fig. 1 standard vertical fig. 2 horizontal fig. 3 2-lead vertical fig. 4 4-lead vertical part number* ind.(h) 15% @ 1 khz dcr max. (ohms) rated idc (amps) 5 5 5 5 10 10 10 10 25 25 25 25 50 50 50 50 75 75 75 75 100 100 100 100 150 150 150 150 250 250 250 300 300 300 400 400 400 500 500 500 750 750 750 1000 1000 1000 0.015 0.012 0.010 0.008 0.020 0.015 0.010 0.008 0.035 0.025 0.020 0.014 0.050 0.030 0.025 0.020 0.060 0.040 0.035 0.025 0.080 0.050 0.035 0.028 0.100 0.060 0.050 0.040 0.130 0.080 0.055 0.150 0.100 0.075 0.250 0.180 0.110 0.220 0.160 0.090 0.350 0.280 0.150 0.620 0.420 0.200 6.1 7.4 10.6 12.8 4.9 6.8 9.3 13.2 4.4 6.6 7.0 10.4 3.8 5.6 7.0 11.0 3.9 5.2 7.4 10.6 3.5 5.1 7.8 10.3 3.4 5.7 7.7 12.3 3.8 6.1 9.1 3.3 5.5 7.3 2.4 4.7 6.0 3.4 5.0 8.0 2.6 3.7 6.4 1.8 3.1 5.9 mounting available inductance tested at 1 khz, <10 gauss and 0 adc dc resistance at 25 c rated idc based on 40 c maximum rise from 25 c ambient with 0 arms windings single layered to maximize operating frequency and minimize board space self leads solder coated to within .050" of seating plane other values available on request packaging bulk only mounting standard mounting is self-lead radial per figure 1 . optional mounting methods are self-leaded horizontal per figure 2 or vertical base mounted per figures 3 and 4 . pt series power toroids pt5-530 pt5-700 pt5-800 pt5-1000 pt10-530 pt10-680 pt10-820 pt10-990 pt25-680 pt25-800 pt25-900 pt25-1000 pt50-780 pt50-900 pt50-1020 pt50-1320 pt75-900 pt75-980 pt75-1260 pt75-1550 pt100-1000 pt100-1100 pt100-1260 pt100-1550 pt150-1040 pt150-1250 pt150-1500 pt150-2050 pt250-1200 pt250-1500 pt250-1800 pt300-1200 pt300-1500 pt300-1750 pt400-1200 pt400-1500 pt400-1750 pt500-1450 pt500-1750 pt500-2000 pt750-1400 pt750-1700 pt750-2050 pt1000-1400 pt1000-1750 pt1000-2050 *complete part # must include series # plus the dash # for further surface nish information, refer to technical section of this catalog. notes to figure 5 (page 102) the pt toroid series inductance is speci ed at ac and dc signal levels which have no signi cant effect on the permeability of the powdered iron toroidal core. superimposed ac and dc voltages will change the permeability and theref ore the inductance, under operating conditions. typically, dc currents will reduce the inductance, while ac signals will increase t he inductance up to a point, before beginning to decrease. supporting information is provided, detailing the ac or dc effects upon each part. saturation resulting from dc currents is speci ed with waveform having less than a 1% ripple content. when considering the ac waveform, both the frequency and voltage level must be taken into account. as an aid in de ning what effect the alternating sine wave signal will have, the voltage/frequency factor curve can be used. to determine what change of inductance can