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 72 spm2007 (11/07) smt power inductors toroid - polecat series mechanical schematic inductance inductance 100 gauss 1 amp dc part 9,10 @ irated irated dcr (max) et @0a dc et 100 h 1 connection number (h min) (a) (m ) (v-sec) (h 10%) (v-sec) (orsted) p0174nl 2.0 8.30 7.6 7.31 2.2 1.20 5.43 parallel p0175nl 2.4 7.20 10.9 7.81 2.6 1.33 5.97 parallel p0176nl 5.0 5.20 19.0 11.72 5.5 1.93 8.69 parallel p0174nl 7.0 4.16 32.0 14.61 8.75 2.41 10.86 series p0177nl 9.3 3.80 29.8 16.12 10.4 2.65 11.95 parallel p0175nl 8.4 3.78 43.6 15.62 10.4 2.65 11.95 series p0178nl 14.1 3.10 45.3 19.73 15.7 3.25 14.66 parallel p0179nl 19.8 2.60 66.3 23.45 22.1 3.86 17.38 parallel p0176nl 17.9 2.60 76.0 23.43 22.45 3.86 17.38 series p0180nl 29.3 2.20 106 28.50 32.8 4.70 21.18 parallel p0177nl 33.8 1.89 120 32.25 41.7 5.30 23.89 series p0181nl 42.6 1.80 151 34.49 47.6 5.66 25.52 parallel p0178nl 50.9 1.54 182 39.46 62.8 6.51 29.32 series p0182nl 61.3 1.50 224 40.85 67.5 6.75 30.41 parallel p0179nl 71.5 1.30 266 46.90 88.2 7.71 34.75 series p0183nl 84.2 1.20 324 46.22 91.0 7.83 35.30 parallel p0180nl 106.1 1.07 404 57.00 131.0 9.40 42.36 series p0181nl 154.2 0.89 604 68.99 190.3 11.33 51.05 series p0182nl 218.9 0.74 888 81.70 270.2 13.50 60.82 series p0183nl 295.0 0.64 1272 92.43 364.0 15.66 70.59 series electrical specifications @ 25c ? operating temperature - 40c to +130c 11 notes: 1. temperature rise is 50c in typical buck or boost circuits at 250khz and with the reference et applied to the inductor. 2. total loss in the inductor is 380mw for a 50c temperature rise above ambient. 3. to estimate temperature rise in a given application, determine copper and core losses, divide by 380 and multiply by 50. 4. for the copper loss (mw), calculate i dc 2 x r n . 5. for core loss (mw), using frequency (f in hertz) and operating flux density (b in gauss), calculate 6.11 x 10 -18 x b 2.7 x f 2.04 . 6. for flux density (b in gauss), calculate et (v-sec) for the application, divide by et 100 from the table, and multiply by 100. 7. limit the dc bias (h) to 46 orsteds. calculate h by multiplying h 1 from the table by i dc of the application. 8. the maximum dcr listed is approximately 17% over the nominal dcr. 9. optional tape & reel packaging can be ordered by adding a "t" suffix to the part number (i.e. p0174nl becomes p0174nlt). pulse complies to industry standard tape and reel specification eia481. 10. 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. 11. the temperature of the component (ambient plus temperature rise) must be within the stated operating temperature range. dimensions: inches mm unless otherwise specified, all tolerances are .010 0,25 weight . . . . . . . . 1.5 grams tape & reel . . . . . . 500/reel tube . . . . . . . . . . . . 35/tube height: 5.5mm max footprint: 12.7mm x 12.7mm max current rating: up to 8.3a inductance range: 2.0h to 364h 1:1 2% 1 2 3 4 4x .060 1,52 4x .175 4,45 suggested pad layout .500 max 12,70 .215 max 5,46 .410 10,41 .330 8,38 .410 10,41 r .500 max 12,70 p01xx date code country of origin .005/0,13 4 surfaces .330 8,38 4 1 2 3
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