SRN2510F-4R7M Bourns

Features Applications n Semi-shielded construction n DC/DC converters n Miniature size n Notebook computers n Low profile, 1 mm n Digital video cameras n Flat wire n HDDs n Low DCR n Cell phones n RoHS compliant* and halogen free** n TV, LCD displays SRN2510F Series Semi-Shielded Power Inductors Electrical Specifications 25 C General Specifications Operating Temperature Inductance I sat SRF DCR DCR I rms ................................-40 C to +125 C 1 MHz / 1 V (A) Bourns (MHz) () () (A) (Temperature rise included) Part Number L (H) Tol. % Ref. Typ. Max. Typ. Typ. Storage Temperature SRN2510F-R24M 0.24 20 % 180 0.018 0.022 5.5 9.5 ................................-40 C to +125 C SRN2510F-R33M 0.33 20 % 150 0.023 0.028 5.3 8.0 Rated Current ............ Inductance drops 30 % at Isat SRN2510F-R47M 0.47 20 % 120 0.027 0.035 4.6 7.0 Temperature Rise .....40 C at rated Irms SRN2510F-R68M 0.68 20 % 90 0.032 0.040 4.2 5.5 MSL ......................................................1 SRN2510F-1R0M 1.00 20 % 60 0.044 0.053 3.5 4.9 ESD Classification (HBM) ................. N/A SRN2510F-1R5M 1.50 20 % 55 0.062 0.074 3.2 3.8 SRN2510F-2R2M 2.20 20 % 40 0.078 0.093 2.6 2.8 Materials SRN2510F-3R3M 3.30 20 % 30 0.125 0.150 2.0 2.1 Core .......................................Metal alloy SRN2510F-4R7M 4.70 20 % 20 0.180 0.216 1.7 1.7 Wire ............................Enameled copper Terminal Finish ...................................Sn Coating .................Magnetic epoxy resin Product Dimensions Packaging ....... 2000 pcs. per 7-inch reel 2.5 +0.2/-0.1 (.098 +.008./-.004) How to Order SRN2510F - R33M 2.0 +0.2/-0.1 Model (.079 +.008/-.004) Value Code (see table) Schematic MAX. MM 1.0 0.75 0.75 DIMENSIONS: (.039) (.030) (.030) (INCHES) 1.0 REF. REF. (.039) REF. Recommended Layout 2.9 (.114) Asia-Pacific: Tel: +886-2 2562-4117 MM 2.4 DIMENSIONS: Email: asiacus bourns.com (INCHES) (.094) Europe: Tel: +36 88 520 390 Email: eurocus bourns.com 1.0 The Americas: (.039) Tel: +1-951 781-5500 Email: americus bourns.com www.bourns.com 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. 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.SRN2510F Series Semi-Shielded Power Inductors Soldering Profile NATURAL PRE-HEATING SOLDERING COOLING T (260 C / 10 seconds max.) P t (245 C / 20~40 seconds) p 217 200 60 ~ 150 seconds 150 60 ~ 180 seconds 480 seconds max. 25 Time (Seconds) REFLOW TIMES: 3 MAX. L vs. I Charts SRN2510F-R24M SRN2510F-R33M SRN2510F-R47M 0.4 0.6 0.8 0.3 0.45 0.6 0.2 0.3 0.4 0.1 0.15 0.2 0 0 0 02.5 57.5 10 02.5 57.5 10 0 2468 DC Current (A) DC Current (A) DC Current (A) SRN2510F-R68M SRN2510F-1R0M SRN2510F-1R5M 1.2 2 2.8 0.9 1.5 2.1 0.6 1 1.4 0.3 0.7 0.5 0 0 0 01.5 34.5 6 01 23 45 01 23 4 DC Current (A) DC Current (A) DC Current (A) SRN2510F-2R2M SRN2510F-3R3M SRN2510F-4R7M 4 6.0 8 4.5 6 3 3.0 4 2 1.5 2 1 0 0 0 00.5 11.5 2 00.5 11.5 2 00.7 1.42.1 2.8 DC Current (A) DC Current (A) DC Current (A) 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. Inductance (H) Inductance (H) Inductance (H) Temperature (C) Inductance (H) Inductance (H) Inductance (H) Inductance (H) Inductance (H) Inductance (H)