PL IA NT CO M *R oH S 00 Features Applications ■ Available in E6 values ■ Input/output of DC/DC converters ■ Current rating to 4.8 amps ■ Power supplies for: • Portable communication equipment • Camcorders • LCD TVs • Car radios ■ Mounting height 4.8 mm maximum 1 ■ RoHS compliant* SDR1045 Series - SMD Power Inductors Electrical Specifications Inductance 100 kHz Bourns Part No. (µH) SDR1045-2R7M SDR1045-4R5M SDR1045-6R8M SDR1045-100M SDR1045-150M SDR1045-220M SDR1045-330M SDR1045-470M SDR1045-680M SDR1045-101K SDR1045-151K SDR1045-221K SDR1045-331K SDR1045-471K SDR1045-681K SDR1045-102K 2.7 4.5 6.8 10.0 15.0 22.0 33.0 47.0 68.0 100.0 150.0 220.0 330.0 470.0 680.0 1000.0 Electrical Schematic Tol. % ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± 20 20 20 20 20 20 20 20 20 10 10 10 10 10 10 10 Q Typ. Test Frequency (MHz) SRF Min. (MHz) RDC Max. (Ω) I rms Max. (A) I sat Typ. (A) 25 25 22 26 26 22 20 21 21 14 16 15 12 12 13 25 7.96 7.96 7.96 2.52 2.52 2.52 2.52 2.52 2.52 0.796 0.796 0.796 0.796 0.796 0.796 0.252 68.7 44.2 35.8 27.8 23.7 19.4 15.8 13.6 11.1 9.7 7.1 6.4 4.6 4.2 3.6 2.9 0.026 0.033 0.040 0.064 0.100 0.145 0.220 0.270 0.360 0.540 0.700 1.150 1.700 2.250 3.300 4.700 4.80 4.20 3.50 3.20 2.50 2.20 1.90 1.60 1.30 1.10 0.85 0.72 0.62 0.52 0.43 0.38 6.20 5.20 4.20 3.60 3.00 2.60 2.10 1.85 1.50 1.30 1.05 0.85 0.70 0.58 0.46 0.40 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 ............Enamelled copper wire 130 Terminal .........................................Cu/Sn Rated Current ...................Ind. drop 10 % typ. at Isat Temperature Rise ..................40 °C max. at rated Irms Packaging ....................700 pcs. per reel Product Dimensions 10.0 ± 0.3 (.394 ± .012) Recommended Layout REF. 2.8 (.110) 330 2.4 REF. (.094) 10.4 5.6 REF. (.409) (.220) REF. 2.4 REF. (.094) 10.0 ± 0.3 (.394 ± .012) 4.5 ± 0.3 (.177 ± .012) TYP. 2.4 (.094) 2.0 (.079) TYP. 6.0 TYP. (.236) 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. MM (INCHES) SDR1045 Series - SMD Power Inductors Packaging Specifications 330 DIA. (12.99) 2.0 ± 0.5 (.079 ± .020) 30.4 (1.20) 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 26 (1.02) 4 (.157) END 24 (.945) 5.3 (.209) 330 330 START 330 16.0 (.63) NO COMPONENT COMPONENTS NO COMPONENT 390 (15.354) 160 (6.299) USER DIRECTION OF FEED QTY: 600 PCS. PER REEL DIMENSIONS: MM (INCHES) REV. 05/11 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.