NT IA PL M CO S oH *R Features Applications ■ Available in E6 series ■ Input/output of DC/DC converters ■ Unit height of 3.8 mm ■ Power supplies for: • Portable communication equipment • Camcorders • LCD TVs • Car radios ■ Current up to 7.2 A 100 ■ Lead free ■ RoHS compliant* SRU1038 Series - Shielded SMD Power Inductors Electrical Specifications Inductance 100 KHz Bourns Part No. (µH) SRU1038-1R5Y SRU1038-2R2Y SRU1038-3R5Y SRU1038-5R0Y SRU1038-6R2Y SRU1038-100Y SRU1038-150Y SRU1038-220Y SRU1038-330Y SRU1038-470Y SRU1038-680Y SRU1038-101Y SRU1038-151Y SRU1038-221Y SRU1038-331Y 1.5 2.2 3.5 5.0 6.2 10.0 15.0 22.0 33.0 47.0 68.0 100.0 150.0 220.0 330.0 Electrical Schematic Tol. % ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 Q Ref. Test Frequency (MHz) SRF Min. (MHz) RDC (mΩ) I rms Max. (A) I sat Typ. (A) 14 12 14 12 12 24 24 20 22 22 24 24 20 22 20 7.96 7.96 7.96 7.96 7.96 7.96 2.52 2.52 2.52 2.52 2.52 0.796 0.796 0.796 0.796 65.0 55.0 35.0 30.0 25.0 20.0 16.0 12.0 10.0 8.0 7.0 6.0 5.0 4.0 3.0 5.2 7.7 11.5 14.5 16.5 25.0 37.0 55.8 86.0 121.0 166.0 220.0 358.0 565.0 773.0 7.20 6.80 5.50 4.60 4.00 3.80 2.80 2.20 1.80 1.65 1.10 1.30 0.90 0.65 0.55 7.00 6.50 5.50 4.80 4.20 3.60 2.70 2.30 1.80 1.60 1.30 1.10 0.80 0.65 0.52 General Specifications Test Voltage........................................1 V Reflow Soldering ...230 °C, 50 sec. max. Operating Temperature .-40 °C to +125 °C (Temperature rise included) Storage Temperature..-40 °C to +125 °C Resistance to Soldering Heat ................................260 °C for 10 sec. Materials Core.....................Ferrite DR and RI core Wire .............................Enameled copper Base ......................................LCP E4008 Terminal ....................................Ag/Ni/Sn Rated Current ....................Ind. drop 35 % typ. at Isat Temperature Rise ......................40 °C max. at rated Irms Packaging.....................800 pcs. per reel Product Dimensions 10.0 ± 0.3 (.394 ± .012) Inductor Connection 10.0 ± 0.3 (.394 ± .012) 3.8 ± 0.3 (.150 ± .012) LCR METER 7.4 TYP. (.291) DIMENSIONS: MM (INCHES) 3.4 (.134) TYP. 3.2 (.126) TYP. 3.4 TYP. (.134) Recommended Layout 1.8 (.071) REF. 7.2 (.283) REF. 1.8 (.071) REF. 3.6 (.142) REF. *RoHS Directive 2002/95/EC Jan 27 2003 including Annex Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. SRU1038 Series - Shielded SMD Power Inductors Packaging Specifications 330 DIA. (12.99) 2.0 ± 0.5 (.079 ± .020) 30.4 (1.20) COVER TAPE 13.0 ± 0.5 (.512 ± .020) DIA. 21.0 ± 0.8 (.827 ± .031) EMBOSSED CAVITY 50.0 (1.969) 13.0 ± 0.5 DIA. (.512 ± .020) EMBOSSED CARRIER 24.0 (.945) 26 (1.02) 4 (.157) END START 16 (.63) NO COMPONENT NO COMPONENT 160 (6.299) COMPONENTS USER DIRECTION OF FEED QTY: 800 PCS. PER REEL DIMENSIONS: REV. 01/06 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. MM (INCHES) 400 (15.748)