PL IA NT Features Applications CO M ■ Formerly model *R oH S ■ Shielded construction ■ Input/output of DC/DC converters ■ Power supplies for: ■ Unit height of 4.2 mm ■ Inductance range: 0.15 µH to 2.5 µH ■ Current up to 34 A ■ RoHS compliant* • • • • Portable communication equipment Camcorders LCD TVs Car radios PM1038S Series - Shielded Power Inductors Electrical Specifications Bourns Part No. PM1038S-R15M-RC PM1038S-R39M-RC PM1038S-R50M-RC PM1038S-R75M-RC PM1038S-1R2M-RC PM1038S-1R7M-RC PM1038S-2R5M-RC General Specifications Inductance L (µH) 0.15 0.39 0.50 0.75 1.2 1.7 2.5 I rms (A) 34 24 23 22 18 15 11.5 I sat (A) 40 32 32 28 24 18 14 DCR (mΩ) max. 1.3 1.4 1.9 2.5 4.7 7.5 8.7 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 Soldering Profile Core ..................................................Iron Wire ............................Enameled copper Terminal ........................................Cu/Sn Rated Current ....Ind. drops 20 % at I sat Temperature Rise ....40 ˚C at rated I rms Packaging ....... 800 pcs. per 13-inch reel Temperature (°C) 275 <1> Maximum of 10 seconds between +255 °C and +260 °C 225 260 °C peak <1> 255 °C 220 °C 190°C 60 seconds maximum 175 Ramp Down 5 °C/second 150 °C Product Dimensions 125 120-150 seconds 75 4.2 MAX. (.165) 4.0 (.157) MAX. 11.8 MAX. (0.465) 10.7 ± 0.5 (0.421 ± 0.020) 10 seconds minimum Ramp Up 4 °C/second maximum 25 0 50 100 150 200 250 300 Time (Seconds) 10.5 (0.413) MAX. R68 Electrical Schematic 10.0 ± 0.5 (0.394 ± 0.020) 2.9 ± 0.5 (0.114 ± 0.020) 2.2 ± 0.5 (0.087 ± 0.020) Recommended Layout 12.4 (0.488) 4.5 (.177) 5.4 (.213) DIMENSIONS: *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.. MM (INCHES) PM1038S Series - Shielded Power Inductors L vs. I Charts 0.48 80 0.18 60 0.36 60 0.24 40 0.12 20 0.06 20 0 18 27 36 0 7.6 PM1038S-R75M-RC 0.9 60 0.6 40 0.3 20 0 12.4 18.6 24.8 0 31 Inductance (µH) 80 Temperature Rise (°C) Inductance (µH) 1.2 6.2 30.4 0.28 40 0.14 20 0 7.2 2.4 80 1.8 60 1.2 40 0.6 20 0 0 4.4 8.8 13.2 21.6 28.8 0 36 17.6 PM1038S-1R7M-RC 3 100 DC Current (A) 14.4 DC Current (A) PM1038S-1R2M-RC 3 100 0 22.8 60 DC Current (A) DC Current (A) 1.5 15.2 80 0.42 0 0 22 Inductance (µH) 9 0 38 Temperature Rise (°C) 0 0 0 45 100 0.56 100 2.4 80 1.8 60 1.2 40 0.6 20 0 0 4 DC Current (A) 8 12 16 DC Current (A) 100 3.2 80 2.4 60 1.6 40 0.8 20 0 0 4 8 Temperature Rise (°C) Inductance (µH) PM1038S-2R5M-RC 4.0 0 16 12 DC Current (A) Packaging Specifications 2.0 ± 0.5 (.079 ± .020) 330.0 (13.00) DIA. THICKNESS 0.10 (.004) MAX. 13.5 ± 0.5 (0.53 ± .020) DIA. 21.0 ± 0.8 (.827 ± .031) EMBOSSED CAVITY 75.0 ± 2.0 (2.96 ± 0.08) 13.0 ± 0.5 DIA. (.512 ± .020) 26.0 - 0.00 (1.02 - 0.00) 0.35 ± 0.05 (0.014 ± 0.020) DIMENSIONS: MM (INCHES) 11.8 ± 0.1 (0.465 ± 0.004) 4.5 ± 0.1 (0.177 ± 0.004) REV. 09/11 2.0 ± 0.1 (0.079 ± 0.004) 4.0 ± 0.1 (0.157 ± 0.004) EMBOSSED CARRIER 1.5 ± 0.1 (0.059 ± 0.004) DIA. 2.2 ± 0.3 (.087 ± 0.012) 0.15 DIA. (0.0006) Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.. 16.0 ± 0.1 (0.629 ± 0.004) 10.5 ± 0.1 (0.413 ± 0.004) 1.75 ± 0.1 (.069 ± 0.004) 24.0 ± 0.3 (0.95 ± 0.012) 0 20 Temperature Rise (°C) 40 PM1038S-R50M-RC 0.7 Temperature Rise (°C) 80 0.12 100 Inductance (µH) 0.24 Inductance (µH) 0.6 Temperature Rise (°C) Inductance (µH) PM1038S-R39M-RC 100 Temperature Rise (°C) PM1038S-R15M-RC 0.3