SRR4018-4R7Y

IA Features ■ Height of 2.0 mm ■ Current rating up to 2.7 A ■ RoHS compliant* Applications ■ Input/output of DC/DC converters ■ Power supplies for: • Portable communication equipment • Camcorders • LCD TVs • Car radios *R oH S CO M PL NT SRR4018 Series - Shielded SMD Power Inductors Electrical Specifications Inductance 100 kHz Bourns Part No. (µH) Tol. % Test Frequency (MHz) SRF Typ. (MHz) DCR Max. (mΩ) Q Ref. Irms (A) Isat (A) SRR4018-1R0Y SRR4018-1R8Y SRR4018-2R2Y SRR4018-2R7Y SRR4018-3R3Y SRR4018-3R9Y SRR4018-4R7Y SRR4018-5R6Y SRR4018-6R8Y SRR4018-8R2Y SRR4018-100Y SRR4018-120Y SRR4018-150Y SRR4018-180Y SRR4018-220Y SRR4018-270Y SRR4018-330Y SRR4018-390Y SRR4018-470Y SRR4018-560Y SRR4018-680Y SRR4018-820Y SRR4018-101Y SRR4018-121Y SRR4018-151Y SRR4018-181Y 1.0 1.8 2.2 2.7 3.3 3.9 4.7 5.6 6.8 8.2 10 12 15 18 22 27 33 39 47 56 68 82 100 120 150 180 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 9 9 8 8 8 8 8 7 8 7 10 9 8 7 7 7 7 8 8 8 7 8 10 11 14 10 7.960 7.960 7.960 7.960 7.960 7.960 7.960 7.960 7.960 7.960 2.520 2.520 2.520 2.520 2.520 2.520 2.520 2.520 2.520 2.520 2.520 2.520 0.796 0.796 0.796 0.796 219 105 90 78 61 60 55 57 49 40 38 32 30 30 29 23 21 19 20 15 13 13 12 10 10 10 35 58 55 60 65 75 82 90 100 135 150 170 220 280 300 370 420 540 600 820 860 1200 1350 1950 2600 4000 2.70 2.35 2.10 2.03 1.95 1.82 1.72 1.64 1.50 1.40 1.30 1.15 1.03 0.92 0.88 0.77 0.73 0.64 0.62 0.52 0.50 0.43 0.40 0.33 0.28 0.18 2.60 2.20 2.10 1.95 1.80 1.65 1.50 1.25 1.15 1.10 1.00 0.90 0.82 0.75 0.65 0.60 0.50 0.48 0.45 0.40 0.38 0.32 0.30 0.28 0.26 0.25 General Specifications Test Voltage .....................0.1 V, 100 KHz 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 Material.................................Ferrite Wire ............................Enameled Copper Adhesive..............................Epoxy Resin Terminal.....................................Ag/Ni/Sn Rated Current .........Ind. drop of 35 % typ. at Isat Temperature Rise .............30 ˚C typ. at Irms Packaging.....................800 pcs. per reel Product Dimensions 4.80 ± 0.20 (.189 ± .008) 6R8 4.80 ± 0.20 (.189 ± .008) 1.80 ± 0.20 (.071 ± .008) 1.60 (.063) TYP. Inductance vs. Current TYP. 1.60 (.063) 101 102 7 5 3 2 1.60 (.063) TYP. 330 Inductance (µH) Recommended Layout 100 4R7 101 7 5 3 2 5.30 REF. (.209) 2.00 (.079) REF. R 1.80 (.071) REF. 100 7 5 101 2 3 5 7 102 2 3 5 7 103 2 3 5 7 104 REF. 1.50 (.059) 2.00 (.079) REF. 1R0 DIMENSIONS: DC Current (mA) MM (INCHES) *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. Surface Mount Chip-Inductor Capability MatrixInductors SRR4018 Series Shielded SMD Power Soldering Profile 275 Maximum of 10 seconds between +255°C and +260°C 260°C peak 255°C Electrical Schematic 225 220°C 190°C 60 - 90 seconds Ramp Down 6°C/second maximum Temperature (°C) 175 150°C 125 120 - 150 seconds 10 seconds minimum 75 Ramp Up 3°C/second maximum 25 0 50 100 150 200 250 Rev. 02/22/05 300 LCR METER Time (seconds) Packaging Specifications 178.0 (7.00) DIA. 2.0 ± 0.5 (.079 ± .020) 16.5 (.650) DIMENSIONS: MM (INCHES) 21.0 ± 0.8 (.827 ± .032) DIA. 13.0 (.511) 50.0 - 0 (1.969 - 0) 13.0 DIA. (.511) 14.0 + 0 (.551 + 0) END 8.0 (.315) 4.0 (.157) START 6R8 6R8 6R8 6R8 NO COMPONENT NO COMPONENT COMPONENTS 200 (7.87) 400 (15.75) USER DIRECTION OF FEED QTY: 800 PCS. PER REEL REV. 10/08 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.