Features Applications Available in E6 series Input/output of DC/DC converters Unit height of 4.3 mm Power supplies for: Portable communication equipment Current up to 5.4 A Camcorders RoHS compliant* LCD TVs SRU8043 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. Min. RDC Max. Typ. **K- ................................-40 C to +125 C Part No. (H) % Ref. (MHz) (MHz) (m) (A) (A) Factor (Temperature rise included) SRU8043-2R2Y 2.2 30 15 7.96 65.0 11.2 5.40 5.20 250 Storage Temperature .. -40 C to +125 C SRU8043-3R9Y 3.9 30 15 7.96 42.0 14.6 4.80 4.00 191 Resistance to Soldering Heat SRU8043-4R7Y 4.7 30 13 7.96 36.0 17.0 4.60 3.60 171 ............................... 260 C for 10 sec. SRU8043-6R8Y 6.8 30 12 7.96 30.0 22.4 3.80 3.10 141 Moisture Sensitivity Level .....................1 ................. N/A SRU8043-100Y 10 30 27 2.52 20.0 30.0 3.50 2.70 120 SRU8043-120Y 12 30 15 2.52 15.0 39.0 2.80 2.20 110 Materials SRU8043-150Y 15 30 26 2.52 15.0 46.0 2.70 2.00 98 Core ....................Ferrite DR and RI core SRU8043-180Y 18 30 15 2.52 15.0 62.0 2.30 1.70 87 Wire ............................Enameled copper SRU8043-220Y 22 30 24 2.52 12.0 72.5 2.20 1.70 79 Terminal ....................................Ag/Ni/Sn Rated Current SRU8043-270Y 27 30 17 2.52 12.0 84.0 1.80 1.55 73 ...................Ind. drop 35 % typ. at Isat SRU8043-330Y 33 30 21 2.52 11.0 100.0 1.70 1.40 66 Temperature Rise SRU8043-470Y 47 30 21 2.52 9.0 120.0 1.50 1.20 55 .....................40 C max. at rated Irms SRU8043-680Y 68 30 20 2.52 7.0 192.0 1.20 1.00 44 Packaging .................. 1000 pcs. per reel SRU8043-101Y 100 30 50 0.796 6.0 287.0 1.00 0.80 38 Product Dimensions I (peak-to-peak ripple current, A), determine core loss from Core Loss vs. Flux Density plot. 8.0 0.3 (.315 .012) Core Loss vs. Flux Density 10000 8.0 0.3 1000 (.315 .012) 100 4.3 0.3 10 (.169 .012) 1 MHz 1 800 KHz 500 KHz 400 KHz 0.1 2.5 6.0 TYP. 300 KHz (.236) (.098) 200 KHz TYP. 0.01 100 KHz 0.001 0.0001 2.8 (.110) 10 100 1000 TYP. Flux Density Bp-p (gauss) 2.5 TYP. (.098) Electrical Schematic Inductor Connection Recommended Layout 5.8 (.228) REF. 2.0 2.0 (.079) (.079) * RoHS Directive 2002/95/EC Jan. 27, 2003 including REF. REF. 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 this document are subject to specic legal disclaimers as MM 3.2 DIMENSIONS: WARNING Cancer and Reproductive Harm set forth on the last page of this document, and at (INCHES) (.126) www.bourns.com/docs/legal/disclaimer.pdf www.P65Warnings.ca.gov REF. 101 *RoHS COMPLIANT Core Loss (mW) SRF0504 Series - Line Filter SRU8043 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 16.0 18 (.630) (.709) 4 (.157) END START 12 (.472) NO COMPONENT NO COMPONENT 160 400 COMPONENTS (15.748) (6.299) 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.