SRU8028-8R2Y Bourns

Features Applications n Available in E6 series n Input/output of DC/DC converters n Unit height of 2.8 mm n Power supplies for: Portable communication equipment n Current up to 7 A Camcorders n RoHS compliant* LCD TVs SRU8028 Series - Shielded SMD Power Inductors Electrical Specifications General Specifications Test Voltage .......................................1 V Inductance 100 KHz Reflow Soldering .. 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 W) (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 8.0 0.3 Resistance to Soldering Heat SRU8028-3R3Y 3.3 30 12 7.96 60.0 17.5 (.315 .012)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 8.0 0.3 SRU8028-8R2Y 8.2 30 17 7.96 37.0 54.0 2.60 2.30 143 Moisture Sensitivity Level .....................1 (.315 .012) SRU8028-100Y 10.0 30 22 2.52 35.0 45.0 2.60 2.20 130 ESD Classification (HBM) ................. 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 2.8 0.3 SRU8028-220Y 22.0 30 22 2.52 20.0 106 1.60 1.50 88 (.110 .012) Core ....................Ferrite DR and RI core SRU8028-330Y 33.0 30 20 2.52 15.0 147 1.30 1.10 74 Wire ............................Enameled copper 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 8.0 0.3 6.0 2.5 (.315 .012) TYP. SRU8028-101Y 100.0 30 35 0.796 8.0 390 0.75 0.70 41 (.236) (.098) Product Dimensions TYP. **K-Factor: To calculate core flux density, Bp-p (gauss) = K x L(H) x I (peak-to-peak ripple current, A), determine core loss from Core Loss vs. Flux Density plot. 8.0 0.3 (.315 .012) SRU8028 8.0 0.3 (.315 .012) Core Loss vs. Flux Density 10000 2.8 (.110) 8.0 0.3 TYP. (.315 .012) 1000 2.8 0.3 2.5 (.110 .012) TYP. (.098) 100 2.8 0.3 (.110 .012) 10 6.0 2.5 TYP. (.236) (.098) 1 MHz TYP. 1 800 KHz 500 KHz 2.5 6.0 400 KHz TYP. 0.1 5.8 (.236) (.098) 300 KHz (.228) TYP. REF. 200 KHz 2.0 2.0 0.01 (.079) (.079)100 KHz 2.8 REF. REF. (.110) TYP. 0.001 2.5 TYP. (.098) 2.8 0.0001 (.110) TYP. 10 100 1000 3.2 2.5 (.126) TYP. (.098) Flux Density Bp-p (gauss) REF. Electrical Schematic Inductor Connection Recommended Layout 5.8 (.228) REF. 2.0 2.0 (.079) (.079) REF. REF. 5.8 * RoHS Directive 2002/95/EC Jan. 27, 2003 including (.228) annex and RoHS Recast 2011/65/EU June 8, 2011. REF. 2.0 2.0 Specifications are subject to change without notice. (.079) (.079) The device characteristics and parameters in this data REF. REF. LCR METER sheet can and do vary in different applications and MM 3.2 actual device performance may vary over time. DIMENSIONS: (.126) (INCHES) Users should verify actual device performance in their REF. specific applications. 3.2 (.126) REF. LCR METER LCR METER 220 *RoHS COMPLIANT VERSIONS AVAILABLE *RoHS COMPLIANT LEAD FREE LEAD FREE VERSIONS ARE RoHS COMPLIANT* Core Loss (mW) SRF0504 Series - Line Filter SRU8028 Series - Shielded SMD Power Inductors Packaging Specifications 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 Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications.