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 35 spm2007 (11/07) smt power inductors shielded drum core - p1167nl series mechanical schematic weight . . . . . . . . 0.9 grams tape & reel . . . . . . 900/reel height: 4.8mm max footprint: 7.5mm x 7.5mm max current rating: up to 3.5a inductance range: 1.8h to 750h dimensions: inches mm unless otherwise specified, all tolerances are .010 0,25 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) p1167.272nl 2.7* 1.8 3.5 13 16 3.5 3.6 590 >40 p1167.362nl 3.6* 2.3 3.1 15 20 3.1 3.4 690 >40 p1167.452nl 4.5* 2.9 2.6 25 30 2.9 2.6 770 >40 p1167.542nl 5.4* 3.5 2.5 27 33 2.7 2.5 840 >40 p1167.632nl 6.3* 4.1 2.4 30 35 2.5 2.4 900 36 p1167.103nl 10 7.5 2.0 42 50 2.1 2.0 1100 26 p1167.123nl 12 9.0 1.9 46 57 1.9 1.9 1200 24 p1167.153nl 15 11.3 1.7 53 66 1.7 1.8 1300 20 p1167.183nl 18 13.5 1.5 59 73 1.5 1.7 1400 18 p1167.223nl 22 16.5 1.4 87 105 1.4 1.4 1700 17 p1167.273nl 27 20.3 1.2 100 130 1.2 1.3 1800 15 p1167.333nl 33 24.8 1.1 139 170 1.1 1.1 2000 13 p1167.393nl 39 29.3 1.0 156 200 1.0 1.0 2200 12 p1167.473nl 47 35.3 0.94 173 220 0.94 1.0 2400 10 p1167.563nl 56 42 0.86 225 270 0.86 0.86 2600 9.2 p1167.683nl 68 51 0.78 251 310 0.78 0.81 2900 8.8 p1167.823nl 82 61.5 0.7 282 350 0.7 0.77 3200 8.0 p1167.104nl 100 75 0.63 317 390 0.63 0.72 3500 6.2 p1167.124nl 120 90 0.57 418 530 0.57 0.63 3900 6.1 p1167.154nl 150 113 0.52 497 610 0.52 0.58 4300 5.6 p1167.184nl 180 135 0.47 635 820 0.47 0.51 4800 4.5 p1167.224nl 220 165 0.43 745 930 0.43 0.47 5200 4.3 p1167.274nl 270 203 0.39 840 1040 0.39 0.44 5700 3.8 p1167.334nl 330 248 0.35 1162 1470 0.35 0.38 6400 3.0 p1167.394nl 390 293 0.32 1237 1570 0.32 0.37 6900 2.8 p1167.474nl 470 353 0.29 1688 2180 0.29 0.31 7600 2.6 p1167.564nl 560 420 0.26 2240 2960 0.26 0.27 8300 2.4 p1167.684nl 680 510 0.23 2402 3180 0.23 0.26 9300 2.1 p1167.824nl 820 615 0.21 2702 3500 0.21 0.25 10000 2.0 p1167.105nl 1000 750 0.19 3703 4930 0.19 0.21 11000 1.8 * 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
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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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