Features Applications Available in E6 series, E12 series optional Input/output of DC/DC converters High inductance up to 15 mH Power supplies for: High current up to 5.6 A Portable communication equipment Gull wing leads Camcorders RoHS compliant* LCD TVs SRR0908 Series - SMD Shielded Power Inductors Test Voltage .......................................1 V Inductance 1 Test I rms I sat SRF RDC KHz .. 230 C, 50 sec. max. Q Freq. Max. Max. Typ. **K- Min. Operating Temperature Bourns Part No. H Tol. % Ref. (MHz) (MHz) () (A) (A) Factor ................................-40 C to +125 C SRR0908-1R5ML 1.5 20 20 7.96 65.0 0.014 5.60 10.00 114 (Temperature rise included) SRR0908-2R7ML 2.7 20 20 7.96 50.0 0.019 4.80 7.70 84 Storage Temperature SRR0908-3R9ML 3.9 20 20 7.96 35.0 0.021 4.40 6.60 74 ................................-40 C to +125 C SRR0908-5R6ML 5.6 20 18 7.96 25.0 0.027 3.80 5.50 60 Resistance to Soldering Heat SRR0908-7R5ML 7.5 20 18 7.96 15.0 0.032 3.40 4.60 50 ................................. 260 C for 5 sec. SRR0908-100ML 10 20 33 2.52 11.0 0.040 3.00 4.10 43 Moisture Sensitivity Level .....................1 SRR0908-120ML 12 20 40 2.52 11.0 0.050 2.50 4.00 41 ................. N/A SRR0908-150ML 15 20 45 2.52 8.50 0.065 2.20 3.90 36 SRR0908-180ML 18 20 40 2.52 8.50 0.075 2.00 3.80 34 Materials SRR0908-220ML 22 20 35 2.52 6.00 0.080 1.90 3.30 31 SRR0908-270ML 27 20 45 2.52 6.00 0.090 1.80 2.90 27 Core ............................... Ferrite DR & RI SRR0908-330ML 33 20 40 2.52 5.00 0.10 1.70 2.70 25 Wire ............................Enameled copper SRR0908-390ML 39 20 45 2.52 5.00 0.135 1.50 2.40 23 Base ................................................ LCP SRR0908-470ML 47 20 40 2.52 4.00 0.15 1.40 2.30 21 Terminal ....................................Cu/Ni/Sn SRR0908-560ML 56 20 35 2.52 3.00 0.165 1.35 2.10 19 Adhesive .............................. Epoxy resin SRR0908-680ML 68 20 30 2.52 2.50 0.184 1.25 1.90 17 Rated Current SRR0908-820ML 82 20 30 2.52 2.40 0.26 1.05 1.90 16 ...............Ind. drop of 10 % typ. at Isat SRR0908-101YL 100 15 40 0.796 6.00 0.28 1.00 1.30 14 Temperature Rise SRR0908-121YL 120 15 42 0.796 5.70 0.34 0.90 1.10 13 .....................40 C max. at rated Irms SRR0908-151YL 150 15 45 0.796 4.60 0.45 0.80 1.00 11 Packaging .................... 400 pcs. per reel SRR0908-181YL 180 15 35 0.796 4.20 0.50 0.70 1.00 10 SRR0908-221YL 220 15 35 0.796 3.80 0.60 0.65 0.95 10 Product Dimensions SRR0908-271YL 270 15 30 0.796 3.40 0.70 0.60 0.75 8 SRR0908-331YL 330 15 30 0.796 3.00 0.80 0.55 0.70 8 1 8 SRR0908-391YL 390 15 33 0.796 2.60 1.00 0.50 0.65 7 SRR0908-471YL 470 15 30 0.796 2.30 1.15 0.45 0.62 6 SRR0908-561YL 560 15 35 0.796 2.20 1.50 0.38 0.55 6 10.0 0.5 MARKING 101 (.394 .020) SRR0908-681YL 680 15 30 0.796 2.00 1.70 0.35 0.50 5 (PIN 1 SIDE) SRR0908-821YL 820 15 35 0.796 1.90 2.20 0.32 0.45 5 SRR0908-102YL 1000 15 85 0.252 1.90 2.20 0.32 0.45 4 4 5 SRR0908-152YL 1500 15 120 0.252 1.30 4.00 0.25 0.35 4 SRR0908-222YL 2200 15 95 0.252 1.00 5.00 0.20 0.29 3 SRR0908-332YL 3300 15 95 0.252 0.90 8.00 0.15 0.24 2 9.5 0.3 (.374 .012) SRR0908-472YL 4700 15 90 0.252 0.80 12.00 0.12 0.19 2 7.5 0.3 SRR0908-682YL 6800 15 90 0.252 0.60 16.50 0.10 0.16 2 (.295 .012) SRR0908-822YL 8200 15 85 0.252 0.50 24.00 0.10 0.14 2 12.5 0.5 (.492 .020) SRR0908-103YL 10000 15 110 0.0796 0.50 26.00 0.09 0.13 1 11.0 0.5 SRR0908-153YL 15000 15 130 0.0796 0.40 40.00 0.08 0.12 1 (.433 .020) 2.5 0.3 Multiple windings possible (up to four (.098 .012) Recommended Layout 0.7 0.1 2.5 0.3 windings). (.028 .004) (.098 .012) SRR0908-101Y to -153Y SRR0908-1R5M to -820M 2.2 2.2 10.3 10.3 (.087) (.087) (gauss) = K x L(H) x I (peak-to-peak ripple (.406) (.406) current, A), determine core loss from Core Loss vs. Flux Density plot. 2.2 2.5 2.2 (.087) (.098) (.087) 9 (.355) 1.0 (.039) 14.7 14.7 2.5 0.3 (.578) (.578) 3.0 (.098 .012) (.118) WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov MM DIMENSIONS: (INCHES) * RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Specications are subject to change without notice. Users should verify actual device performance in their specic applications. The products described herein and this document are subject to specic legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf *RoHS COMPLIANT SRR0908 Series - SMD Shielded Power Inductors Core Loss vs. Flux Density 10000 1000 1 MHz 800 KHz 100 500 KHz 400 KHz 300 KHz 10 200 KHz 100 KHz 1 0.10 0.01 10 100 1000 Flux Density Bp-p (gauss) Electrical Schematics SRR0908-101Y to -153Y SRR0908-1R5M to -820M 1 8 1 4 4 5 TOP VIEW (Typical Layout) Termination of each individual winding may be either Pin 1, 2, 3, or 4. Termination of opposite end of each individual winding may be either Pin 5, 6, 7, or 8 Windings will not be terminated to the same pin. SeeRecommended Layou for SRR0908-1R5M to 820M. Specications are subject to change without notice. Users should verify actual device performance in their specic applications. The products described herein and this document are subject to specic disclaimers as set forth on the last page of this document, and at www.bourns.com/legal/disclaimer.pdf. Core Loss (mW)