SDR0703

*R
*RoHS
oH C
S OM
CO P
M LIA
PL N
IA T
NT
Features
Applications
■ Available in E12 series
■ Input/output of DC/DC converters
■ Low height of only 2.7 mm
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
■ High Isat of 3.2 Amps
■ RoHS compliant*
SDR0703 Series - SMD Power Inductors
Electrical Specifications
Inductance 100 kHz
Bourns Part No.
(µH)
SDR0703-1R0ML
SDR0703-1R2ML
SDR0703-1R8ML
SDR0703-2R2ML
SDR0703-2R7ML
SDR0703-3R3ML
SDR0703-3R9ML
SDR0703-4R7ML
SDR0703-5R6ML
SDR0703-6R8ML
SDR0703-8R2ML
SDR0703-100KL
SDR0703-120KL
SDR0703-150KL
SDR0703-180KL
SDR0703-220KL
SDR0703-270KL
SDR0703-330KL
SDR0703-390KL
SDR0703-470KL
SDR0703-560KL
SDR0703-680KL
SDR0703-820KL
SDR0703-101KL
SDR0703-121KL
SDR0703-151KL
SDR0703-181KL
SDR0703-221KL
SDR0703-271KL
SDR0703-331KL
SDR0703-391KL
SDR0703-471KL
SDR0703-561KL
SDR0703-681KL
SDR0703-821KL
SDR0703-102KL
1.0
1.2
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
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
Tol. %
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
20
20
20
20
20
20
20
20
20
20
20
10
10
10
10
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)
25
25
25
24
23
23
22
20
20
20
20
23
20
23
20
20
20
17
18
20
20
18
18
33
32
30
33
31
30
33
36
33
36
32
32
30
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
0.252
160.0
145.0
105.0
95.0
80.0
65.0
70.0
60.0
56.0
45.0
40.0
36.0
36.0
30.0
30.0
26.0
20.0
20.0
18.0
15.0
13.0
13.0
12.0
11.0
10.0
9.0
7.0
7.0
7.0
6.0
5.5
5.0
4.2
4.0
3.6
3.2
0.042
0.047
0.052
0.060
0.065
0.075
0.080
0.100
0.105
0.115
0.150
0.170
0.180
0.240
0.280
0.300
0.400
0.450
0.550
0.720
0.800
0.900
1.18
1.56
1.75
2.00
2.70
3.00
3.60
4.80
6.20
7.00
9.20
10.50
12.00
14.20
2.20
2.00
1.90
1.80
1.70
1.65
1.58
1.50
1.40
1.30
1.10
1.00
0.90
0.75
0.70
0.65
0.60
0.56
0.50
0.40
0.39
0.38
0.33
0.27
0.26
0.25
0.19
0.18
0.17
0.16
0.14
0.13
0.11
0.10
0.09
0.08
3.20
3.00
2.70
2.60
2.50
2.35
2.25
2.10
2.00
1.90
1.50
1.40
1.30
1.12
1.05
0.95
0.88
0.82
0.73
0.64
0.60
0.56
0.47
0.40
0.37
0.34
0.30
0.28
0.22
0.19
0.18
0.16
0.15
0.15
0.14
0.13
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
Wire ................Enameled copper 130 °C
Base..................................................LCP
Adhesive ....................................6020H-6
Terminal .........................................Ag/Sn
Rated Current
...................Ind. drop 10 % typ. at Isat
Temperature Rise ..................20 °C max.
at rated Irms
Packaging ....................500 pcs. per reel
Product Dimensions
6.5 ± 0.3
(.256 ± .012)
4.5 ± 0.2
(.177 ± .008)
2.7 ± 0.2
(.106 ± .008)
2.4
REF.
(.094)
4.9
(.193)
REF.
Recommended Layout
7.0
(.276)
REF.
Electrical Schematic
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.
1.5
(.059)
4.0
(.157)
REF.
DIMENSIONS:
3.2
(.126)
REF.
1.5
REF.
(.059)
MM
(INCHES)
SDR0703 Series - SMD Power Inductors
Typical Part Marking
Packaging Specifications
100
START
2.0 ± 0.5
(.079 ± .020)
178.0
(7.00)
DIA.
18.4
(.724)
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
14.0
(.551)
8.0
(.315)
4.0
(.157)
100
100
100
100
100
QTY: 500 PCS. PER REEL
DIMENSIONS:
MM
(INCHES)
REV. 09/10
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.