This series is currently available, but not recommended for new designs. 4HENewer Model SRP7028A 3ERIES ISrecommended. PL IA N T Features M ■ Formerly model *R oH S CO ■ Shielded construction ■ Unit height of 3.2 mm ■ Inductance range: 0.1 µH to 1.5 µH ■ Current up to 32.5 A ■ RoHS compliant* PM7232S Series - Shielded Power Inductors Electrical Specifications Bourns Part No. PM7232S-R10M-RC PM7232S-R22M-RC PM7232S-R47M-RC PM7232S-R72M-RC PM7232S-1R0M-RC PM7232S-1R5M-RC General Specifications Inductance L (µH) 0.10 0.22 0.47 0.72 1.0 1.5 I rms (A) 32.5 23.0 17.5 15.5 11.0 9.0 I sat (A) 42 36 26 20 15 14 DCR (mΩ) max. 1.7 2.8 4.2 5.5 10.0 15.0 Soldering Profile Materials 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 ..... 1000 pcs. per 13-inch reel Temperature (°C) 275 <1> Maximum of 10 seconds between +255 °C and +260 °C 225 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. 260 °C peak <1> 255 °C 220 °C 190°C 60 seconds maximum 175 Ramp Down 5 °C/second 150 °C 125 120-150 seconds Product Dimensions 10 seconds minimum 75 Ramp Up 4 °C/second maximum 25 0 50 100 150 200 250 300 Time (Seconds) Electrical Schematic 3.2 (.126) MAX. 3.0 (.118) MAX. 7.8 MAX. (0.307) 6.86 ± 0.5 (0.270 ± 0.020) 7.0 (0.276) MAX. R68 6.47 ± 0.5 (0.255 ± 0.020) 2.1 ± 0.5 (0.083 ± 0.020) 1.6 ± 0.5 (0.063 ± 0.020) Recommended Layout 3.5 (.138) 8.7 (0.343) 3.7 (.146) 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. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications. MM (INCHES) Applications ■ Input/output of DC/DC converters ■ Power supplies for: • • • • Portable communications equipment Camcorders LCD TVs Car audio systems PM7232S Series - Shielded Power Inductors 6 9 12 15 18 21 24 27 30 33 36 39 30 20 10 0 36 0 4 8 PM7232S-R72M-RC 80 0.72 60 0.48 40 0.24 20 0 23 0 4.6 9.2 13.8 Inductance (µH) 0.96 0 16 20 24 28 32 80 70 60 50 40 0.3 30 0.2 0.1 0 20 10 0 4 8 12 18.4 16 20 24 28 32 0 36 DC Current (A) PM7232S-1R0M-RC 2.0 100 Temperature Rise (°C) Inductance (µH) 1.2 12 90 0.8 0.7 0.6 0.5 0.4 DC Current (A) DC Current (A) PM7232S-1R5M-RC 100 3.0 1.8 90 2.7 90 1.6 1.4 1.2 1.0 0.8 0.6 80 70 60 50 40 30 2.4 2.1 80 70 1.8 1.5 1.2 60 50 40 0.4 0.2 20 10 0.9 0.6 0.3 0 20 10 0 0 2 4 DC Current (A) 6 8 10 12 14 16 Inductance (µH) 3 0.12 0.08 0.04 0 Temperature Rise (°C) 0 20 10 0 42 0.24 0.20 0.16 100 0 18 100 30 0 2 4 DC Current (A) 6 8 10 12 0 14 DC Current (A) Packaging Specifications 330.0 (13.00) DIA. 2.0 ± 0.5 (.079 ± .020) THICKNESS 0.10 (.004) MAX. 13.5 ± 0.5 (0.53 ± .020) DIA. EMBOSSED CAVITY 75.0 ± 2.0 (2.96 ± 0.08) 13.5 ± 0.5 DIA. (.53 ± .020) EMBOSSED CARRIER 16.0 ± 0.5 (0.63 ± 0.020) DIMENSIONS: 0.35 ± 0.05 (0.014 ± 0.020) 4.0 ± 0.1 (0.157 ± 0.004) 2.0 ± 0.1 (0.079 ± 0.004) MM (INCHES) 1.5 ± 0.1 (0.059 ± 0.004) DIA. 7.8 ± 0.1 (0.307 ± 0.004) 4.5 ± 0.1 (0.177 ± 0.004) 1.75 ± 0.1 (.069 ± 0.004) 1.55 ± 0.3 (.061 ± 0.012) 0.15 DIA. (0.0006) Temperature Rise (°C) 0.04 0.02 0 80 70 60 50 40 PM7232S-R47M-RC 1.0 0.9 100 90 7.0 ± 0.1 (0.276 ± 0.004) 12.0 ± 0.1 (0.472 ± 0.004) REV. 08/14 Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications. 16.0 ± 0.3 (0.630 ± 0.012) Temperature Rise (°C) 0.12 0.10 0.08 0.06 Inductance (µH) 80 70 60 50 40 30 0.14 PM7232S-R22M-RC 0.40 0.36 0.32 0.28 Inductance (µH) 100 90 Temperature Rise (°C) PM7232S-R10M-RC 0.20 0.18 0.16 Temperature Rise (°C) Inductance (µH) L vs. I Charts