NT IA PL M CO S oH *R Features Applications ■ Height of 4.0 mm max. ■ Input/output of DC/DC converters ■ Current rating up to 3.5 A ■ Power supplies for: • Portable communication equipment • Camcorders • LCD TVs • Car radios ■ RoHS compliant* SRR6038 Series - Shielded SMD Power Inductors 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. Electrical Specifications Inductance 100 kHz µH) (µ Tol. % Q Ref. SRR6038-3R3Y SRR6038-5R0Y SRR6038-6R2Y 3.3 5.0 6.2 ±30 ±30 ±30 9.8 8.9 9.0 Test Frequency (MHz) 7.96 7.96 7.96 SRR6038-7R4Y SRR6038-8R2Y SRR6038-8R7Y SRR6038-100Y SRR6038-120Y SRR6038-150Y SRR6038-180Y SRR6038-220Y SRR6038-270Y SRR6038-330Y SRR6038-390Y SRR6038-470Y SRR6038-560Y SRR6038-680Y SRR6038-820Y SRR6038-101Y 7.4 8.2 8.7 10 12 15 18 22 27 33 39 47 56 68 82 100 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 ±30 7.5 7.4 7.3 8.8 8.3 8.6 8.0 8.8 7.7 8.6 8.3 8.5 8.2 7.4 7.6 6.7 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 Bourns Part No. SRF Typ. (MHz) 75.9 42.6 42.3 DCR Max. Ω) (mΩ 20 24 27 Irms (A) 3.50 2.90 2.50 Isat (A) 3.60 2.95 2.60 32.9 29.6 27.5 24.9 17.9 18.0 13.8 13.9 12.5 12.5 11.8 10.4 8.8 7.5 7.6 6.2 31 34 34 38 53 57 92 96 109 124 138 155 202 234 324 358 2.30 2.20 2.20 2.00 1.70 1.60 1.50 1.30 1.20 1.10 1.00 0.95 0.85 0.75 0.70 0.65 2.55 2.45 2.35 2.05 1.95 1.90 1.70 1.60 1.30 1.20 1.10 1.00 0.90 0.87 0.75 0.68 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...................1000 pcs. per reel Product Dimensions 6.80 ± 0.20 (.268 ± .008) 100 6.80 ± 0.20 (.268 ± .008) Soldering Profile 275 <1> Maximum of 10 seconds between +255°C and +260°C 3.80 ± 0.20 (.150 ± .008) 260°C peak <1> 255°C 2.30 (.091) TYP. 225 220°C Temperature (°C) 190°C Ramp Down 6°C/second maximum 60 - 90 seconds 175 150°C TYP. 2.20 (.087) 125 120 - 150 seconds 2.30 (.091) TYP. 10 seconds minimum 75 Ramp Up 3°C/second maximum Recommended Layout 25 0 50 100 150 200 Time (seconds) 250 300 7.30 REF. (.287) Rev. 02/22/05 Electrical Schematic R 2.70 (.106) REF. DIMENSIONS: LCR METER MM (INCHES) 2.60 (.102) REF. REF. 2.10 (.083) 2.60 (.102) 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. Surface Mount Chip-Inductor Capability MatrixInductors SRR6038 Series Shielded SMD Power Inductance vs. Current SRR6038-3R3Y SRR6038-120Y 14 Inductance (µH) Inductance (µH) 3 2 1 12 10 8 6 4 2 0 0 0 1 2 3 4 5 0 6 0.5 1 Inductance (µH) Inductance (µH) SRR6038-5R0Y 5 4 3 2 0 1 2.5 3 0.5 1 1.5 2 2.5 Current (A) 0 1 2 3 4 Inductance (µH) Current (A) Inductance (µH) 2 SRR6038-150Y 16 14 12 10 8 6 4 2 0 0 SRR6038-6R2Y 7 6 5 4 3 2 1 0 SRR6038-180Y 21 18 15 12 9 6 3 0 0 0.5 1 1.5 2 1.5 2 Current (A) 0 1 2 3 4 Inductance (µH) Current (A) Inductance (µH) 1.5 Current (A) Current (A) SRR6038-7R4Y 8 6 4 2 0 SRR6038-220Y 25 20 15 10 5 0 0 0 1 2 3 0.5 1 Current (A) 4 SRR6038-8R7Y 10 8 6 4 2 0 0 0.5 1 1.5 2 Inductance (µH) Inductance (µH) Current (A) 2.5 3 25 20 15 10 5 0 0 Current (A) SRR6038-100Y 12 10 8 6 4 2 0 0 0.5 1 1.5 0.5 1 1.5 2 Current (A) Inductance (µH) Inductance (µH) SRR6038-270Y 30 2 2.5 3 Current (A) Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. SRR6038-330Y 40 30 20 10 0 0 0.5 1 Current (A) 1.5 SRR6038 Series - Shielded SMD Power Inductors Inductance vs. Current SRR6038-390Y SRR6038-680Y Inductance (µH) 80 30 20 10 60 40 20 0 0 0 0.5 1 0 1.5 0.2 0.5 Inductance (µH) Inductance (µH) 0 0.6 0.8 1 SRR6038-820Y SRR6038-470Y 60 50 40 30 20 10 0 0.4 Current (A) Current (A) 1 100 80 60 40 20 0 0 0.2 1.5 0.4 0.6 0.8 1 0.8 1 Current (A) Current (A) SRR6038-101Y SRR6038-560Y 60 Inductance (µH) Inductance (µH) Inductance (µH) 40 50 40 30 20 10 0 120 100 80 60 40 20 0 0 0 0.2 0.4 0.6 0.8 1 0.2 0.4 0.6 Current (A) Current (A) Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. Surface Mount Chip-Inductor Capability MatrixInductors SRR6038 Series Shielded SMD Power Packaging Specifications 330.0 (12.99) DIA. 2.0 ± 0.5 (.079 ± .020) DIMENSIONS: 22.4 (.882) MM (INCHES) DIA. 13.0 ± 0.5 (.512 ± .020) 21.0 ± 0.8 (.827 ± .032) 50.0 - 0 (1.969 - 0) 13.0 ± 0.5 DIA. (.512 ± .020) 18.0 + 0 (.709 + 0) 12.0 (.472) END 100 4.0 (.157) 100 100 NO COMPONENT START 100 NO COMPONENT 200 (7.87) COMPONENTS USER DIRECTION OF FEED QTY: 1000 PCS. PER REEL 08/08 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. 400 (15.75)