be expected at a g iven voltage level and frequency, simply divide the sinusoidal rms voltage by the frequency. the voltage is in volts and the frequen cy is in hertz. as an example, if using part number pt25-680 at a 1vrms signal level, and a frequency of 25khz, the voltage/frequency fa ctor is calculated to be: 1vrms/25,000hz = 40 x 10 6. referring to the graph, a 39% increase in inductance would be expected. notes to figure 6 (page 102) typical saturation effects as a function of dc owing through the part. data is representative of a dc waveform with less than 1% ripple, and an ac waveform less than 10 gauss. note this information is intended to be used in assisting the designer in part selection. each operating application may contain oth er variables which must be considered in part selection; such as temperature effects, waveform distortion, etc. delevan sales/engineering staff is available to provide information as needed to t each application. standard vertical horizontal vertical 2-lead vertical 4-lead figure 1 figure 2 figure 3 figure 4 ptxxxxr pt power toroids - horizontal or vertical mount series 4/2005 page 99 www . delevan . com e-mail: apisales@delevan . com 270 quaker rd., east aurora ny 14052 phone 716-652-3600 fax 716-652-4814 power inductors
mm inches mm inches mm inches mm inches mm inches mm inches ind.(?) 15% @ 1 khz dcr max. (ohms) pa rt number rated idc (amps) a max. 5 5 5 5 10 10 10 10 25 25 25 25 50 50 50 50 75 75 75 75 100 100 100 100 150 150 150 150 250 250 250 300 300 300 400 400 400 500 500 500 750 750 750 1000 1000 1000 0.015 0.012 0.010 0.008 0.020 0.015 0.010 0.008 0.035 0.025 0.020 0.014 0.050 0.030 0.025 0.020 0.060 0.040 0.035 0.025 0.080 0.050 0.035 0.028 0.100 0.060 0.050 0.040 0.130 0.080 0.055 0.150 0.100 0.075 0.250 0.180 0.110 0.220 0.160 0.090 0.350 0.280 0.150 0.620 0.420 0.200 6.1 7.4 10.6 12.8 4.9 6.8 9.3 13.2 4.4 6.6 7.0 10.4 3.8 5.6 7.0 11.0 3.9 5.2 7.4 10.6 3.5 5.1 7.8 10.3 3.4 5.7 7.7 12.3 3.8 6.1 9.1 3.3 5.5 7.3 2.4 4.7 6.0 3.4 5.0 8.0 2.6 3.7 6.4 1.8 3.1 5.9 0.53 0.70 0.80 1.00 0.53 0.68 0.82 0.99 0.68 0.80 0.90 1.00 0.78 0.90 1.02 1.32 0.90 0.98 1.26 1.55 1.00 1.10 1.26 1.55 1.04 1.25 1.50 2.05 1.20 1.50 1.80 1.20 1.50 1.75 1.20 1.50 1.75 1.45 1.75 2.05 1.40 1.70 2.05 1.40 1.75 2.05 13.46 17.78 20.32 25.40 13.46 17.27 20.83 25.15 17.27 20.32 22.86 25.40 19.81 22.86 25.91 33.53 22.86 24.89 32.00 39.37 25.40 27.94 32.00 39.37 26.42 31.75 38.10 52.07 30.48 38.10 45.72 30.48 38.10 44.45 30.48 38.10 44.45 36.83 44.45 52.07 35.56 43.18 52.07 35.56 44.45 52.07 b max. 0.23 0.33 0.36 0.40 0.23 0.33 0.37 0.40 0.37 0.35 0.40 0.40 0.36 0.38 0.62 0.63 0.36 0.38 0.60 0.64 0.36 0.50 0.60 0.64 0.50 0.58 0.62 0.92 0.55 0.60 0.77 0.55 0.60 0.76 0.55 0.60 0.78 0.58 0.75 0.88 0.55 0.70 0.85 0.55 0.70 0.85 5.84 8.38 9.14 10.16 5.84 8.38 9.40 10.16 9.40 8.89 10.16 