Features
■ Available in E12 series
Applications
■ Input/output of DC/DC converters
■ Small design of only 7.8 mm maximum
■ Power supplies for:
diameter
• Portable communications equipment
• Camcorders
■ RoHS compliant*
• LCD TVs
• CD-players
• Car radios
SDR0805 Series - SMD Power Inductors
Electrical Specifications
General Specifications
Test Frequency ..............................1 KHz
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
Inductance 1kHz
Test
Frequency
(MHz)
SRF
Min.
(MHz)
I rms
Max.
(A)
I sat
Typ.
(A)
Q
Ref.
RDC
Bourns Part No.
(Ω)
(µH)
1.5
Tol. %
20
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
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
SDR0805-1R5ML
SDR0805-2R5ML
SDR0805-3R3ML
SDR0805-3R9ML
SDR0805-4R7ML
SDR0805-5R6ML
SDR0805-6R8ML
SDR0805-7R5ML
SDR0805-100ML
SDR0805-120ML
SDR0805-150ML
SDR0805-180ML
SDR0805-220ML
SDR0805-270KL
SDR0805-330KL
SDR0805-390KL
SDR0805-470KL
SDR0805-560KL
SDR0805-680KL
SDR0805-820KL
SDR0805-101KL
SDR0805-121KL
SDR0805-151KL
SDR0805-181KL
SDR0805-221KL
SDR0805-271KL
SDR0805-331KL
SDR0805-391KL
SDR0805-471KL
SDR0805-561KL
SDR0805-681KL
SDR0805-821KL
SDR0805-102KL
SDR0805-122KL
SDR0805-152KL
SDR0805-182KL
SDR0805-222KL
SDR0805-272KL
SDR0805-332KL
SDR0805-392KL
SDR0805-472KL
32
32
32
32
31
31
30
29
25
25
25
20
20
20
15
15
15
15
15
12
12
12
12
12
12
12
12
12
12
30
29
28
27
28
27
30
29
31
28
28
30
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
120
70
55
45
38
34
33
30
22
20
16
15
13
12
10
10
9
9
8
7
7
6
6
5
5
5
4
4
4
4
3
3
3
2
2
2
2
1
1
1
1
0.02
0.02
0.02
0.02
0.03
0.04
0.04
0.05
0.07
0.08
0.09
0.10
0.11
0.12
0.14
0.16
0.20
0.24
0.30
0.37
0.45
0.48
0.68
0.77
0.96
1.11
1.26
1.77
1.96
2.50
2.80
4.00
4.50
6.80
8.00
9.20
10.00
11.80
16.50
18.00
21.00
6.00
5.00
4.50
4.40
3.70
3.50
3.20
2.80
2.30
2.00
1.80
1.60
1.50
1.30
1.20
1.10
1.00
0.94
0.85
0.78
0.72
0.66
0.58
0.51
0.49
0.42
0.40
0.36
0.34
0.30
0.28
0.23
0.21
0.17
0.15
0.14
0.13
0.12
0.10
0.09
0.08
9.10
7.20
6.30
5.70
5.00
4.60
4.10
3.70
3.20
3.00
2.70
2.60
2.30
2.10
1.90
1.70
1.60
1.50
1.30
1.20
1.10
1.00
0.85
0.80
0.80
0.66
0.58
0.55
0.50
0.46
0.42
0.35
0.34
0.28
0.26
0.23
0.20
0.18
0.17
0.16
0.15
2.5
3.3
3.9
4.7
5.6
6.8
7.5
10
..................................260 °C for 5 sec.
Materials
Core ................................Ferrite DR core
Wire .....................Enameled copper wire
Terminal.....................................Ag/Ni/Sn
Rated Current
....................Ind. drop 10 % typ. at Isat
Temperature Rise
12
15
18
22
27
33
39
47
.......................40°C max. at rated Irms
Packaging...................1000 pcs. per reel
Product Dimensions
7.8
MAX.
(.307)
56
68
82
2.52
2.52
2.52
5.3
MAX.
(.209)
100
120
150
180
220
270
330
390
470
560
680
820
1000
1200
1500
1800
2200
2700
3300
3900
4700
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
2.6
TYP.
(.102)
7.8
MAX.
(.307)
Recommended Layout
8.0
MAX.
(.315)
2.6
(.102)
MAX.
8.0
(.315)
MAX.
MM
(INCHES)
DIMENSIONS:
Typical Part Marking
FINISH
START
101
*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.