Inductance 100 kHz
Q
Test SRF RDC I rms I sat
Bourns Part No.
(µH) Tol. %
Ref.
Frequency Min. Max. Max. Typ.
(MHz) (MHz) (Ω) (A) (A)
SDR0703-1R0ML 1.0 ± 20 25 7.96 160.0 0.042 2.20 3.20
SDR0703-1R2ML 1.2 ± 20 25 7.96 145.0 0.047 2.00 3.00
SDR0703-1R8ML 1.8 ± 20 25 7.96 105.0 0.052 1.90 2.70
SDR0703-2R2ML 2.2 ± 20 24 7.96 95.0 0.060 1.80 2.60
SDR0703-2R7ML 2.7 ± 20 23 7.96 80.0 0.065 1.70 2.50
SDR0703-3R3ML 3.3 ± 20 23 7.96 65.0 0.075 1.65 2.35
SDR0703-3R9ML 3.9 ± 20 22 7.96 70.0 0.080 1.58 2.25
SDR0703-4R7ML 4.7 ± 20 20 7.96 60.0 0.100 1.50 2.10
SDR0703-5R6ML 5.6 ± 20 20 7.96 56.0 0.105 1.40 2.00
SDR0703-6R8ML 6.8 ± 20 20 7.96 45.0 0.115 1.30 1.90
SDR0703-8R2ML 8.2 ± 20 20 7.96 40.0 0.150 1.10 1.50
SDR0703-100KL 10 ± 10 23 2.52 36.0 0.170 1.00 1.40
SDR0703-120KL 12 ± 10 20 2.52 36.0 0.180 0.90 1.30
SDR0703-150KL 15 ± 10 23 2.52 30.0 0.240 0.75 1.12
SDR0703-180KL 18 ± 10 20 2.52 30.0 0.280 0.70 1.05
SDR0703-220KL 22 ± 10 20 2.52 26.0 0.300 0.65 0.95
SDR0703-270KL 27 ± 10 20 2.52 20.0 0.400 0.60 0.88
SDR0703-330KL 33 ± 10 17 2.52 20.0 0.450 0.56 0.82
SDR0703-390KL 39 ± 10 18 2.52 18.0 0.550 0.50 0.73
SDR0703-470KL 47 ± 10 20 2.52 15.0 0.720 0.40 0.64
SDR0703-560KL 56 ± 10 20 2.52 13.0 0.800 0.39 0.60
SDR0703-680KL 68 ± 10 18 2.52 13.0 0.900 0.38 0.56
SDR0703-820KL 82 ± 10 18 2.52 12.0 1.18 0.33 0.47
SDR0703-101KL 100 ± 10 33 0.796 11.0 1.56 0.27 0.40
SDR0703-121KL 120 ± 10 32 0.796 10.0 1.75 0.26 0.37
SDR0703-151KL 150 ± 10 30 0.796 9.0 2.00 0.25 0.34
SDR0703-181KL 180 ± 10 33 0.796 7.0 2.70 0.19 0.30
SDR0703-221KL 220 ± 10 31 0.796 7.0 3.00 0.18 0.28
SDR0703-271KL 270 ± 10 30 0.796 7.0 3.60 0.17 0.22
SDR0703-331KL 330 ± 10 33 0.796 6.0 4.80 0.16 0.19
SDR0703-391KL 390 ± 10 36 0.796 5.5 6.20 0.14 0.18
SDR0703-471KL 470 ± 10 33 0.796 5.0 7.00 0.13 0.16
SDR0703-561KL 560 ± 10 36 0.796 4.2 9.20 0.11 0.15
SDR0703-681KL 680 ± 10 32 0.796 4.0 10.50 0.10 0.15
SDR0703-821KL 820 ± 10 32 0.796 3.6 12.00 0.09 0.14
SDR0703-102KL 1000 ± 10 30 0.252 3.2 14.20 0.08 0.13
SDR0703 Series - SMD Power Inductors
Features
■ Available in E12 series
■ Low height of only 2.7 mm
■ High Isat of 3.2 Amps
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
Electrical Specifications
Product Dimensions
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
Electrical Schematic
DIMENSIONS:
MM
(INCHES)
Recommended Layout
