SRP1235-3R3M

*R *RoHS oH C S OM CO P M LIA PL N IA T NT Features ■ Shielded construction ■ Unit height of 3.7 mm ■ Inductance range: 0.1 µH to 6.8 µH ■ Current up to 43 A ■ Lead free ■ RoHS compliant* Applications ■ Input/output of DC/DC converters ■ Power supplies for: • Portable communications equipment • Camcorders • LCD TVs • Car audio systems SRP1235 Series - Shielded Power Inductors Electrical Specifications Inductance L (µH) I rms (A) I sat (A) DCR (mΩ) max. Bourns Part No. SRP1235-R10M SRP1235-R15M SRP1235-R22M SRP1235-R33M SRP1235-R47M SRP1235-R60M SRP1235-R68M SRP1235-R82M SRP1235-1R0M SRP1235-1R5M SRP1235-1R8M SRP1235-2R2M SRP1235-3R3M SRP1235-4R7M SRP1235-5R6M SRP1235-6R8M 0.10 0.15 0.22 0.33 0.47 0.60 0.68 0.82 1.00 1.50 1.80 2.20 3.30 4.70 5.60 6.80 43.0 41.0 38.5 36.5 32.0 29.0 28.0 25.0 24.0 19.0 16.5 16.0 12.0 10.0 10.0 9.0 56 50 50 50 44 42 40 38 36 28 24 20 18 16 14 13 0.96 1.2 1.3 1.5 2.0 2.5 2.5 3.0 3.5 5.5 7 8 12 15 18 22 General Specifications Test Voltage...................................0.25 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 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 13.9 MAX. (0.547) 12.7 ± 0.3 (0.500 ± 0.012) 3.7 MAX. (.146) 3.5 (.138) MAX. Soldering Profile 275 225 175 150 °C 125 75 25 0 50 100 150 200 250 300 120-150 seconds 10 seconds minimum Ramp Up 4 °C/second maximum Maximum of 10 seconds between +255 °C and +260 °C 260 °C peak 255 °C 220 °C 190°C 60 seconds maximum Ramp Down 5 °C/second 13.9 (0.547) MAX. R68 12.7 ± 0.3 (0.500 ± 0.012) Temperature (°C) 3.0 ± 0.5 (0.118 ± 0.020) 2.5 ± 0.5 (0.098 ± 0.020) Time (Seconds) Recommended Layout 15.0 (0.591) Electrical Schematic 4.5 (.177) 7.0 (.276) DIMENSIONS: 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. SRP1235 Series - Shielded Power Inductors L vs. I Charts SRP1235-R10 SRP1235-R15 SRP1235-R22 0.20 0.18 0.16 0.14 0.12 0.10 0.08 0.06 0.04 0.02 0 04 100 90 80 70 60 50 40 30 20 10 0 8 12 16 20 24 28 32 36 40 44 48 52 56 0.30 0.27 0.24 0.21 0.18 0.15 0.12 0.09 0.06 0.03 0 04 8 100 90 80 70 60 50 40 30 20 10 0 12 16 20 24 28 32 36 40 44 48 52 0.50 0.45 0.40 0.35 0.30 0.25 0.20 0.15 0.10 0.05 0 0 4 8 12 16 20 24 100 90 80 70 60 50 40 30 20 10 0 28 32 36 40 44 48 Temperature Rise (°C) Temperature Rise (°C) DC Current (A) DC Current (A) DC Current (A) 0.60 0.54 0.46 0.43 0.36 0.30 0.24 0.16 0.13 0.06 0 0 5 10 SRP1235-R33 15 20 25 30 35 40 45 100 90 80 70 60 50 40 30 20 10 0 50 0.80 0.72 0.64 0.56 0.48 0.40 0.32 0.24 0.16 0.08 0 0 4 8 12 SRP1235-R47 16 20 24 28 32 36 40 100 90 80 70 60 50 40 30 20 10 0 44 1.20 1.08 0.96 0.84 0.72 0.60 0.48 0.36 0.24 0.12 0 0 4 8 12 SRP1235-R60 16 20 24 28 32 36 40 100 90 80 70 60 50 40 30 20 10 