PL IA NT CO M *R oH S Features Applications ■ Shielded construction ■ Input/output of DC/DC converters ■ Unit height of 5.7 mm ■ Power supplies for: • Portable communications equipment • Camcorders • LCD TVs • Car audio systems ■ Inductance range: 0.47 µH to 3.3 µH ■ Current up to 30 A ■ RoHS compliant* SRP1206 Series - Shielded Power Inductors Electrical Specifications Bourns Part No. SRP1206-R47Y SRP1206-R60Y SRP1206-R80Y SRP1206-1R3Y SRP1206-2R0Y SRP1206-2R8Y SRP1206-3R3Y Initial Inductance L0 (µH) 0.70 0.90 1.10 1.50 2.20 3.00 3.50 ± ± ± ± ± ± ± 25 25 25 25 25 25 25 % % % % % % % Inductance at Flat Point L1 (µH) 0.47 0.60 0.80 1.30 2.00 2.80 3.30 ± ± ± ± ± ± ± 25 25 25 25 25 25 25 % % % % % % % Flat Point ref. (A) I rms (A) I sat (A) DCR (mΩ) max. 5.0 5.0 5.0 4.0 4.0 3.0 3.0 30.0 28.0 26.0 22.0 17.0 15.0 14.0 30.0 26.0 25.0 19.0 15.0 13.0 12.0 2.3 2.3 3.2 3.6 6.0 7.0 7.0 L vs I Charts General Specifications Test Voltage........................................1 V Test Frequency ..........................100 KHz Reflow Soldering .....230 ˚C; 50 sec max. Operating Temperature ..-55 °C to +150 °C (Temperature rise included) Storage Temperature..-55 °C to +150 °C Resistance to Soldering Heat ..............................+260 °C for 10 sec. Materials Core .........................................Ferrite ER Wire .............................Enameled copper Terminal .........................................Cu/Sn Rated Current.......Ind. drops 20 % at I sat Temperature Rise..........40 ˚C at rated I rms Packaging .......600 pcs. per 13-inch reel Product Dimensions 12.50 ± 0.30 (0.492 ± 0.012) 12.50 ± 0.30 (0.492 ± 0.012) 2R8 1.90 ± 0.20 (0.748 ± 0.008) 2R0 2.0 1R0 Inductance (µH) 3.0 1R3 1.0 R80 5.70 ± 0.30 (0.224 ± 0.012) 0.0 0 10 20 30 2.00 (0.079) NOM. DC Current (A) 1 7.50 ± 0.25 (0.295 ± 0.010) 3 Electrical Schematic REF. 5.20 (0.205) 2.00 REF. (0.079) 2.50 (0.098) NOM. 2 6.40 REF. (0.252) 3 CLIP (for mounting fixed) Recommended Layout REF. 4.70 (0.185) 3.00 REF. (0.118) REF. REF. 3.75 REF. (0.148) REF. 10.50 (0.413) 7.50 (0.295) 4.50 (0.177) 4.15 REF. (0.163) 13.0 REF. (0.512) DIMENSIONS: *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. MM (INCHES) 3.75 REF. (0.148) 4.15 REF. (0.163) SRP1206 Series - Shielded Power Inductors Soldering Profile Temperature (°C) 275 260 °C peak <1> Maximum of 10 seconds between +255 °C and +260 °C 225 <1> 255 °C 220 °C 190°C Ramp Down 5 °C/second 60 seconds maximum 175 150 °C 125 120-150 seconds 10 seconds minimum 75 Ramp Up 4 °C/second maximum 25 0 50 100 150 200 250 300 Time (Seconds) Packaging Specifications 330.0 (13.00) DIA. 2.0 ± 0.5 (.079 ± .020) 30.4 (1.197) THICKNESS 0.10 (.004) MAX. 13.0 ± 0.5 (.51 ± .020) DIA. 21.0 ± 0.8 (.827 ± .031) EMBOSSED CAVITY 50.0 - 0 (1.97 - 0) 13.0 ± 0.5 DIA. (.51 ± .020) EMBOSSED CARRIER 26.0 - 0 (1.02 - 0) 4.0 (0.157) 16.0 (0.630) END 2R0 2R0 2R0 2R0 NO COMPONENT 160 (6.299) 2R0 NO COMPONENT COMPONENTS MIN. 400 (15.748) MIN. USER DIRECTION OF FEED DIMENSIONS: REV. 05/11 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. START MM (INCHES)