T PL IA N M CO *R oH S 470 Features Applications Available in E6 values Input/output of DC/DC converters Current rating to 3.50 amps Power supplies for: * Portable communication equipment * Camcorders * LCD TVs RoHS compliant* SRR7045 Series - Shielded SMD Power Inductors Inductance 1 KHz Bourns Part No. SRR7045-1R0M SRR7045-2R2M SRR7045-2R7M SRR7045-3R3M SRR7045-3R9M SRR7045-4R7M SRR7045-5R6M SRR7045-6R3M SRR7045-6R8M SRR7045-100M SRR7045-120M SRR7045-150M SRR7045-180M SRR7045-220M SRR7045-270M SRR7045-330M SRR7045-390M SRR7045-470M SRR7045-560M SRR7045-680M SRR7045-820M SRR7045-101M SRR7045-121M SRR7045-151M SRR7045-181M SRR7045-221M SRR7045-271M SRR7045-331M SRR7045-391M SRR7045-471M SRR7045-561M SRR7045-681M SRR7045-821M SRR7045-102M uH Tol. % Q Typ. 1.0 2.2 2.7 3.3 3.9 4.7 5.6 6.3 6.8 10 12 15 18 22 27 33 39 47 56 68 82 100 120 150 180 220 270 330 390 470 560 680 820 1000 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 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 30 27 31 29 26 25 25 26 29 21 22 22 40 30 51 52 44 30 65 27 80 27 65 26 90 Schematic Test Frequency (MHz) SRF Typ. (MHz) RDC Max. () I rms Max. (A) I sat Typ. (A) 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 60 60 60 43 40 35 33 30 28 25 23 24 21 21 18 12 13 11 11 10 9 8 7 7 5 5 5 4 5 3 4 3 3 3 0.020 0.022 0.027 0.027 0.028 0.030 0.036 0.038 0.036 0.042 0.050 0.062 0.070 0.070 0.110 0.115 0.130 0.150 0.200 0.210 0.280 0.300 0.420 0.480 0.660 0.700 0.840 0.730 1.200 1.100 1.600 1.600 2.200 2.400 3.50 2.80 2.78 2.50 2.71 2.64 2.38 2.33 2.20 2.00 1.85 1.60 1.50 1.50 1.25 1.15 1.10 0.95 0.85 0.77 0.70 0.65 0.60 0.53 0.475 0.45 0.40 0.40 0.35 0.32 0.30 0.27 0.25 0.25 3.20 2.50 3.10 2.20 2.43 2.20 2.00 1.85 2.00 1.70 1.40 1.35 1.15 1.15 1.00 0.90 0.80 0.78 0.65 0.60 0.60 0.50 0.45 0.41 0.375 0.36 0.275 0.25 0.225 0.22 0.20 0.20 0.175 0.15 2.4 (.094) 1.8 REF. (.071) 4.2 (.165) REF. Product Dimensions 7.0 0.3 (.276 .012) 220 7.0 0.3 (.276 .012) 4.50 0.3 (.177 .012) TYP. 2.0 (.079) 1.5 (.059) TYP. 4.0 TYP. (.157) 7.80 (.307) REF. 1.8 REF. (.071) www.P65Warnings.ca.gov Materials Core ............................... Ferrite DR & RI Wire ............. Enameled copper wire 130 Terminal ....................................Cu/Ni/Sn Rated Current ...............Ind. drop of 10 % typ. at Isat (-1R0M through -221M) ...............Ind. drop of 25 % typ. at Isat (-271M through -102M) Temperature Rise .....................30 C max. at rated Irms Packaging .................. 1000 pcs. per reel Recommended Layout REF. WARNING Cancer and Reproductive Harm Test Voltage ....................................0.5 V .. 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. Moisture Sensitivity Level ..................... 1 ................. N/A DIMENSIONS: MM (INCHES) *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. SRR7045 Series - Shielded SMD Power Inductors 330 DIA. (13.00) 2.0 0.5 (.079 .020) 22.4 (.882) 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 18 (.709) 16 (.630) 5.3 (.209) 4 (.157) START 12.0 (.472) END 220 NO COMPONENT 220 2 COMPONENTS NO COMPONENT 390 (15.354) 160 (6.299) USER DIRECTION OF FEED QTY: 1000 PCS. PER REEL DIMENSIONS: MM (INCHES) Tel: +886-2 2562-4117 * Email: asiacus@bourns.com EMEA: Tel: +36 88 520 390 * Email: eurocus@bourns.com The Americas: Tel: +1-951 781-5500 * Email: americus@bourns.com www.bourns.com REV. 03/18 Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. 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