toroids - surface mount ctparts.com manufacturer of passive components 800-684-5322 inside us 949-453-1811 outside us copyright ? 2010 by ct magnetics, dba central technologies. all rights reserved. ct magnetics reserves the right to make improvements or change specifications without notice central technologies 05.14.10 specifications ctspt~~lf please specify ?f? for rohs compliant inductance current inductance dcr (no dc) 20%. dc (w/ dc) typ. 20% size part number (h) (amp.) (h) ( ) code ctspt20l_-702m 7.0 1.40 6.20 0.070 m ctspt20l_-233m 23 1.00 17.6 0.125 m ctspt30l_-353m 35 1.40 29.7 0.166 n ctspt38l_-733m 73 1.30 58.1 0.290 o ctspt30l_-174m 170 0.94 114 0.380 n ctspt38l_-294m 290 0.90 192 0.560 o ctspt38l_-674m 670 0.72 383 0.862 o ctspt44l_-115m 1100 0.74 645 1.250 p ctspt50l_-205m 2000 0.71 1070 1.700 q ctspt20l_-112m 1.1 3.40 1.01 0.011 m ctspt30l_-123m 12 2.80 9.4 0.043 n ctspt38l_-223m 22 2.70 16.2 0.063 o ctspt44l_-413m 41 2.70 29.1 0.085 p ctspt50l_-733m 73 2.60 50.0 0.133 q ctspt30l_-522m 5.2 4.80 3.8 0.017 n ctspt38l_-752m 7.5 5.40 5.1 0.018 o ctspt44l_-143m 14 5.50 9.0 0.022 p ctspt50l_-263m 26 5.10 16.1 0.032 q ctspt38l_-382m 3.8 8.00 2.5 0.008 o ctspt44l_-792m 7.9 7.80 4.9 0.012 p ctspt50l_-163m 16 7.20 9.3 0.019 q ctspt-l from 1.1 h to 2000 h characteristics description: surface mount standard toroidal inductor. applications: for use in dc/dc converters, notebooks, computers, and mobile appliances. boost and buck switcher. designed for smd pick and place mounting and reflow soldering. operating temperature: -40c to +130c testing: tested on an hp4284a at 100 khz 0.1 vrms electrical specification: @ 25c temperature rise: 55c typical at idc and 25c ambient temperature. miscellaneous: rohs compliant available. meets ul94v-0. operating frequency up to 1 mhz. additional information: additional electrical & physical information available upon request samples available. see website for ordering information. not shown at actual size. physical dimensions (inch) b 2x0.060? a c d0.015? 0.005? (4 surfaces) f0.005? suggested pcb layout e0.005? size a b c d e f code max. max. max. m 0.340 0.340 0.270 0.260 0.300 0.270 n 0.435 0.440 0.360 0.350 0.400 0.360 o 0.560 0.565 0.360 0.450 0.520 0.460 p 0.590 0.615 0.390 0.500 0.550 0.510 q 0.670 0.700 0.390 0.580 0.620 0.590
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