Features
Applications
■ Available in E6 series, E12 series optional
■ High inductance up to 15 mH
■ High current up to 5.6 A
■ Gull wing leads
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
■ RoHS compliant*
SRR0908 Series - SMD Shielded Power Inductors
Electrical Specifications
General Specifications
Test Voltage........................................1 V
Inductance 1 kHz
Test
Frequency
(MHz)
SRF
Min.
(MHz)
I rms
Max.
(A)
I sat
Typ.
(A)
Reflow Soldering ...230 °C, 50 sec. max.
Operating Temperature .-40 °C to +125 °C
(Temperature rise included)
Q
Ref.
RDC
(ohms)
Bourns Part No.
(µH)
Tol. %
SRR0908-1R5ML
SRR0908-2R7ML
SRR0908-3R9ML
SRR0908-5R6ML
SRR0908-7R5ML
SRR0908-100ML
SRR0908-120ML
SRR0908-150ML
SRR0908-180ML
SRR0908-220ML
SRR0908-270ML
SRR0908-330ML
SRR0908-390ML
SRR0908-470ML
SRR0908-560ML
SRR0908-680ML
SRR0908-820ML
SRR0908-101YL
SRR0908-121YL
SRR0908-151YL
SRR0908-181YL
SRR0908-221YL
SRR0908-271YL
SRR0908-331YL
SRR0908-391YL
SRR0908-471YL
SRR0908-561YL
SRR0908-681YL
SRR0908-821YL
SRR0908-102YL
SRR0908-152YL
SRR0908-222YL
SRR0908-332YL
SRR0908-472YL
SRR0908-682YL
SRR0908-822YL
SRR0908-103YL
SRR0908-153YL
1.5
2.7
3.9
5.6
7.5
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
1500
2200
3300
4700
6800
8200
10000
15000
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
20
20
20
18
18
33
40
45
40
35
45
40
45
40
35
30
30
40
42
45
35
35
30
30
33
30
35
30
35
85
120
95
95
90
90
85
110
130
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
0.796M
0.796M
0.796M
0.252M
0.252M
0.252M
0.252M
0.252M
0.252M
0.252M
0.0796M
0.0796M
65.0
50.0
35.0
25.0
15.0
11.0
11.0
8.50
8.50
6.00
6.00
5.00
5.00
4.00
3.00
2.50
2.40
6.00
5.70
4.60
4.20
3.80
3.40
3.00
2.60
2.30
2.20
2.00
1.90
1.80
1.30
1.00
0.90
0.80
0.60
0.50
0.50
0.40
0.014
0.019
0.021
0.028
0.032
0.040
0.050
0.050
0.075
0.080
0.090
0.10
0.14
0.15
0.17
0.18
0.26
0.28
0.34
0.45
0.50
0.60
0.70
0.80
1.00
1.15
1.50
1.70
2.20
2.50
4.00
5.00
5.60
4.80
4.40
3.80
3.40
3.00
2.50
2.20
2.00
1.90
1.80
1.70
1.50
1.40
1.35
1.25
1.05
1.00
0.90
0.80
0.70
0.65
0.60
0.55
0.50
0.45
0.38
0.35
0.32
0.30
0.25
0.20
0.15
0.12
0.10
0.10
0.09
0.08
10.00
7.70
6.60
5.50
4.60
4.10
4.00
3.90
3.80
3.30
2.90
2.70
2.40
2.30
2.10
1.90
1.90
1.30
1.10
1.00
1.00
0.95
0.75
0.70
0.65
0.62
0.55
0.50
0.45
0.41
0.35
0.29
0.24
0.19
0.16
0.14
0.13
0.12
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
Terminal ....................................Cu/Ni/Sn
Adhesive ..............................Epoxy resin
Rated Current
....................Ind. drop 10 % typ. at Isat
Temperature Rise
......................40 °C max. at rated Irms
Packaging.....................400 pcs. per reel
Product Dimensions
1
4
8
5
10.5
(.413)
MARKING
(PIN 1 SIDE)
101
9.5 0.3
(.374 .012)
7.5 0.3
(.295 .012)
12.5 0.5
(.492 .020)
11.0 0.5
(.433 .020)
8.00
12.00
16.50
24.00
26.00
40.00
2.5 0.3
(.098 .012)
0.7 0.1
2.5 0.3
(.028 .004) (.098 .012)
Multiple windings possible (up to four windings).
Recommended Layout
SRR0908-101Y to 153Y
SRR0908-1R5M to 820M
2.5 0.3
(.098 .012)
3.0
(.118)
2.2
(.087)
2.2
(.087)
10.3
(.406)
10.3
(.406)
2.2
(.087)
2.5
(.098)
MM
(INCHES)
2.2
(.087)
DIMENSIONS:
9
(.355)
1.0
(.039)
14.7
14.7
(.578)
(.578)
*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.