usa 858 674 8100 ? ? germany 49 7032 7806 0 ? ? singapore 65 6287 8998 ? ? shanghai 86 21 54643211 / 2 ? ? china 86 755 33966678 ? ? taiwan 886 3 4641811 www.pulseeng.com 34 spm2007 (11/07) smt power inductors shielded drum core - p1166nl series weight . . . . . . . . 0.7 grams tape & reel . . . . . 1200/reel part 2,3 inductance inductance irated 5 dcr (m ) saturation 6 heating 7 core loss 8 srf number @0a dc @irated (a dc ) current current factor (mhz) ( h 20% )( h) min typ max -25% (a) +40c(a) (k2) p1166.681nl 0.68 * 0.44 5.5 5.0 6.0 5.9 5.5 380 >40 p1166.102nl 1.00 * 0.65 4.9 6.2 7.5 5.2 4.9 440 >40 p1166.162nl 1.60 * 1.0 4.0 7.8 11 4.0 4.4 570 >40 p1166.302nl 3.00 * 2.0 2.8 19 23 3.0 2.8 780 >40 p1166.482nl 4.80 * 3.1 2.4 25 31 2.4 2.5 990 >40 p1166.682nl 6.80 * 4.4 2.1 32 40 2.1 2.2 1200 38 p1166.103nl 10 7.5 1.6 58 70 1.8 1.6 1400 29 p1166.123nl 12 9.0 1.5 62 78 1.7 1.5 1500 25 p1166.153nl 15 11.3 1.4 74 92 1.5 1.4 1700 22 p1166.183nl 18 13.5 1.2 100 124 1.4 1.2 1800 21 p1166.223nl 22 16.5 1.2 106 126 1.2 1.2 2000 20 p1166.273nl 27 20.3 1.0 146 180 1.1 1.0 2300 17 p1166.333nl 33 24.8 0.94 167 205 1.0 0.94 2400 15 p1166.393nl 39 29.3 0.86 183 211 0.86 0.90 2700 13 p1166.473nl 47 35.3 0.83 206 260 0.83 0.85 2900 12 p1166.563nl 56 42.0 0.73 271 340 0.73 0.74 3300 11 p1166.683nl 68 51.0 0.67 303 370 0.67 0.70 3600 9.5 p1166.823nl 82 61.5 0.60 411 500 0.61 0.60 4000 8.0 p1166.104nl 100 75.0 0.56 464 580 0.56 0.57 4300 7.5 p1166.124nl 120 90.0 0.53 528 645 0.55 0.53 4700 7.0 p1166.154nl 150 113 0.46 695 860 0.46 0.46 5300 6.3 p1166.184nl 180 135 0.39 992 1190 0.42 0.39 5800 5.6 p1166.224nl 220 165 0.35 1210 1480 0.37 0.35 6400 5.1 p1166.274nl 270 203 0.32 1407 1750 0.32 0.33 7100 4.6 p1166.334nl 330 248 0.31 1580 1880 0.31 0.31 7800 4.1 p1166.394nl 390 293 0.26 2178 2600 0.29 0.26 8500 3.9 p1166.474nl 470 353 0.25 2400 2910 0.26 0.25 9500 3.6 p1166.564nl 560 420 0.23 2705 3400 0.23 0.23 10000 3.1 p1166.684nl 680 510 0.20 3658 4450 0.21 0.20 11000 2.7 p1166.824nl 820 615 0.17 5021 6200 0.20 0.17 13000 2.5 p1166.105nl 1000 750 0.15 6720 8000 0.16 0.15 14000 1.3 * inductance at 0a dc tolerance on indicated part numbers is 30%; tolerance is 20% on all other parts. notes from table: (see page 43) electrical specifications @ 25c ? operating temperature -40c to +130c height: 3.8mm max footprint: 7.5mm x 7.5mm max current rating: up to 5.5a inductance range: .44h to 750h dimensions: inches mm unless otherwise specified, all tolerances are .010 0,25 mechanical schematic
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usa 858 674 8100 ? ? germany 49 7032 7806 0 ? ? singapore 65 6287 8998 ? ? shanghai 86 21 54643211 / 2 ? ? china 86 755 33966678 ? ? taiwan 886 3 4641811 www.pulseeng.com 43 spm2007 (11/07) smt power inductors shielded drum core series notes from tables (pages 27 - 42) 1. unless otherwise specified, all testing is made at 100khz, 0.1vac. 2. optional tape & reel packaging can be ordered by adding a " t " suffix to the part number (i.e. p1166.102nl becomes p1166.102nl t ). pulse complies with industry standard tape and tape & reel specification eia481. 3. the " nl " suffix indicates an rohs-compliant part number. non-nl suffixed parts are not necessarily rohs compliant, but are electrically and mechanically equivalent to nl versions. if a part number does not have the " nl " suffix, but an rohs compliant version is required, please contact pulse for availability. 4. temperature of the component (ambient plus temperature rise) must be within specified operating temperature range. 5. the rated current (irated) as listed is either the satura- tion current or the heating current depending on which value is lower. 6. the saturation current, isat, is the current at which the component inductance drops by the indicated percentage (typical) at an ambient temperature of 25c. this current is determined by placing the component in the specified ambient environment and applying a short duration pulse current (to eliminate self-heating effects) to the component. 7. the heating current, idc, is the dc current required to raise the component temperature by the indicated delta (approximately). the heating current is determined by mounting the component on a typical pcb and applying current for 30 minutes. the temperature is measured by placing the thermocouple on top of the unit under test. 8. in high volt*time (et) or ripple current applications, addi- tional heating in the component can occur due to core losses in the inductor which may necessitate derating the current in order to limit the temperature rise of the component. in order to determine the approximate total loss (or temperature rise) for a given application, both copper losses and core losses should be taken into account. estimated temperature rise: trise = [total loss (mw) / k0] .833 ( o c ) total loss = copper loss + core loss (mw) copper loss = i rms 2 x dcr (typical) (mw) irms = [i dc 2 + i 2 /12] 1/2 (a) core loss = k1 x f (khz) 1.23 x bac(ga) 2.38 (mw) bac (peak to peak flux density) = k2 x i (ga) [= k2/l(h) x et(v-sec) (ga)] where f varies between 25khz and 1mhz, and bac is less than 2500 gauss. k2 is a core size and winding dependant value and is given for each p/n in the proceeding datasheets. k0 & k1 are platform and material dependant constants and are given in the table below for each platform. pg0085/86 2.3 5.29e-10 pg0087 5.8 15.2e-10 pg0040/41 0.8 2.80e-10 p1174 0.8 6.47e-10 pf0601 4.6 14.0e-10 pf0464 3.6 24.7e-10 pf0465 3.6 33.4e-10 p1166 1.9 29.6e-10 p1167 2.1 42.2e-10 pf0560nl 5.5 136e-10 p1168/69 4.8 184e-10 p1170/71 4.3 201e-10 p1172/73 5.6 411e-10 pf0552nl 8.3 201e-10 pf0553nl 7.1 411e-10 part no. trise factor core loss factor (k0 ) (k1) take note that the component's temperature rise varies depending on the system condition. it is suggested that the component be tested at the system level, to verify the temperature rise of the component during system operation.
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