10.16 9.14 9.65 15.75 16.00 9.14 9.65 15.24 16.26 9.14 12.70 15.24 16.26 12.70 14.73 15.75 23.37 13.97 15.24 19.56 13.97 15.24 19.30 13.97 15.24 19.81 14.73 19.05 22.35 13.97 17.78 21.59 13.97 17.78 21.59 c nominal 0.17 0.24 0.31 0.34 0.17 0.24 0.29 0.34 0.29 0.28 0.30 0.37 0.27 0.30 0.43 0.53 0.29 0.30 0.49 0.53 0.29 0.42 0.49 0.53 0.41 0.48 0.50 0.80 0.49 0.50 0.69 0.48 0.51 0.65 0.48 0.50 0.70 0.50 0.62 0.76 0.48 0.62 0.78 0.48 0.62 0.78 4.32 6.10 7.87 8.64 4.32 6.10 7.37 8.64 7.37 7.11 7.62 9.40 6.86 7.62 10.92 13.46 7.37 7.62 12.45 13.46 7.37 10.67 12.45 13.46 10.41 12.19 12.70 20.32 12.45 12.70 17.53 12.19 12.95 16.51 12.19 12.70 17.78 12.70 15.75 19.30 12.19 15.75 19.81 12.19 15.75 19.81 d min. 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 e nominal 0.025 0.032 0.040 0.051 0.025 0.032 0.040 0.051 0.025 0.032 0.040 0.051 0.025 0.032 0.040 0.051 0.025 0.032 0.040 0.051 0.025 0.032 0.040 0.051 0.025 0.032 0.040 0.051 0.025 0.036 0.051 0.025 0.032 0.045 0.020 0.025 0.040 0.025 0.036 0.045 0.020 0.025 0.036 0.016 0.025 0.032 0.64 0.81 1.02 1.30 0.64 0.81 1.02 1.30 0.64 0.81 1.02 1.30 0.64 0.81 1.02 1.30 0.64 0.81 1.02 1.30 0.64 0.81 1.02 1.30 0.64 0.81 1.02 1.30 0.64 0.91 1.30 0.64 0.81 1.14 0.51 0.64 1.02 0.64 0.91 1.14 0.51 0.64 0.91 0.41 0.64 0.81 f nominal 0.450 0.600 0.720 0.950 0.450 0.600 0.720 0.950 0.580 0.700 0.820 0.950 0.680 0.790 0.920 1.220 0.770 0.890 1.200 1.500 0.880 0.890 1.200 1.500 0.880 1.160 1.420 2.000 1.200 1.450 1.750 1.200 1.400 1.750 1.150 1.400 1.750 1.400 1.700 2.000 1.400 1.660 2.000 1.360 1.660 2.000 11.43 15.24 18.30 24.13 11.43 15.24 18.30 24.13 14.73 17.78 20.83 24.13 17.27 20.07 23.37 30.99 19.56 22.61 30.48 38.10 22.35 22.61 30.48 38.10 22.35 29.46 36.07 50.80 30.48 36.83 44.45 30.48 35.56 44.45 29.21 35.56 44.45 35.56 43.18 50.80 35.56 42.16 50.80 34.54 42.16 50.80 electrical physical parameters note: vertical con?uration is standard; add suffix ?m?for horizontal mounting pt series power toroids pt5-530 pt5-700 pt5-800 pt5-1000 pt10-530 pt10-680 pt10-820 pt10-990 pt25-680 pt25-800 pt25-900 pt25-1000 pt50-780 pt50-900 pt50-1020 pt50-1320 pt75-900 pt75-980 pt75-1260 pt75-1550 pt100-1000 pt100-1100 pt100-1260 pt100-1550 pt150-1040 pt150-1250 pt150-1500 pt150-2050 pt250-1200 pt250-1500 pt250-1800 pt300-1200 pt300-1500 pt300-1750 pt400-1200 pt400-1500 pt400-1750 pt500-1450 pt500-1750 pt500-2000 pt750-1400 pt750-1700 pt750-2050 pt1000-1400 pt1000-1750 pt1000-2050 pt series power toroids page 100 www . delevan . com e-mail: apisales@delevan . com 270 quaker rd., east aurora ny 14052 ? phone 716-652-3600 ? fax 716-652-4814 4/2005 power inductors
