
20
20
20
20
20
20
20
20
20
10
10
10
10
10
10
10
10
10
10
10
10
Test Voltage ....................................0.1 V
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.
Temperature Rise
....................40 °C max. at rated I rms
Inductance Drop .......... 25 % typ. at I sat
Materials
Core ............................Ferrite DR and RI
Wire ............. Enameled copper wire 130
Terminal ....................................Cu/Ni/Sn
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
TYP.
(.276)
Recommended Layout
REF.
5.4
(.213)
DIMENSIONS:
2.9
(.114)
REF.
6.8
(.268)
REF.
*
2.9
(.114)
REF.
MM
(INCHES)
RoHS Directive 2002/95/EC Jan. 27, 2003 including
annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
The device characteristics and parameters in this data
sheet can and do vary in different applications and
actual device performance may vary over time.
Users should verify actual device performance in their
specific applications.
SRR1280 Series
SMD Power Inductors
SRF0504
Series- -Shielded
Line Filter
Packaging Specifications
2.0 ± 0.5
(.079 ± .020)
330
DIA.
(12.99)
30.4
(1.197)
13.0
(.512)
DIA.
21.0 ± 0.8
(.827 ± .031)
50.0
(1.969)
13.0
DIA.
(.512)
24.0
(.945)
26
(1.024)
4.0
(.157)
END
24
(.945)
100
100
START
100
20.0
(.787)
NO COMPONENT
COMPONENTS
NO COMPONENT
400
(15.75)
200
(7.87)
USER DIRECTION OF FEED
QTY: 400 PCS. PER REEL
REV. 03/15
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.