www.vishay.com 59 IMC-1812 vishay dale document number 34044 revision 28-aug-02 for technical questions, contact magnetics@vishay .com features ? molded construction provides superior strength and moisture resistance. ? tape and reel packaging for automatic handling, 2000/ reel, eia 481. ? printed marking. ? compatible with vapor phase and infrared reflow soldering. standard electrical specifications ind. ( h) description *recommended minimum spacing between components. part marking electrical specifications inductance range: 0.010 h to 1000 h. inductance tolerance: 20% for 0.010 h to 0.39 h. 10% for 0.47 h to 1000 h standard. 10%, 5%, 3% available. temperature range: - 55 c to + 125 c. coilform material: non-magnetic for 0.010 h to 0.82 h. powdered iron for 1.0 h to 120 h. ferrite for 150 h to 1000 h. test equipment ? h/p 4342a q meter with vishay dale test fixture or equivalent. ? h/p 4191a rf impedance analyzer (for srf measurements). ? wheatstone bridge. dimensions in inches [millimeters] 0.024* [0.6] 0.059 [1.5] 0.059 [1.5] 0.118 [3.0] tol. q min. test freq. l & q (mhz) self- resonant freq. min. (mhz) dcr max. (ohms) rated dc current (ma) ?vishay dale ?inductance value ?date code 0.158 [4.0] 0.158 [4.0] 0.181 [4.6] .177 .008 [4.50 .203] 0.124 [3.15] ref. 0.006 [0.152] ref. typ. 0.126 0.008 [3.20 0.203] 0.037 0.008 [.940 0.203] .050 + 0.004 - 0.008 [1.27 + 0.102 - 0.203] typ. guidelines for parallel component printed circuit mounting pads on IMC-1812 chip inductors 0.126 .008 [3.20 .203] 0.030 0 .004 [0.762 0.102] typ. IMC-1812 model 10 h inductance value 10% inductance tolerance 0.010 0.012 0.018 0.022 0.027 0.033 0.039 0.047 0.056 0.068 0.082 0.10 0.12 0.15 0.18 0.22 0.27 0.33 0.39 0.47 0.56 0.68 0.82 1.0 1.2 1.5 1.8 2.2 2.7 3.3 3.9 4.7 5.6 6.8 8.2 10.0 12.0 15.0 18.0 22.0 27.0 33.0 39.0 47.0 56.0 68.0 82.0 100.0 120.0 150.0 180.0 220.0 270.0 330.0 390.0 470.0 560.0 680.0 820.0 1000.0 20% 20% 20% 20% 20% 20% 20% 20% 20% 20% 20% 20% 20% 20% 20% 20% 20% 20% 20% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 50 50 50 50 50 50 50 50 40 40 40 30 30 30 30 30 30 30 30 30 30 30 30 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 40 40 40 40 40 40 40 40 40 30 30 30 30 50.0 50.0 50.0 50.0 50.0 50.0 50.0 50.0 50.0 50.0 50.0 25.2 25.2 25.2 25.2 25.2 25.2 25.2 25.2 25.2 25.2 25.2 25.2 7.96 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 2.52 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.25 1000.0 1000.0 1000.0 1000.0 1000.0 1000.0 1000.0 1000.0 900.0 800.0 700.0 650.0 600.0 500.0 400.0 350.0 300.0 250.0 220.0 190.0 170.0 150.0 140.0 100.0 80.0 70.0 60.0 55.0 50.0 45.0 40.0 35.0 33.0 27.0 25.0 20.0 18.0 17.0 15.0 13.0 12.0 11.0 11.0 10.0 9.0 9.0 8.0 8.0 6.0 5.0 5.0 4.0 4.0 3.5 3.0 3.0 3.0 3.0 2.5 2.5 0.20 0.20 0.20 0.20 0.20 0.30 0.30 0.30 0.35 0.35 0.40 0.32 0.30 0.30 0.35 0.40 0.45 0.55 0.70 0.80 1.20 1.40 1.60 0.50 0.55 0.60 0.65 0.70 0.75 0.80 0.90 1.00 1.10 1.20 1.40 1.60 2.00 2.50 2.80 3.20 3.60 4.00 4.50 5.00 5.50 6.00 7.00 8.00 8.00 9.00 9.50 10.0 12.0 14.0 16.0 26.0 30.0 30.0 35.0 40.0 450 450 450 450 450 450 450 450 450 450 450 450 450 450 450 450 450 430 380 355 285 270 250 450 430 410 390 380 370 355 330 315 300 285 270 250 225 200 190 180 170 160 150 140 135 130 120 110 110 105 102 100 92 85 80 62 50 50 30 30 surface mount, molded inductor sap part numbering guidelines (internal) product family size see the end of this data book for conversion tables inductance value package code tol. im c 1 812 rv 10 0 k
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