PL IA NT CO M *R oH S Features Applications ■ Available in E6 series ■ Input/output of DC/DC converters ■ Unit height of 8.5 mm ■ Power supplies for: • Portable communication equipment • Camcorders • LCD TVs • Car radios ■ Current up to 7.5 A ■ RoHS compliant* SRR1208 Series - Shielded High Power Inductors Electrical Specifications Inductance 1kHz Bourns Part No. (µH) SRR1208-2R5ML SRR1208-4R5ML SRR1208-6R5ML SRR1208-100ML SRR1208-120ML SRR1208-150ML SRR1208-180ML SRR1208-220ML SRR1208-270ML SRR1208-330YL SRR1208-390YL SRR1208-470YL SRR1208-560YL SRR1208-680YL SRR1208-820YL SRR1208-101YL SRR1208-121YL SRR1208-151YL SRR1208-181YL SRR1208-221KL SRR1208-271KL SRR1208-331KL SRR1208-391KL SRR1208-471KL SRR1208-561KL SRR1208-681KL SRR1208-821KL SRR1208-102KL SRR1208-122KL SRR1208-152KL SRR1208-182KL SRR1208-222KL SRR1208-272KL SRR1208-332KL SRR1208-392KL SRR1208-472KL SRR1208-562KL SRR1208-682KL SRR1208-822KL SRR1208-103KL 2.5 4.5 6.5 10 12 15 18 22 27 33 39 47 56 68 82 100 120 150 180 220 270 330 390 470 560 680 820 1000 1200 1500 1800 2200 2700 3300 3900 4700 5600 6800 8200 10000 Tol. % ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± ± 20 20 20 20 20 20 20 20 20 15 15 15 15 15 15 15 15 15 15 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 Q Ref. Test Frequency (MHz) SRF Min. (MHz) RDC Max. (Ω) I rms Max. (A) I sat Typ. (A) 20 24 25 20 19 21 21 23 23 23 25 24 23 20 18 15 15 14 14 13 13 13 14 14 14 13 12 11 10 10 20 20 20 20 20 20 18 18 16 24 7.96 7.96 7.96 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.252 0.252 0.252 0.252 0.252 0.252 0.252 0.252 0.252 0.252 0.252 0.252 0.0796 37 30 20 15 11 11 9.0 7.0 6.5 6.5 6.0 5.0 5.0 5.0 4.0 4.0 3.0 3.0 2.5 2.5 2.0 1.8 1.6 1.4 1.4 1.2 1.2 1.0 0.80 0.75 0.70 0.65 0.60 0.50 0.45 0.42 0.40 0.38 0.35 0.30 0.011 0.014 0.018 0.021 0.025 0.036 0.040 0.043 0.048 0.062 0.076 0.085 0.110 0.135 0.150 0.170 0.190 0.240 0.270 0.380 0.400 0.650 0.670 0.850 0.900 1.00 1.15 1.65 2.00 2.35 3.40 4.20 5.20 6.40 7.80 9.60 12.0 15.2 17.0 19.2 7.50 6.50 6.00 5.00 4.80 4.00 3.80 3.50 3.00 2.80 2.50 2.20 2.00 1.80 1.60 1.50 1.40 1.30 1.20 1.10 0.95 0.85 0.80 0.70 0.65 0.60 0.55 0.50 0.40 0.36 0.46 0.40 0.35 0.32 0.30 0.28 0.25 0.22 0.20 0.18 10.00 10.00 8.40 6.70 6.50 5.60 4.00 4.00 4.30 3.80 3.40 3.10 2.80 2.60 2.30 2.10 2.00 1.72 1.70 1.45 1.25 1.12 1.10 0.95 0.90 0.82 0.77 0.67 0.57 0.55 0.48 0.42 0.38 0.35 0.32 0.30 0.28 0.25 0.22 0.20 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 5 sec. Materials Core.....................Ferrite DR and RI core Wire .............................Enameled copper Base ......................................LCP E4008 Terminal ....................................Cu/Ni/Sn Rated Current ....................Ind. drop 10 % typ. at Isat Temperature Rise ......................40 °C max. at rated Irms Packaging.....................400 pcs. per reel Product Dimensions 101 12.7 ± 0.3 (.500 ± .012) 5.0 ± 0.2 (.197 ± .007) 12.7 ± 0.3 (.500 ± .012) 8.5 MAX. (.335) 2.3 ± 0.2 (.091 ± .007) DIMENSIONS: MM (INCHES) Recommended Layout Electrical Schematic 7.0 (.276) 6.0 (.236) 4.0 (.157) *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. SRR1208 Series - Shielded High Power Inductors Packaging Specifications 330 DIA. (12.99) 2.0 ± 0.5 (.079 ± .020) 30.4 (1.20) THICKNESS 0.10 (.004) MAX. 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 26 (1.02) 4 (.157) END START 24 (.945) 8.6 (0.338) 20 (.787) NO COMPONENT COMPONENTS NO COMPONENT 200 (7.874) 11200 (440.945) 400 (15.748) USER DIRECTION OF FEED QTY: 400 PCS. PER REEL DIMENSIONS: REV. 09/11 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. MM (INCHES)