SRN2512-2R2M Bourns

Features Applications Semi-shielded construction DC/DC converters Miniature size Notebook computers Low pro le: 1.2 mm Digital video cameras Inductance range: 0.24 to 2.2 H HDDs Rated current up to 4.7 A Cellphones RoHS compliant* and halogen free** Televisions, LCD displays SRN2512 Series - Semi-shielded Power Inductors Electrical Speci cations 25 C General Speci cations Operating Temperature Inductance Test SRF DCR ................................. -55 C to +125 C 1 MHz / 0.1 V Q Freq. (MHz) () Irms Isat (Temperature rise included) Bourns Part No. L (H) Tol. % (Ref.) (MHz) Min. Max. (A) (A) Storage Temperature .... -40 C to +85 C SRN2512-R24M 0.24 20 7 1 330 0.024 4.7 8.0 Resistance to Solder Heat SRN2512-R33M 0.33 20 7 1 300 0.032 4.5 5.7 ...............................+260 C for 40 sec. Temperature Rise .....40 C at rated Irms SRN2512-R47M 0.47 20 8 1 190 0.032 4.4 5.5 Rated Current SRN2512-R68M 0.68 20 9 1 140 0.043 3.6 4.5 ............ Inductance drops 30 % at Isat SRN2512-1R0M 1.0 20 10 1 120 0.057 3.5 3.9 SRN2512-1R5M 1.5 20 10 1 90 0.096 2.5 3.0 Materials SRN2512-2R2M 2.2 20 11 1 80 0.102 2.3 2.7 Core ..............................................Ferrite Wire ............................Enameled copper Soldering Pro le Terminal Finish ...................................Sn Coating .................Magnetic epoxy resin Peak Temperature 260 max. Packaging ....... 2000 pcs. per 7-inch reel Max. Peak Temperature 260 40 sec. max. Max. Time Above 217 : 60~150 sec. max. Product Dimensions Preheating Soldering Natural Cooling 2.5 +0.2/-0.1 (.098 +.008/-.004) 20~40 Sec. Peak Temperature (260 C, 40 Sec. Max.) 217 C 200 C 2.0 +0.35/-0.05 60~150 Sec. (.079 +.014/-.002) 150C 60~180 Sec. 480 Sec. Max. 25 Time (Seconds) Reflow Times: 3 Times Max. Electrical Schematic How to Order 0.85 0.85 (.033) (.033) SRN2512 - R24M REF. 0.8 REF. (.031) Model REF. Value Code (see table) 1.2 (.047) Asia-Paci c: Tel: +886-2 2562-4117 Fax: +886-2 2562-4116 MAX. EMEA: Tel: +36 88 520 390 Fax: +36 88 520 211 The Americas: Tel: +1-951 781-5500 Fax: +1-951 781-5700 Recommended Layout www.bourns.com 2.9 (.114) WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov * RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. **Bourns considers a product to be halogen free if (a) the Bromine (Br) content is 900 ppm or less (b) the Chlorine (Cl) content is 900 ppm or less and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less. Specications are subject to change without notice. Users should verify actual device performance in their specic 2.4 0.8 applications. The products described herein and this document are subject to specic legal disclaimers as set forth on (.031) (.094) the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf MM DIMENSIONS: (INCHES) *RoHS COMPLIANT Temperature (C) SRF0504 Series - Line Filter SRN2512 Series - Semi-shielded Power Inductors L vs. IDC SRN2512-R33M SRN2512-R24M SRN2512-R47M 0.4 0.5 0.8 0.4 0.3 0.6 0.3 0.2 0.4 0.2 0.1 0.2 0.1 0 0 0 0 0 24 68 24 68 0 24 68 DC Current(A) DC Current(A) DC Current(A) SRN2512-R68M SRN2512-1R0M SRN2512-1R5M 1.0 2.0 2.5 0.8 2.0 1.5 0.6 1.5 1.0 0.4 1.0 0.5 0.2 0.5 0 0 0 0 12 3 45 0 12 3 4 0 0.6 1.2 1.8 2.4 3.0 DC Current(A) DC Current(A) DC Current(A) SRN2512-2R2M 4 3 2 1 0 0 0.5 1.0 1.5 2.0 2.5 DC Current(A) Packaging Speci cations 8.4 1.0 4.0 0.1 2.0 0.05 0.23 0.05 (.331 .004) (.157 .004) (.079 .002) (.009 .002) 2.85 0.1 (.112 .004) 8.0 0.1 13.0 0.8 (.315 .004) (.512 .031) 50.0 1.40 0.1 (1.969) 4.0 0.1 MIN. (.055 .004) (.157 .004) 2.45 0.1 (.096 .004) USER DIRECTION OF FEED 178 2.0 (7.008 .079) QTY: 2000 PCS. PER REEL MM DIMENSIONS: (INCHES) REV. 12/14 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. Inductance (H) Inductance (H) Inductance (H) Inductance (H) Inductance (H) Inductance (H) Inductance ( H)