March, 2008 Bourns Manufacturers Representatives Corporate Distributor Product Managers Americas Sales Team Asia Sales Team Europe Sales Team Bourns Internal Bourns Plant Managers Change to MOQ, Multiple, Width of Tape and Size of Reel for Bourns® Model SDR0302 Inductor As of April 1, 2008, the Minimum Order Quantity (MOQ) and Multiple for Model SDR0302 will be increased to 2000 pieces. Inductors will be packaged 2000 pieces per 13-inch reel on a tape of 12-mm width. Until April 1, packaging will continue to be 1000 pieces per 7-inch reel on tape of 8-mm width. Orders placed on or after April 1, 2008 will have an MOQ of 2000 pieces. Details of the packaging dimensions may be found on the attached updated specification (preliminary version). As of April 1, this specification will be posted on Bourns website at www.bourns.com. IC0811 NT IA PL M CO S oH *R Features Applications ■ Available in E12 series ■ Input/output of DC/DC converters ■ Low profile of only 2.5 mm ■ Power supplies for: • Portable communication equipment • Camcorders • LCD TVs • Car radios ■ Low inductance values ■ RoHS compliant* SDR0302 Series - SMD Power Inductors Electrical Specifications Inductance 1kHz Bourns Part No. µH) (µ SDR0302-1R0ML SDR0302-1R2ML SDR0302-1R5ML SDR0302-1R8ML SDR0302-2R2ML SDR0302-2R7ML SDR0302-3R3ML SDR0302-3R9ML SDR0302-4R7ML SDR0302-5R6ML SDR0302-6R8ML SDR0302-8R2ML SDR0302-100ML SDR0302-120ML SDR0302-150ML SDR0302-180ML SDR0302-220ML SDR0302-270ML SDR0302-330KL SDR0302-390KL SDR0302-470KL SDR0302-560KL SDR0302-680KL SDR0302-820KL SDR0302-101KL SDR0302-121KL SDR0302-151KL SDR0302-181KL SDR0302-221KL SDR0302-271KL SDR0302-331KL SDR0302-391KL SDR0302-471KL SDR0302-561KL SDR0302-681KL SDR0302-821KL SDR0302-102KL SDR0302-122KL 1.0 1.2 1.5 1.8 2.2 2.7 3.3 3.9 4.7 5.6 6.8 8.2 10.0 12.0 15.0 18.0 22.0 27.0 33.0 39.0 47.0 56.0 68.0 82.0 100.0 120.0 150.0 180.0 220.0 270.0 330.0 390.0 470.0 560.0 680.0 820.0 1000.0 1200.0 Tol. % ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± 20 20 20 20 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 Q Ref. Test Frequency (MHz) SRF Min. (MHz) RDC Max. Ω) (Ω I rms Max. (A) I sat Typ. (A) 20 22 23 23 22 22 23 24 18 18 18 16 18 15 20 18 23 23 20 24 23 18 24 24 40 40 38 45 40 45 40 40 42 43 43 45 40 40 7.96 7.96 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 2.52 2.52 2.52 2.52 2.52 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 0.252 125.0 100.0 95.0 85.0 75.0 72.0 68.0 50.0 45.0 42.0 40.0 35.0 34.0 33.0 32.0 28.0 22.0 20.0 18.0 18.0 17.0 16.0 14.0 12.0 10.0 10.0 9.0 8.5 8.0 7.0 6.0 5.5 5.0 4.8 4.3 4.0 3.2 3.0 0.06 0.07 0.07 0.08 0.09 0.10 0.11 0.12 0.15 0.16 0.18 0.20 0.25 0.28 0.40 0.46 0.66 0.75 0.85 1.12 1.27 1.45 1.85 2.10 2.85 3.20 4.60 5.00 5.70 8.60 10.00 10.80 14.30 16.00 18.00 22.50 26.00 30.00 2.100 2.000 1.900 1.800 1.650 1.500 1.400 1.300 1.200 1.100 1.000 0.900 0.800 0.750 0.650 0.580 0.520 0.480 0.420 0.380 0.360 0.340 0.300 0.280 0.260 0.220 0.200 0.185 0.170 0.150 0.130 0.120 0.105 0.095 0.085 0.080 0.070 0.060 2.700 2.500 2.300 2.000 1.850 1.700 1.600 1.500 1.350 1.300 1.200 1.050 0.900 0.850 0.800 0.750 0.650 0.550 0.500 0.450 0.400 0.350 0.320 0.300 0.280 0.250 0.230 0.210 0.190 0.170 0.150 0.140 0.130 0.120 0.110 0.100 0.090 0.080 General 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 ..................................260 °C for 5 sec. Y R A N I M I L E R P Typical Part Marking Materials Core .......................................Ferrite DR Wire .............Enameled copper wire 130 Terminal.....................................Ag/Ni/Sn Rated Current ...................Ind. drop 10 % typ. at Isat Temperature Rise ..................40 °C max. at rated Irms Packaging ..................2000 pcs. per reel Product Dimensions 3.0 ± 0.3 (.118 ± .012) MAX. 2.5 ± 0.3 MAX. (.098 ± .012) 0.9 TYP. (.035) 2.8 ± 0.3 MAX. (.110 ± .012) Recommended Layout 3.0 (.118) 1.4 (.055) 0.8 (.031) Electrical Schematic 1.4 (.055) START 1 4 DIMENSIONS: MM (INCHES) 100 FINISH *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. SDR0302 Series - SMD Power Inductors Packaging Specifications 2.0 ± 0.5 (.079 ± .020) 330.0 (13.00) DIA. 18.4 (.724) THICKNESS 0.10 (.004) MAX. 13.0 ± 0.5 (.512 ± .020) DIA. 21.0 ± 0.8 (.827 ± .031) EMBOSSED CAVITY Y R A N I M I L E R P 50.0 (1.969) 13.0 ± 0.5 DIA. (.512 ± .020) EMBOSSED CARRIER 14.0 (.551) 8.0 (.315) END 4.0 (.157) START 12.0 (.472) NO COMPONENT 200 (7.874) NO COMPONENT COMPONENTS USER DIRECTION OF FEED QTY: 2000 PCS. PER REEL DIMENSIONS: REV. 03/08 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. MM (INCHES) 400 (15.748)