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SRP1270-3R3M Datasheet(PDF) 1 Page - Bourns Electronic Solutions |
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SRP1270-3R3M Datasheet(HTML) 1 Page - Bourns Electronic Solutions |
1 / 3 page 1R2 12.9 (0.508) 12.9 (0.508) 13.7 (0.539) MAX. MAX. MAX. 2.5 ± 0.5 (0.098 ± 0.020) 3.0 ± 0.5 (0.118 ± 0.020) 13.7 (0.539) MAX. MAX. 6.5 (.256) MAX. 7.0 (.276) 15.0 (0.591) 4.5 (.177) 7.0 (.276) Features ■ Shielded construction ■ Unit height of 7.0 mm max. ■ Current up to 41 A ■ RoHS compliant* Applications ■ Input/output of DC/DC converters ■ Power supplies for: • Portable communications equipment • Camcorders • LCD TVs • Car audio systems SRP1270 Series - Shielded Power Inductors *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. Electrical Specifications Product Dimensions DIMENSIONS: MM (INCHES) Recommended Layout Soldering Profile 25 75 125 175 225 275 0 50 100 150 200 250 300 Time (Seconds) 120 -150 seconds 60 seconds maximum 260 °C peak 190°C 150 °C 220 °C Ramp Down 5 °C/second <1> 255 °C <1> Maximum of 10 seconds between +255 °C and +260 °C Ramp Up 4 °C/second maximum 10 seconds minimum Electrical Schematic General Specifications Test Voltage ....................................1.0 V Test Frequency ......................... 100 KHz Reflow Soldering .. 230 °C; 50 sec. max. Operating Temperature ................................-55 °C to +125 °C (Temperature rise included) Storage Temperature ................................-55 °C to +125 °C Resistance to Soldering Heat ............................. +260 °C for 10 sec. Materials Core..................................................Iron Wire ............................Enameled copper Adhesive.............................. Epoxy resin Terminal ....................................Ag/Ni/Sn Rated Current ..... Ind. drops 20 % at Isat Temperature Rise .....40 °C at rated Irms Packaging....... 400 pcs. per 13-inch reel Bourns Part No. Inductance L ( μH) ±20 % I rms (A) I sat (A) DCR (m Ω) Max. SRF (MHz) Typ. SRP1270-R32M 0.32 46 65 0.9 95 SRP1270-R47M 0.47 41 65 1.2 85 SRP1270-R68M 0.68 35 60 1.6 65 SRP1270-1R0M 1.0 32 50 2.1 45 SRP1270-1R5M 1.5 27 48 2.6 31 SRP1270-1R8M 1.8 24 41 3.2 31 SRP1270-2R2M 2.2 22 40 4.2 25 SRP1270-3R3M 3.3 18 35 6.6 20 SRP1270-4R7M 4.7 15 30 11.2 15 SRP1270-5R6M 5.6 14 26.5 10.0 13 SRP1270-6R8M 6.8 12 21 14.0 12 SRP1270-8R2M 8.2 11 17 15.5 11 SRP1270-100M 10.0 10 16 16.8 10 |
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