mm inches mm inches mm inches mm inches mm inches mm inches ind.(?) 15% @ 1 khz dcr max. (ohms) pa rt number rated idc (amps) figure # a max. 5 5 5 10 10 10 25 25 25 50 50 50 75 75 75 100 100 100 150 150 150 250 250 300 300 400 400 400 500 500 750 750 750 1000 1000 1000 0.015 0.012 0.010 0.020 0.015 0.010 0.035 0.025 0.020 0.050 0.030 0.025 0.060 0.040 0.035 0.080 0.050 0.035 0.100 0.060 0.050 0.130 0.080 0.150 0.100 0.250 0.180 0.110 0.220 0.160 0.350 0.280 0.150 0.620 0.420 0.200 6.1 7.4 10.6 4.9 6.8 9.3 4.4 6.6 7.0 3.8 5.6 7.0 3.9 5.2 7.4 3.5 5.1 7.8 3.4 5.7 7.7 3.8 6.1 3.3 5.5 2.4 4.7 6.0 3.4 5.0 2.6 3.7 6.4 1.8 3.1 5.9 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 4 3 4 3 4 3 4 4 4 4 4 4 4 4 4 4 0.580 0.650 0.830 0.580 0.650 0.830 0.650 0.830 0.950 0.830 0.830 1.250 0.950 0.950 1.250 0.950 0.950 1.250 0.950 1.250 1.500 1.250 1.500 1.250 1.500 1.250 1.500 1.750 1.450 1.750 1.400 1.700 2.050 1.400 1.750 2.050 14.73 16.51 21.08 14.73 16.51 21.08 16.51 21.08 24.13 21.08 21.08 31.75 24.13 24.13 31.75 24.13 24.13 31.75 24.13 31.75 38.10 31.75 38.10 31.75 38.10 31.75 38.10 44.45 36.83 44.45 35.56 43.18 52.07 35.56 44.45 52.07 b max. 0.340 0.450 0.450 0.340 0.450 0.450 0.450 0.450 0.600 0.450 0.450 0.700 0.600 0.600 0.700 0.600 0.600 0.700 0.600 0.700 0.800 0.700 0.800 0.700 0.800 0.700 0.800 0.900 0.800 0.900 0.800 0.900 0.900 0.800 0.900 0.900 8.64 11.43 11.43 8.64 11.43 11.43 11.43 11.43 15.24 11.43 11.43 17.78 15.24 15.24 17.78 15.24 15.24 17.78 15.24 17.78 20.32 17.78 20.32 17.78 20.32 17.78 20.32 22.86 20.32 22.86 20.32 22.86 22.86 20.32 22.86 22.86 c typical 0.220 0.300 0.300 0.220 0.300 0.300 0.300 0.300 0.450 0.300 0.300 0.500 0.450 0.450 0.500 0.450 0.450 0.500 0.450 0.500 0.600 0.500 0.600 0.500 0.600 0.500 0.600 0.700 0.600 0.700 0.600 0.700 0.700 0.600 0.700 0.700 5.59 7.62 7.62 5.59 7.62 7.62 7.62 7.62 11.43 7.62 7.62 12.70 11.43 11.43 12.70 11.43 11.43 12.70 11.43 12.70 15.24 12.70 15.24 12.70 15.24 12.70 15.24 17.78 15.24 17.78 15.24 17.78 17.78 15.24 17.78 17.78 d typical 0.025 0.032 0.040 0.025 0.032 0.040 0.025 0.032 0.040 0.025 0.032 0.040 0.025 0.032 0.040 0.025 0.032 0.040 0.025 0.032 0.050 0.025 0.050 0.025 0.050 0.020 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.63 0.81 1.02 0.63 0.81 1.02 0.63 0.81 1.02 0.63 0.81 1.02 0.63 0.81 1.02 0.63 0.81 1.02 0.63 0.81 1.27 0.63 1.27 0.63 1.27 0.51 1.27 1.27 1.27 1.27 1.27 1.27 1.27 1.27 1.27 1.27 e max. 0.640 0.810 0.910 0.640 0.790 0.930 0.790 0.910 1.010 0.890 1.110 1.130 1.010 1.090 1.390 1.130 1.230 1.390 1.170 1.380 1.630 1.330 1.630 1.330 1.630 1.330 1.630 1.880 1.580 1.880 1.530 1.830 2.180 1.530 1.980 2.180 16.26 20.57 23.11 16.26 20.07 23.62 20.07 23.11 25.65 22.61 28.19 28.70 25.65 27.69 35.31 28.70 31.24 35.31 29.72 35.05 41.40 33.78 41.40 33.78 41.40 33.78 41.40 47.75 40.13 47.75 38.86 46.48 55.37 38.86 50.29 55.37 f typical 0.290 0.325 0.415 0.290 0.325 0.415 0.325 0.415 0.475 0.415 0.415 0.625 0.475 0.475 0.625 0.475 0.475 0.625 0.475 0.625 0.900 0.625 0.900 0.625 0.900 0.625 0.900 1.200 0.900 1.200 0.900 1.200 