SRU8028-4R7Y Bourns

Features Applications Available in E6 series Input/output of DC/DC converters Unit height of 2.8 mm Power supplies for: Portable communication equipment Current up to 7 A Camcorders RoHS compliant* LCD TVs SRU8028 Series - Shielded SMD Power Inductors Test Voltage .......................................1 V Inductance 100 KHz .. 230 C, 50 sec. max. Test SRF Irms Isat Operating Temperature Bourns Tol. Q Freq. Typ. RDC Max. Typ. **K- ................................. -40 C to +125 C Part No. (H) % Ref. (MHz) (MHz) (m) (A) (A) Factor (Temperature rise included) SRU8028-1R0Y 1.0 30 12 7.96 66.0 10.1 7.00 5.50 389 Storage Temperature .. -40 C to +125 C SRU8028-2R5Y 2.5 30 15 7.96 65.0 13.6 4.50 4.20 251 Resistance to Soldering Heat SRU8028-3R3Y 3.3 30 12 7.96 60.0 17.5 3.60 3.50 222 ............................... 260 C for 10 sec. SRU8028-4R7Y 4.7 30 15 7.96 50.0 20.0 3.70 3.20 198 Rated Current ..Ind. drop 35 % typ. at Isat Temperature Rise SRU8028-6R8Y 6.8 30 13 7.96 40.0 34.0 2.80 2.50 164 .....................40 C max. at rated Irms SRU8028-8R2Y 8.2 30 17 7.96 37.0 54.0 2.60 2.30 143 Moisture Sensitivity Level .....................1 SRU8028-100Y 10.0 30 22 2.52 35.0 45.0 2.60 2.20 130 ................. N/A SRU8028-120Y 12.0 30 21 2.52 30.0 76.0 2.20 2.00 121 Materials SRU8028-150Y 15.0 30 20 2.52 25.0 66.0 2.00 1.70 108 Core ....................Ferrite DR and RI core SRU8028-220Y 22.0 30 22 2.52 20.0 106 1.60 1.50 88 Wire ............................Enameled copper SRU8028-330Y 33.0 30 20 2.52 15.0 147 1.30 1.10 74 Terminal ....................................Ag/Ni/Sn SRU8028-470Y 47.0 30 14 2.52 12.0 177 1.20 1.00 62 Packaging .................. 1500 pcs. per reel SRU8028-680Y 68.0 30 23 2.52 9.0 317 0.85 0.80 50 SRU8028-101Y 100.0 30 35 0.796 8.0 390 0.75 0.70 41 Product Dimensions I (peak-to-peak ripple current, A), 8.0 0.3 determine core loss from Core Loss vs. Flux Density plot. (.315 .012) Core Loss vs. Flux Density 10000 8.0 0.3 (.315 .012) 1000 100 2.8 0.3 (.110 .012) 10 1 MHz 1 800 KHz 500 KHz 2.5 6.0 TYP. 400 KHz 0.1 (.236) (.098) 300 KHz TYP. 200 KHz 0.01 100 KHz 0.001 2.8 0.0001 (.110) TYP. 10 100 1000 2.5 TYP. (.098) Flux Density Bp-p (gauss) Electrical Schematic Inductor Connection Recommended Layout 5.8 (.228) REF. 2.0 2.0 (.079) (.079) REF. REF. * 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 LCR METER specic applications. The products described herein and MM 3.2 DIMENSIONS: (.126) this document are subject to specic legal disclaimers as (INCHES) REF. WARNING Cancer and Reproductive Harm set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf www.P65Warnings.ca.gov 220 *RoHS COMPLIANT Core Loss (mW) SRF0504 Series - Line Filter SRU8028 Series - Shielded SMD Power Inductors 330 2.0 0.5 22.4 DIA. (12.99) (.079 .020) (.882) COVER 13.0 0.5 TAPE 21.0 0.8 (.512 .020) (.827 .031) DIA. EMBOSSED CAVITY 50.0 (1.969) 13.0 0.5 DIA. EMBOSSED (.512 .020) CARRIER 12.0 18 (.472) (.709) 4 (.157) END START 12 (.472) NO COMPONENT NO COMPONENT 160 400 COMPONENTS (15.748) (6.299) USER DIRECTION OF FEED QTY: 1500 PCS. PER REEL MM DIMENSIONS: (INCHES) 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.