PL IA NT Features Applications CO M ■ Formerly model ■ Input/output of DC/DC converters *R oH S ■ Available in E12 series ■ Power supplies for: ■ Low profile of only 3.2 mm • • • • ■ Low inductance values ■ RoHS compliant* Portable communication equipment Camcorders LCD TVs Car radios PM43 Series - SMD Power Inductor Electrical Specifications General Specifications Inductance 1 kHz Bourns Part No. PM43-1R0M-RC PM43-1R4M-RC PM43-1R8M-RC PM43-2R2M-RC PM43-2R7M-RC PM43-3R3M-RC PM43-3R9M-RC PM43-4R7M-RC PM43-5R6M-RC PM43-6R8M-RC PM43-8R2M-RC PM43-100M-RC PM43-120M-RC PM43-150M-RC PM43-180M-RC PM43-220M-RC PM43-270K-RC PM43-330K-RC PM43-390K-RC PM43-470K-RC PM43-560K-RC PM43-680K-RC (µH) 1.0 1.4 1.8 2.2 2.7 3.3 3.9 4.7 5.6 6.8 8.2 10 12 15 18 22 27 33 39 47 56 68 Typical Part Marking Tol. % ± 20 ± 20 ± 20 ± 20 ± 20 ± 20 ± 20 ± 20 ± 20 ± 20 ± 20 ± 20 ± 20 ± 20 ± 20 ± 20 ± 10 ± 10 ± 10 ± 10 ± 10 ± 10 Q Ref. 28 28 28 28 28 28 28 28 28 28 28 28 28 28 25 25 23 23 20 20 20 20 Test Frequency (MHz) 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 SRF Min. (MHz) 150 110 90 80 75 65 55 50 45 40 36 33 30 28 23 20 17 15 14 13 12 11 RDC (Ω) 0.033 0.038 0.042 0.047 0.052 0.058 0.076 0.094 0.10 0.12 0.13 0.18 0.21 0.24 0.34 0.38 0.52 0.54 0.59 0.84 0.94 1.12 I rms Max. (A) 3.80 3.30 2.91 2.60 2.43 2.15 1.98 1.70 1.60 1.41 1.26 1.15 1.05 0.92 0.84 0.76 0.71 0.64 0.59 0.54 0.50 0.46 I sat Typ. (A) 5.50 5.10 4.40 3.90 3.50 3.00 2.70 2.60 2.40 2.10 1.90 1.70 1.60 1.40 1.30 1.20 1.00 0.99 0.92 0.78 0.74 0.68 Test Voltage .......................................1 V Reflow Soldering .. 230 °C, 50 sec. max. Operating Temperature ................................-40 °C to +125 °C (Temperature rise included) Storage Temperature ................................-40 °C to +125 °C Resistance to Soldering Heat ................................. 260 °C for 5 sec. Materials Core ...................................... Ferrite DR Wire ............ Enameled copper wire 130 Terminal ....................................Ag/Ni/Sn Rated Current ...................Ind. drop 10 % typ. at Isat Temperature Rise ................. 40 °C max. at rated Irms Packaging .................. 1500 pcs. per reel Product Dimensions 4.5 ± 0.3 (.177 ± .012) MAX. 3.2 ± 0.3 MAX. (.126 ± .012) Electrical Schematic 1.5 TYP. (.059) 100 4.0 ± 0.3 MAX. (.157 ± .012) Recommended Layout 4.5 (.177) 1.8 (.071) 1.5 (.059) 1.8 (.071) *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. DIMENSIONS: MM (INCHES) PM43 Series - SMD Power Inductor Packaging Specifications 2.0 ± 0.5 (.079 ± .020) 330.0 (12.992) DIA. 21.0 ± 0.8 (.827 ± .031) 18.4 (.724) THICKNESS 0.10 (.004) MAX. 13.0 ± 0.5 (.512 ± .020) DIA. EMBOSSED CAVITY 50.0 (1.969) 13.0 ± 0.5 DIA. (.512 ± .020) EMBOSSED CARRIER 14.0 (.551) 4.0 (.157) END START 12 (.472) 3.4 (.134) 100 100 100 100 1.5 DIA. (.059) 8.0 (.315) NO COMPONENT COMPONENTS NO COMPONENT 160 (6.299) 3200 (125.984) 400 (15.748) USER DIRECTION OF FEED QTY: 1500 PCS. PER REEL DIMENSIONS: REV. 05/09 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. MM (INCHES)