SRF1260-470M

Features Applications Multiple applications: parallel, series, SEPIC topology dual-inductor and transformer Power supplies for: Magnetically shielded, low radiation - Communication equipment - Notebooks, desktop computers, Inductance range: 0.47 to 4000 H servers Rated current up to 17.6 A - LCDs, at panels, backlights RoHS compliant* - Camcorders, HDTVs SRF1260 Series - Dual-Winding Shielded Power Inductors Test Voltage ..................................0.25 V Parallel Rating Series Rating Hi-pot ................500 Vrms, 3 mA, 3 sec. Inductance DCR Inductance DCR .. 230 C 50 sec. max. Bourns 100 KHz Tol. ( ) Irms Isat 100 KHz Tol. () Irms Isat Operating Temperature Part No. L (H) (%) Max. (A) (A) L (H) (%) Max. (A) (A) .................................-40 C to +105 C SRF1260-R47Y 0.47 30 0.0053 17.6 33 1.88 30 0.0212 8.8 16.5 (Temperature rise included) SRF1260-1R0Y 1.0 30 0.0062 15 23.6 4 30 0.026 7.51 11.8 Storage Temperature ..-40 C to +125 C SRF1260-1R5Y 1.5 30 0.0073 13.8 18.3 6 30 0.0302 6.89 9.15 Resistance to Solder Heat SRF1260-2R2Y 2.2 30 0.0085 10.9 15 8.8 30 0.0333 5.46 7.5 ...............................+260 C for 10 sec. SRF1260-3R3Y 3.3 30 0.0101 9.26 12.7 13.2 30 0.0372 4.63 6.35 Moisture Sensitivity Level ...................... 1 SRF1260-4R7Y 4.7 30 0.0137 7.18 9.71 18.8 30 0.0479 3.59 4.86 ..................N/A SRF1260-6R8Y 6.8 30 0.0186 6.64 8.68 27.2 30 0.0672 3.32 4.34 Materials SRF1260-8R2Y 8.2 30 0.0194 5.54 7.86 32.8 30 0.0737 2.77 3.93 SRF1260-100M 10 20 0.0246 5.35 7.17 40 20 0.0934 2.67 3.59 Core ..............................................Ferrite SRF1260-150M 15 20 0.0329 4.27 5.69 60 20 0.125 2.13 2.85 Wire ........................... Enameled copper Base ................................................LCP SRF1260-220M 22 20 0.0451 3.7 4.71 88 20 0.172 1.84 2.36 Adhesive .............................. Epoxy resin SRF1260-330M 33 20 0.0618 3.28 3.84 132 20 0.256 1.64 1.92 Terminal ..............................................Sn SRF1260-470M 47 20 0.086 2.71 3.24 188 20 0.34 1.35 1.62 Rated Current SRF1260-680M 68 20 0.117 2.22 2.7 272 20 0.444 1.11 1.35 ........... Inductance drops 30 % at Isat SRF1260-820M 82 20 0.15 2.05 2.39 328 20 0.568 1.03 1.2 Temperature Rise .... 40 C at rated Irms SRF1260-101M 100 20 0.171 1.78 2.2 400 20 0.656 0.892 1.1 Packaging .......400 pcs. per 13-inch reel SRF1260-151M 150 20 0.254 1.48 1.81 600 20 0.972 0.739 0.905 SRF1260-221M 220 20 0.354 1.19 1.51 880 20 1.416 0.594 0.755 How to Order SRF1260-331M 330 20 0.574 1.06 1.22 1320 20 2.29 0.53 0.61 SRF1260 - 100M SRF1260-471M 470 20 0.83 0.87 1.02 1880 20 3.197 0.434 0.51 Model SRF1260-681M 680 20 1.212 0.7 0.85 2720 20 4.635 0.35 0.425 Value Code (see table) SRF1260-821M 820 20 1.46 0.6 0.77 3280 20 5.363 0.301 0.385 SRF1260-102M 1000 20 1.854 0.57 0.7 4000 20 6.782 0.283 0.35 Product Dimensions Electrical Schematic 12.50 MAX. (.492) 1 2 1 2 1 2 DOT INDICATES TERMINAL 1 12.50 (.492) N1 N2 N1 N2 N1 N2 MAX. 3 4 3 4 3 4 PARALLEL SERIES 6.00 0.2 Recommended Layout (.236 .008) 4.50 4.50 2.15 2.15 (.177) (.177) (.085) (.085) 5.00 0.3 1 2 12 (.197 .012) 4 3 5.00 0.3 13.00 13.00 (.197 .012) (.512) (.512) 4 3 43 1.28 1.28 (.050) (.050) MM DIMENSIONS: (INCHES) DUAL INDUCTOR MODE SERIES MODE 1 2 1.80 0.2 (.071 .008) *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 WARNING Cancer and Reproductive Harm applications. The products described herein and this document are subject to specic legal disclaimers as set forth on the www.P65Warnings.ca.gov last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. 220 *RoHS COMPLIANT SRF0504 Series - Line Filter SRF1260 Series - Dual-Winding Shielded Power Inductors 330 2.0 0.5 DIA. 30.4 (12.99) (.079 .020) (1.197) 13.0 0.5 21.0 0.8 (.512 .020) (.827 .031) DIA. 50.0 -0 (1.97 -0) 13.0 0.5 DIA. (.512 .020) 26 +0 24.0 (1.024 +0) (.945) 16.0 4.0 (.630) (.157) END START NO COMPONENT COMPONENTS NO COMPONENT 200 400 (7.87) (15.75) USER DIRECTION OF FEED QTY: 400 PCS. PER REEL MM DIMENSIONS: (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 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.