0 44 Temperature Rise (°C) Temperature Rise (°C) DC Current (A) DC Current (A) DC Current (A) 1.50 1.35 1.20 1.05 0.90 0.75 0.60 0.45 0.30 0.15 0 0 4 8 SRP1235-R68 12 16 20 24 28 32 36 40 100 90 80 70 60 50 40 30 20 10 0 4 1.50 1.35 1.20 1.05 0.90 0.75 0.60 0.45 0.30 0.15 0 0 4 8 SRP1235-R82 12 16 20 24 28 32 36 100 90 80 70 60 50 40 30 20 10 0 40 1.50 1.35 1.20 1.05 0.90 0.75 0.60 0.45 0.30 0.15 0 0 4 8 SRP1235-1R0 12 16 20 24 28 32 36 100 90 80 70 60 50 40 30 20 10 0 40 Temperature Rise (°C) Temperature Rise (°C) DC Current (A) DC Current (A) DC Current (A) 3.0 2.7 2.4 2.1 1.8 1.5 1.2 0.9 0.6 0.3 0 0 4 8 SRP1235-1R5 12 16 20 24 100 90 80 70 60 50 40 30 20 10 0 28 3.0 2.7 2.4 2.1 1.8 1.5 1.2 0.9 0.6 0.3 0 0 4 SRP1235-1R8 8 12 16 20 100 90 80 70 60 50 40 30 20 10 0 24 4.0 3.6 3.2 2.8 2.4 2.0 1.6 1.2 0.8 0.4 0 0 4 SRP1235-2R2 8 12 16 20 100 90 80 70 60 50 40 30 20 10 0 24 Temperature Rise (°C) Temperature Rise (°C) DC Current (A) DC Current (A) DC Current (A) Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. Temperature Rise (°C) Inductance (µH) Inductance (µH) Inductance (µH) Temperature Rise (°C) Inductance (µH) Inductance (µH) Inductance (µH) Temperature Rise (°C) Inductance (µH) Inductance (µH) Inductance (µH) Temperature Rise (°C) Inductance (µH) Inductance (µH) Inductance (µH) SRP1235 Series - Shielded Power Inductors L vs. I Charts 6.0 5.4 4.8 4.2 3.6 3.0 2.4 1.8 1.2 0.6 0 0 2 4 6 SRP1235-3R3 8 10 12 14 16 18 100 90 80 70 60 50 40 30 20 10 0 20 8.0 7.2 6.4 5.6 4.8 4.0 3.2 2.4 1.6 0.8 0 0 2 4 6 SRP1235-4R7 8 10 12 14 16 18 100 90 80 70 60 50 40 30 20 10 0 20 10 9 8 7 6 5 4 3 2 1 0 0 2 4 SRP1235-5R6 6 8 10 12 14 100 90 80 70 60 50 40 30 20 10 0 16 Temperature Rise (°C) Temperature Rise (°C) DC Current (A) DC Current (A) DC Current (A) 15.0 13.5 12.0 10.5 9.0 7.5 6.0 4.5 3.0 1.5 0 0 1 2 3 4 SRP1235-6R8 5 6 7 8 100 90 80 70 60 50 40 30 20 10 0 9 10 11 12 13 DC Current (A) Packaging Specifications 330.0 (13.00) DIA. 2.0 ± 0.5 (.079 ± .020) Temperature Rise (°C) Inductance (µH) DIMENSIONS: THICKNESS 0.10 (.004) MAX. EMBOSSED CAVITY MM (INCHES) 21.0 ± 0.8 (.827 ± .031) 13.5 ± 0.5 (0.53 ± .020) DIA. 75.0 ± 2.0 (2.96 ± 0.08) 13.5 ± 0.5 DIA. (.53 ± .020) EMBOSSED CARRIER 24.0 ± 0.5 (0.95 ± 0.020) 0.35 ± 0.05 (0.014 ± 0.020) 13.9 ± 0.1 (0.547 ± 0.004) 4.0 ± 0.1 (0.157 ± 0.004) 2.0 ± 0.1 (0.079 ± 0.004) 1.5 ± 0.1 (0.059 ± 0.004) DIA. 1.75 ± 0.1 (.069 ± 0.004) 2.7 ± 0.3 (.106 ± 0.012) 24.0 ± 0.3 (0.95 ± 0.012) 4.5 ± 0.1 (0.177 ± 0.004) 0.15 DIA. (0.0006) 13.5 ± 0.1 (0.520 ± 0.004) 16.0 ± 0.1 (0.629 ± 0.004) REV. 10/06 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. Temperature Rise (°C) Inductance (µH) Inductance (µH) Inductance (µH)