PL IA N T Features Applications *R oH S CO M ■ Formerly ■ Input/output of DC/DC converters model ■ Height of 3.0 mm max. ■ Industrial electronics ■ Current rating up to 2.0 A ■ Power supplies for: • Portable communications equipment • Camcorders • LCD TVs • Car radios ■ RoHS compliant* PM3308 Series - SMD Power Inductors Electrical Specifications Inductance 100 kHz DCR Max. (Ω) Bourns Part No. (μH) Tol. (%) Test Frequency (MHz) PM3308-100M-RC 10 ±20 2.52 0.11 2.00 2.40 PM3308-150M-RC 15 ±20 2.52 0.15 1.50 2.00 PM3308-220M-RC 22 ±20 2.52 0.23 1.30 1.60 PM3308-330M-RC 33 ±20 2.52 0.30 1.10 1.40 PM3308-470M-RC 47 ±20 2.52 0.39 0.80 1.00 PM3308-680M-RC 68 ±20 2.52 0.7 0.70 0.90 PM3308-101M-RC 100 ±20 0.796 0.8 0.60 0.70 PM3308-151M-RC 150 ±20 0.796 1.2 0.50 0.60 PM3308-221M-RC 220 ±20 0.796 1.9 0.40 0.50 PM3308-331M-RC 330 ±20 0.796 2.7 0.30 0.40 PM3308-471M-RC 470 ±20 0.796 4.0 0.20 0.30 PM3308-681M-RC 680 ±20 0.796 5.3 0.10 0.20 PM3308-102M-RC 1000 ±20 0.252 8.4 0.05 0.10 Electrical Schematic Irms (A) Isat (A) General Specifications Test Voltage .................................... 0.1 V 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, 10 sec. max. Materials Core .............................................. Ferrite Wire ............................ Enameled copper Terminal .................................... Sn/Ni/Cu Rated Current ................... Ind. drop 10 % typ. at Isat Temperature Rise ............................ 30 °C typical at Irms Packaging ...................1000 pcs. per reel Product Dimensions 13.0 (.512) MAX. Typical Part Marking 9.5 MAX. (.374) 101 3.0 MAX. (.118) 7.62 (.300) 2.54 (.100) 2.54 (.100) Recommended Pad Layout 7.37 (.290) 2.92 (.115) 2.79 (.110) 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) PM3308 Series - SMD Power Inductors Inductance vs. Current 220 221 200 180 Inductance (µH) 160 151 140 120 100 101 80 680 60 470 40 330 220 20 150 100 0 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 DC Current (A) 9500 102 9000 8500 8000 7500 7000 Inductance (µH) 6500 6000 5500 5000 4500 4000 3500 3000 2500 2000 1500 1000 681 331 500 0 0 471 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 DC Current (A) 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. PM3308 Series - SMD Power Inductors Packaging Specifications 29.5 ± 0.4 (1.16 ± .016) 330 ± 1.5 (12.99 ± .059) DIA. 21.5 +0.5/-0 (.846 +.020/-0) DIA. 13.0 +0.5/-0.2 (.512 +.020/-0) DIA. 100.0 ± 1.5 (3.94 ± .059) DIA. 2.00 ± 0.5 (.079 ± .020) 24.5 +0.5/-0 (.965 +.020/-0) 2.00 ± 0.1 (.079 ± .004) 1.75 ± 0.1 (.069 ± .004) DIA. 1.5 + 0.1/-0 (.059 +.004/-0) 101 24.00 ± 0.3 (.945 ± .012) 4.00 ± 0.1 (.157 ± .004) 11.5 ± 0.1 (.453 ± .004) 13.00 ± 0.1 (.512 ± .004) 12.00 ± 0.1 (.472 ± .004) 9.50 ± 0.1 (.374 ± .004) 0.35 ± 0.05 (.016 ± .002) 1.5 ± 0.1 DIA. (.059 +.004/-0) 3.70 ± 0.1 (.146 ± .004) DIMENSIONS: MM (INCHES) QUANTITY: 1000 PCS. PER REEL REV. 11/15 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.