? coilcraft, inc. 2008 specifications subject to change without notice. please check our website for latest information. power inductors - dc1012 series document 147 document 147 revised 10/31/08 these power inductors are especially effective as dc- dc converter boost or buck inductors and as output ripple filter chokes in all types of downsized switching power supplies. they are ideal for applications requiring small size, cost effective power inductors. the vertical style helps re- duce power supply size by saving crucial printed circuit board area. the large inductance available per size makes these parts ideal for all sorts of energy storage, smoothing, and emi reduction applications. the coilcraft dc1012 series includes a wide range of eia standard inductance values. custom versions are also available. coilcraft designer?s kit p410 contains three samples of all the standard parts shown. to order, contact coilcraft or visit http://order.coilcraft.com . max dash number 0.60 15,2 max dia 0.39 10,0 dia 0.024 0,6 0.157 0.04 4,0 1,0 0.197 0.02 5,0 0,5 123 part marking since sept. 2007. parts manufactured prior to that date may have color dots. visit www.coilcraft.com/colrpowr.cfm for details. weight: 2.1 ? 3.0 g terminations: tin-silver over tin over copper over steel packaging: 100 parts per tray l 1 dcr srf ref. part 10% max typ i sat 2 i rms 3 num. number (h) (ohms) (mhz) (a) (a) dc1012-103l 10 0.026 35 3.5 3.5 dc1012-123l 12 0.030 25 3.2 3.2 l1,l2 dc1012-153l 15 0.035 18 3.0 3.0 dc1012-183l 18 0.038 15 2.8 2.8 dc1012-223l 22 0.046 13 2.5 2.5 dc1012-273l 27 0.070 12 2.5 2.2 dc1012-333l 33 0.080 11 2.2 2.0 dc1012-393l 39 0.088 10 2.1 1.8 dc1012-473l 47 0.100 9.0 1.8 1.6 dc1012-563l 56 0.15 8.0 1.6 1.4 DC1012-683L 68 0.17 7.0 1.4 1.2 dc1012-823l 82 0.20 6.0 1.2 1.2 dc1012-104l 100 0.22 5.5 1.2 1.2 dc1012-124l 120 0.29 5.0 1.2 1.0 dc1012-154l 150 0.34 4.5 1.0 0.9 dc1012-184l 180 0.38 4.0 0.9 0.8 dc1012-224l 220 0.44 3.5 0.8 0.7 dc1012-274l 270 0.62 3.25 0.7 0.7 dc1012-334l 330 0.70 3.0 0.7 0.6 l3 r4793-al 4 18 5 0.035 15 4.9 4.9 1. tested at 100 khz, 0.1 vrms, 0 adc. 2. dc current at which inductance drops 10% (typ) from its value without current. 3. average current for a 40c rise above 25c ambient. 4. r4793-al not included in designer?s kit. 5. inductance at isat: 16.7 h min. 6. ambient temperature range: ? 40c to +85c 7. storage temperature range: component: ? 40c to +85c packaging: ? 40c to +80c 8. electrical specifications at 25c. dimensions are in inches mm
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