BOURNS SRR1208

PL
IA
NT
CO
M
*R
oH
S
Features
Applications
■ Available in E6 series
■ Input/output of DC/DC converters
■ Unit height of 8.5 mm
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
■ Current up to 7.5 A
■ RoHS compliant*
SRR1208 Series - Shielded High Power Inductors
Electrical Specifications
Inductance 1kHz
Bourns Part No.
(µH)
SRR1208-2R5ML
SRR1208-4R5ML
SRR1208-6R5ML
SRR1208-100ML
SRR1208-120ML
SRR1208-150ML
SRR1208-180ML
SRR1208-220ML
SRR1208-270ML
SRR1208-330YL
SRR1208-390YL
SRR1208-470YL
SRR1208-560YL
SRR1208-680YL
SRR1208-820YL
SRR1208-101YL
SRR1208-121YL
SRR1208-151YL
SRR1208-181YL
SRR1208-221KL
SRR1208-271KL
SRR1208-331KL
SRR1208-391KL
SRR1208-471KL
SRR1208-561KL
SRR1208-681KL
SRR1208-821KL
SRR1208-102KL
SRR1208-122KL
SRR1208-152KL
SRR1208-182KL
SRR1208-222KL
SRR1208-272KL
SRR1208-332KL
SRR1208-392KL
SRR1208-472KL
SRR1208-562KL
SRR1208-682KL
SRR1208-822KL
SRR1208-103KL
2.5
4.5
6.5
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
330
390
470
560
680
820
1000
1200
1500
1800
2200
2700
3300
3900
4700
5600
6800
8200
10000
Tol. %
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
20
20
20
20
20
20
20
20
20
15
15
15
15
15
15
15
15
15
15
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
Q
Ref.
Test
Frequency
(MHz)
SRF
Min.
(MHz)
RDC
Max.
(Ω)
I rms
Max.
(A)
I sat
Typ.
(A)
20
24
25
20
19
21
21
23
23
23
25
24
23
20
18
15
15
14
14
13
13
13
14
14
14
13
12
11
10
10
20
20
20
20
20
20
18
18
16
24
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
0.252
0.252
0.252
0.252
0.252
0.252
0.252
0.252
0.252
0.252
0.252
0.252
0.0796
37
30
20
15
11
11
9.0
7.0
6.5
6.5
6.0
5.0
5.0
5.0
4.0
4.0
3.0
3.0
2.5
2.5
2.0
1.8
1.6
1.4
1.4
1.2
1.2
1.0
0.80
0.75
0.70
0.65
0.60
0.50
0.45
0.42
0.40
0.38
0.35
0.30
0.011
0.014
0.018
0.021
0.025
0.036
0.040
0.043
0.048
0.062
0.076
0.085
0.110
0.135
0.150
0.170
0.190
0.240
0.270
0.380
0.400
0.650
0.670
0.850
0.900
1.00
1.15
1.65
2.00
2.35
3.40
4.20
5.20
6.40
7.80
9.60
12.0
15.2
17.0
19.2
7.50
6.50
6.00
5.00
4.80
4.00
3.80
3.50
3.00
2.80
2.50
2.20
2.00
1.80
1.60
1.50
1.40
1.30
1.20
1.10
0.95
0.85
0.80
0.70
0.65
0.60
0.55
0.50
0.40
0.36
0.46
0.40
0.35
0.32
0.30
0.28
0.25
0.22
0.20
0.18
10.00
10.00
8.40
6.70
6.50
5.60
4.00
4.00
4.30
3.80
3.40
3.10
2.80
2.60
2.30
2.10
2.00
1.72
1.70
1.45
1.25
1.12
1.10
0.95
0.90
0.82
0.77
0.67
0.57
0.55
0.48
0.42
0.38
0.35
0.32
0.30
0.28
0.25
0.22
0.20
General Specifications
Test Voltage........................................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 5 sec.
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.....................400 pcs. per reel
Product Dimensions
101
12.7 ± 0.3
(.500 ± .012)
5.0 ± 0.2
(.197 ± .007)
12.7 ± 0.3
(.500 ± .012)
8.5
MAX.
(.335)
2.3 ± 0.2
(.091 ± .007)
DIMENSIONS:
MM
(INCHES)
Recommended Layout
Electrical Schematic
7.0
(.276)
6.0
(.236)
4.0
(.157)
*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.
SRR1208 Series - Shielded High Power Inductors
Packaging Specifications
330
DIA.
(12.99)
2.0 ± 0.5
(.079 ± .020)
30.4
(1.20)
THICKNESS
0.10
(.004)
MAX.
13.0 ± 0.5
(.512 ± .020)
DIA.
21.0 ± 0.8
(.827 ± .031)
EMBOSSED
CAVITY
50.0
(1.969)
13.0 ± 0.5
DIA.
(.512 ± .020)
EMBOSSED
CARRIER
26
(1.02)
4
(.157)
END
START
24
(.945)
8.6
(0.338)
20
(.787)
NO COMPONENT
COMPONENTS
NO COMPONENT
200
(7.874)
11200
(440.945)
400
(15.748)
USER DIRECTION OF FEED
QTY: 400 PCS. PER REEL
DIMENSIONS:
REV. 09/11
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
MM
(INCHES)