RoHS Surface Mount Air Core Inductors Dimensions: SMAC20 Inches (mm) SMAC20 & 30 SMAC30 0.270 0.145 (6.86) (3.68) 0.120 (3.05) 0.120 (3.05) 0.230±0.010 0.115±0.01 (2.92±.25) (5.84±0.25) 0.125 0.125 (3.18) Features • • • • (3.18) 0.023±0.015 (0.58±.36) 0.023±0.115 (0.58±.38) Excellent for high Q applications High SRF’s for high frequency applications High current capability Flat top cap for pick and place assembly Electrical Impedance range: 2.5nH to 43nH Tolerance: 2.5nH & 5.0nH 10%, 5.0nH to 43nH available in 5%, 8nH to 43nH available in 2% Test Frequency: 150Mhz Operating Temp: -40ºC to +125ºC Nominal Footprint SMAC20 SMAC30 Tinned Length 0.110 (2.79) Test Equipment 0.130 (3.30) (L/Q): HP4291B with HP16193 (SRF): HP8753E or HP8720D 0.110 (2.79) 0.130 (3.30) 90° Max. 0.050 (1.27) 0.050 (1.27) Physical Allied Part Number Turns SMAC20-1-RC SMAC20-2-RC SMAC20-3-RC SMAC20-4-RC SMAC20-5-RC 1 2 3 4 5 SMAC30-6-RC SMAC30-7-RC SMAC30-8-RC SMAC30-9-RC SMAC30-10-RC 6 7 8 9 10 0.185 (4.70) 0.065 (1.65) Packaging: 2200 pieces per 13” reel Marking: None 0° Min. Inductance (nh) Q Min. Test Freq. (MHz) SRF Min. (GHz) DCR Max. (mΩ) IDC A (Max.) 2.5 5.0 8.0 12.5 18.5 ± ± ± ± ± 10% 10% 5% 5% 5% 145 140 140 137 132 150 150 150 150 150 12.5 6.5 5.0 3.3 2.5 1.1 1.8 2.6 3.4 3.9 4 4 4 4 4 17.5 22.0 28.0 35.5 43.0 ± ± ± ± ± 5% 5% 5% 5% 5% 100 102 105 112 106 150 150 150 150 150 2.2 2.1 1.8 1.5 1.2 4.5 5.2 6.0 6.8 7.9 4 4 4 4 4 Available in tighter tolerances. All specifications subject to change without notice. 714-665-1140 ALLIED COMPONENTS INTERNATIONAL REVISED 03/10/09 www.alliedcomponents.com