SMT Power Inductors PM43 Series Part Number PM43-1R0M PM43-1R4M PM43-1R8M PM43-2R2M PM43-2R7M PM43-3R3M PM43-3R9M PM43-4R7M PM43-5R6M PM43-6R8M PM43-8R2M PM43-100M PM43-120M PM43-150M PM43-180M PM43-220M PM43-270M PM43-330K PM43-390K PM43-470K PM43-560K PM43-680K L (µH) ± 20% 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 L (µH) ± 10% 33 39 47 56 68 Test Freq. (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 SRF (MHz) Typ. 113 101 92 76 66 63 53 49 43 41 35 35 32 29 27 24 21 DCR (Ω) Max. 0.049 0.057 0.064 0.072 0.079 0.087 0.094 0.109 0.126 0.132 0.147 0.182 0.210 0.235 0.338 0.378 0.522 I, DC (A)* 2.56 2.52 1.95 1.75 1.58 1.44 1.33 1.15 0.99 0.95 0.84 1.04 0.97 0.85 0.74 0.68 0.62 2.52 2.52 2.52 2.52 2.52 19 18 15 14 13 0.540 0.587 0.844 0.937 1.117 0.56 0.52 0.44 0.42 0.37 Special Features: • High current capacity • Ferrite bobbin core • Low core loss for high frequency power application • Low profile • Compact size • Large terminal surface for good PCB bonding • Operating temperature -40 to +100°C • Tape & reel packaged 1500/reel Notes: * Current to cause maximum 10% of inductance drop or 40°C temperature rise 4.0 4.5 3.2 R1.0 1.2 5.0 1.5 4.5 Tol: -/+0.3 Dim: mmm J.W.Miller M A G N E T I C S 306 E. Alondra Blvd., Gardena, CA 90247-1059 • (310) 515-1720 • FAX (310) 515-1962 www.jwmiller.com Pad Layout