SRU1028-3R3Y 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 SRU1028 Series - Shielded SMD Power Inductors Test Voltage .......................................1 V Inductance Test I rms SRF I sat .. 230 C, 50 sec. max. 100 KHz Q Bourns RDC Freq. Min. Max. Typ. **K- Part Number Tol. Ref. (m) Operating Temperature L (H) (MHz) (MHz) (A) (A) Factor (%) ................................-40 C to +125 C 315 (Temperature rise included) SRU1028-1R0Y 1.0 30 14 7.96 100.0 4.9 7.00 8.00 Storage Temperature .. -40 C to +125 C SRU1028-1R5Y 1.5 30 12 7.96 80.0 7.3 6.50 6.50 245 Resistance to Soldering Heat 200 SRU1028-2R2Y 2.2 30 12 7.96 65.0 11 5.30 4.80 .............................+260 C for 10 sec. SRU1028-3R3Y 3.3 30 14 7.96 55.0 15 4.60 4.30 169 Moisture Sensitivity Level ...................... 1 SRU1028-4R7Y 4.7 30 12 7.96 40.0 16 4.50 3.80 147 .................. N/A 130 SRU1028-6R8Y 6.8 30 12 7.96 30.0 15 3.50 3.00 Materials SRU1028-8R2Y 8.2 30 12 7.96 28.0 28 3.30 2.70 116 105 SRU1028-100Y 10.0 30 20 7.96 25.0 40 2.80 2.40 Core ....................Ferrite DR and RI core Wire ............................Enameled copper 93 SRU1028-120Y 12.0 30 22 2.52 23.0 70 2.40 2.30 Terminal ....................................Ag/Ni/Sn SRU1028-150Y 15.0 30 26 2.52 22.0 69 2.00 2.00 82 Rated Current SRU1028-220Y 22.0 30 26 2.52 16.0 104 1.60 1.40 71 ...................Ind. drop 35 % typ. at Isat SRU1028-330Y 33.0 30 24 2.52 12.0 139 1.25 1.20 60 Temperature Rise SRU1028-470Y 47.0 30 20 2.52 11.0 167 1.30 1.10 49 .....................40 C max. at rated Irms SRU1028-560Y 56.0 30 22 2.52 10.0 208 1.10 1.00 43 Packaging .................. 1000 pcs. per reel SRU1028-680Y 68.0 30 20 2.52 9.0 232 1.00 0.90 39 SRU1028-820Y 82.0 30 20 2.52 8.0 323 0.90 0.85 36 Product Dimensions SRU1028-101Y 100.0 30 20 0.796 7.0 365 0.85 0.80 33 10.0 0.3 SRU1028-121Y 120.0 30 18 0.796 6.0 428 0.65 0.70 31 (.394 .012) SRU1028-151Y 150.0 30 18 0.796 5.0 518 0.70 0.65 27 I (peak-to-peak ripple current, A), 10.0 0.3 determine core loss from Core Loss vs. Flux Density plot. (.394 .012) Core Loss vs. Flux Density 10000 2.8 0.3 (.110 .012) 1000 7.4 3.4 TYP. (.291) (.134) TYP. 100 1 MHz 500 KHz 300 KHz 10 200 KHz 3.2 100 KHz (.126) 50 KHz TYP. 3.4 1 TYP. (.134) Recommended Layout 0.1 100 1000 10000 7.2 (.283) Flux Density Bp-p (gauss) REF. 1.8 1.8 (.071) (.071) REF. REF. 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. Specications are subject to change without notice. Users should verify actual device performance in their specic 3.6 applications. The products described herein and this document are subject to specic legal disclaimers as set forth on (.142) MM the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf REF. DIMENSIONS: (INCHES) 100 *RoHS COMPLIANT Core Loss (mW) SRF0504 Series - Line FilterSRU1028 Series - Shielded SMD Power Inductors Electrical Schematic Inductor Connection LCR METER 330 2.0 0.5 DIA. 30.4 (12.99) (.079 .020) (1.20) 13.0 0.5 21.0 0.8 (.512 .020) (.827 .031) DIA. 50.0 (1.969) 13.0 0.5 DIA. (.512 .020) 24 (.945) 26 (1.02) 4 (.157) END START 16 (.63) NO COMPONENT NO COMPONENT 160 400 COMPONENTS (6.299) (15.748) USER DIRECTION OF FEED QTY: 1000 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.