SDR7045 Series - SMD Power Inductors
*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.
Inductance 100 kHz
Q
Test SRF RDC I rms I sat
Bourns Part No.
(µH) Tol. %
Typ.
Frequency Min. Max. Max. Typ.
(MHz) (MHz) (Ω) (A) (A)
SDR7045-1R2M 1.2 ± 20 25 7.96 90 0.022 3.80 5.00
SDR7045-1R5M 1.5 ± 20 26 7.96 109 0.027 3.50 4.50
SDR7045-2R2M 2.2 ± 20 24 7.96 79 0.032 3.30 4.00
SDR7045-3R3M 3.3 ± 20 23 7.96 47 0.036 2.80 3.70
SDR7045-4R7M 4.7 ± 20 23 7.96 38 0.042 2.60 3.40
SDR7045-6R8M 6.8 ± 20 22 7.96 35 0.054 2.25 2.70
SDR7045-100M 10.0 ± 20 28 2.52 23 0.070 2.00 2.30
SDR7045-150M 15.0 ± 20 24 2.52 19 0.086 1.60 1.90
SDR7045-220M 22.0 ± 20 26 2.52 18 0.125 1.40 1.62
SDR7045-330M 33.0 ± 20 20 2.52 18 0.150 1.22 1.32
SDR7045-470K 47.0 ± 10 21 2.52 11 0.230 1.00 1.10
SDR7045-680K 68.0 ± 10 17 2.52 11 0.280 0.90 0.92
SDR7045-101K 100.0 ± 10 17 0.796 10 0.430 0.75 0.72
SDR7045-151K 150.0 ± 10 17 0.796 8 0.580 0.62 0.58
SDR7045-221K 220.0 ± 10 22 0.796 6 0.930 0.50 0.48
SDR7045-331K 330.0 ± 10 20 0.796 6 1.240 0.42 0.40
SDR7045-471K 470.0 ± 10 20 0.796 4 1.850 0.34 0.30
SDR7045-681K 680.0 ± 10 18 0.796 4 2.400 0.30 0.26
SDR7045-102K 1000.0 ± 10 48 0.252 3 4.000 0.22 0.20
Features
■ Available in E6 values
■ Current rating to 3.8 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
Recommended Layout
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 DR
Wire .............Enameled copper wire 130
Terminal .........................................Cu/Sn
Rated Current
...................Ind. drop 10 % typ. at Isat
Temperature Rise ..................40 °C max.
at rated Irms
Packaging ..................1000 pcs. per reel
Electrical Schematic
DIMENSIONS:
MM
(INCHES)
