Features
■ Available in E12 series
Applications
■ Input/output of DC/DC converters
■ Small diameter of only 5.8 mm maxi-
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
mum
■ Profile of 4.8 mm
■ RoHS compliant*
SDR0604 Series - SMD Power Inductors
General Specifications
Electrical 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
Inductance 1kHz
(µH)
Test
Frequency
(MHz)
SRF
Min.
(MHz)
I rms
Max.
(A)
I sat
Typ.
(A)
Q
Ref.
RDC
Bourns Part No.
(Ω)
Tol. %
20
20
20
20
20
20
20
20
20
20
20
20
15
15
15
15
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
SDR0604-1R2ML 1.2
SDR0604-1R5ML 1.5
SDR0604-2R2ML 2.2
SDR0604-2R7ML 2.7
SDR0604-3R3ML 3.3
35
32
33
22
22
22
20
20
20
20
30
30
30
30
30
28
24
24
22
22
22
20
20
22
20
20
20
26
25
25
25
24
26
25
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
155
108
79
65
60
40
34
30
28
26
23
22
20
18
16
14
13
13
12
11
10
9
9
7
6
6
6
4
3
3
3
3
2
2
0.02
0.03
0.06
0.06
0.07
0.07
0.08
0.08
0.12
0.09
0.10
0.12
0.14
0.15
0.19
0.22
0.25
0.32
0.37
0.42
0.52
0.60
0.70
0.93
1.10
1.38
1.57
1.88
2.25
2.48
3.30
4.00
4.65
5.20
4.2
7.30
6.10
5.10
3.80
3.50
3.20
3.00
2.70
2.50
2.30
2.00
1.90
1.60
1.50
1.40
1.30
1.10
1.00
1.00
0.90
0.84
0.75
0.68
0.60
0.54
0.50
0.44
0.40
0.36
0.34
0.30
0.26
0.25
0.20
3.60
2.80
2.30
2.00
1.90
1.80
1.70
1.60
1.50
1.45
1.40
1.30
1.25
1.10
1.00
0.88
0.80
0.72
0.68
0.62
0.58
0.52
0.48
0.40
0.38
0.35
0.32
0.27
0.25
0.21
0.18
0.16
0.14
..................................260 °C for 5 sec.
Materials
Core ................................Ferrite DR core
Wire.............................Enameled copper
Terminal:....................................Ag/Ni/Sn
Rated Current..Ind. drop 10 % typ. at Isat
Temperature Rise
......................40 °C max. at rated Irms
Packaging.....................400 pcs. per reel
SDR0604-3R9ML
3.9
SDR0604-4R7ML 4.7
SDR0604-5R6ML 5.6
SDR0604-6R8ML 6.8
SDR0604-8R2ML 8.2
SDR0604- 100ML
SDR0604- 120ML
SDR0604- 150YL
SDR0604- 180YL
SDR0604- 220YL
SDR0604- 270YL
SDR0604- 330KL
SDR0604- 390KL
SDR0604- 470KL
SDR0604- 560KL
SDR0604- 680KL
SDR0604- 820KL
10
12
15
18
22
27
33
39
47
56
68
82
Product Dimensions
5.8
(.228)
MAX.
4.8
2.52
2.52
2.52
2.52
MAX.
(.189)
1.8
(.071)
TYP.
2.52
SDR0604- 101KL 100
SDR0604- 121KL 120
SDR0604- 151KL 150
SDR0604- 181KL 180
SDR0604- 221KL 220
SDR0604- 271KL 270
SDR0604- 331KL 330
SDR0604- 391KL 390
SDR0604- 471KL 470
SDR0604- 561KL 560
SDR0604- 681KL 680
SDR0604- 821KL 820
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.252
0.252
0.252
5.8
MAX.
(.228)
Recommended Layout
5.8
(.228)
1.8
(.071)
6.0
(.236)
Typical Part Marking
START
101
FINISH
MM
(INCHES)
DIMENSIONS:
*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.