1.200 0.900 1.200 1.200 7.37 8.25 10.54 7.37 8.25 10.54 8.25 10.54 12.06 10.54 10.54 15.87 12.06 12.06 15.87 12.06 12.06 15.87 12.06 15.87 22.86 15.87 22.86 15.87 22.86 15.87 22.86 30.48 22.86 30.48 22.86 30.48 30.48 22.86 30.48 30.48 electrical physical parameters pt series vertical mount power toroids pt5-530-vm pt5-700-vm pt5-800-vm pt10-530-vm pt10-680-vm pt10-820-vm pt25-680-vm pt25-800-vm pt25-900-vm pt50-780-vm pt50-900-vm pt50-1020-vm pt75-900-vm pt75-980-vm pt75-1260-vm pt100-1000-vm pt100-1100-vm pt100-1260-vm pt150-1040-vm pt150-1250-vm pt150-1500-vm pt250-1200-vm pt250-1500-vm pt300-1200-vm pt300-1500-vm pt400-1200-vm pt400-1500-vm pt400-1750-vm pt500-1450-vm pt500-1750-vm pt750-1400-vm pt750-1700-vm pt750-2050-vm pt1000-1400-vm pt1000-1750-vm pt1000-2050-vm pt series power toroids 4/2005 page 101 www . delevan . com e-mail: apisales@delevan . com 270 quaker rd., east aurora ny 14052 ? phone 716-652-3600 ? fax 716-652-4814 power inductors
pt series, figure 6 see notes, page 99 0 0 dc current in amps 20 40 2 10 30 50 4681012 0 inductance decrease % 20 40 10 30 02 4 6 81012 02 4 6 81012 02 4 6 81012 pt300-1200 pt100-1000 pt1000-1750 pt750-1400 pt400-1200 pt1000-1400 pt50-780 pt500-1450 pt150-1040 pt75-900 pt10-530 pt750-1750 pt50-1020 pt300-1750 pt10-680 pt25-800 pt5-530 pt750-2050 pt50-900 pt100-1100 pt400-1500 pt25-680 pt250-1200 pt75-980 pt50-1320 pt10-820 pt100-1550 pt5-700 pt75-1260 pt250-1500 pt150-1250 pt400-1750 pt300-1500 pt1000-2050 pt500-1750 pt5-1000 pt5-800 pt150-2050 pt10-990 pt75-1550 pt500-2000 pt250-1800 pt25-900 pt100-1260 pt25-1000 pt150-1500 1 10 voltage/frequency factor (x 10 ? ) inductance increase % 20 30 40 50 60 70 80 90 100 10 100 1000 10000 0.1 pt series, figure 5 see notes, page 99 1 10 20 30 40 45 25 15 5 1) pt5-530 2) pt10-530 3) pt5-700 4) pt5-800 5) pt10-680 6) pt5-1000 7) pt10-820 8) pt10-990 9) pt25-680 10) pt25-800 11) pt25-900 12) pt25-1000 13) pt50-780 14) pt50-900 15) pt75-900 16) pt75-980 17) pt50-1020 18) pt100-1000 19) pt100-1100 20) pt50-1320 21) pt150-1040 22) pt75-1260 23) pt100-1260 24) pt75-1550 25) pt100-1550 26) pt150-1250 27) pt150-1500 28) pt250-1200 29) pt300-1200 30) pt250-1500 31) pt400-1200 32) pt300-1500 33) pt400-1500 34) pt250-1800 35) pt150-2050 36) pt300-1750 37) pt500-1450 38) pt400-1750 39) pt750-1400 40) pt500-1750 41) pt1000-1400 42) pt750-1750 43) pt500-2000 44) pt1000-1750 45) pt750-2050 46) pt1000-2050 key to figure 5 curve numbers graphs apply to all mounting styles. for more detailed graphs, contact factory. for more detailed graphs, contact factory ptxxxxr pt power toroids - horizontal or vertical mount series page 102 www . delevan . com e-mail: apisales@delevan . com 270 quaker rd., east aurora ny 14052 phone 716-652-3600 fax 716-652-4814 4/2005 power inductors
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