document number: 34069 for tec hnical questions, contact: magnetics@vishay.com www.vishay.com revision: 24-feb-11 1 inductors/transformers customizable, surface mount torodial, kool mu ? , powdered iron and mpp cores lpt-4545 vishay dale note ?kool mu ? is a registered trademark of spang & company features ? toroidal design for minimal emi radiation in dc/dc converter applications ? designed to support the growing need for efficient dc/dc converters in battery operated equipment ? two separate windings provide versatility by ability to connect windings in series or parallel ? operating temperature range: - 40 c to + 125 c ? supplied on tape and reel and is designed to be pick and place compatible ? custom versions and turns ratios available. contact the factory with your specifications ? compliant to rohs directive 2002/95/ec ? halogen-free according to iec 61249-2-21 definition note ? series is also available with snpb terminations by using package code rh for tape and reel (in place of er) or sm for bulk (in place of eb). standard electrical specifications (in parallel) model std. ind. (h) ind. tol. actual ind. (loc) (h) dcr ( ? ) rated i dc (40 c) ind. at i dc (l bias ) (30 %) lpt4545er1r0lk 1.0 15 % 0.832 0.003 6.90 0.51 at 7.62 kool mu ? core (a) lpt4545er1r5lk 1.5 15 % 1.30 0.004 6.45 0.80 at 6.10 lpt4545er2r5lk 2.5 15 % 2.55 0.006 5.75 1.57 at 4.35 lpt4545er3r3lk 3.3 15 % 3.33 0.007 5.50 2.05 at 3.81 LPT4545ER5R0LK 5.0 15 % 5.20 0.011 4.45 3.20 at 3.05 lpt4545er100lk 10 15 % 10.2 0.019 3.45 6.28 at 2.18 lpt4545er150lk 15 15 % 15.0 0.029 2.79 9.26 at 1.79 lpt4545er200lk 20 15 % 20.8 0.038 2.61 12.4 at 1.53 lpt4545er250lk 25 15 % 25.2 0.048 2.25 15.5 at 1.39 lpt4545er330lk 33 15 % 32.5 0.068 1.85 20.0 at 1.22 lpt4545er500lk 50 15 % 50.0 0.107 1.50 30.8 at 0.98 lpt4545er101lk 100 15 % 101 0.195 1.15 62.0 at 0.69 lpt4545er151lk 150 15 % 152 0.302 0.92 93.4 at 0.56 lpt4545er251lk 250 15 % 248 0.491 0.73 153.0 at 0.44 lpt4545er301lk 300 15 % 300 0.670 0.63 179.0 at 0.40 lpt4545er331lk 330 15 % 333 0.706 0.60 205.0 at 0.38 lpt4545er1r0lp 1.0 15 % 0.838 0.004 6.61 0.53 at 7.09 powdered iron (b) lpt4545er1r5lp 1.5 15 % 1.21 0.005 6.08 0.76 at 5.91 lpt4545er2r5lp 2.5 15 % 2.71 0.009 5.01 1.71 at 3.94 lpt4545er3r3lp 3.3 15 % 3.35 0.012 4.22 2.11 at 3.54 lpt4545er5r0lp 5.0 15 % 5.66 0.019 3.32 3.57 at 2.73 lpt4545er100lp 10 15 % 10.9 0.034 2.52 6.84 at 1.97 lpt4545er150lp 15 15 % 14.8 0.049 2.10 9.31 at 1.69 lpt4545er250lp 25 15 % 26.3 0.084 1.61 16.5 at 1.27 lpt4545er330lp 33 15 % 34.3 0.119 1.34 21.6 at 1.11 lpt4545er500lp 50 15 % 51.0 0.180 1.09 32.1 at 0.91 lpt4545er101lp 100 15 % 105 0.342 0.81 66.2 at 0.63 lpt4545er151lp 150 15 % 150 0.509 0.66 94.7 at 0.53 lpt4545er251lp 250 15 % 248 0.831 0.52 156.0 at 0.41 lpt4545er331lp 330 15 % 335 1.194 0.43 211.0 at 0.35 lpt4545er1r0lm 1.0 15 % 0.838 0.004 7.54 0.54 at 11.11 mpp (c) lpt4545er1r5lm 1.5 15 % 1.30 0.004 6.82 0.84 at 8.89 lpt4545er2r5lm 2.5 15 % 2.55 0.007 5.84 1.64 at 6.35 lpt4545er3r3lm 3.3 15 % 3.33 0.008 5.49 2.14 at 5.56 lpt4545er5r0lm 5.0 15 % 5.20 0.012 4.37 3.35 at 4.45 lpt4545er100lm 10 15 % 10.2 0.022 3.32 6.56 at 3.18 lpt4545er150lm 15 15 % 15.0 0.033 2.69 9.68 at 2.61 lpt4545er250lm 25 15 % 25.2 0.054 2.12 16.2 at 2.02 lpt4545er330lm 33 15 % 32.5 0.076 1.76 20.9 at 1.78 lpt4545er500lm 50 15 % 50.0 0.119 1.41 32.2 at 1.43 lpt4545er101lm 100 15 % 101 0.219 1.07 64.8 at 1.01 lpt4545er151lm 150 15 % 152 0.340 0.86 97.7 at 0.82 lpt4545er251lm 250 15 % 248 0.551 0.67 159.0 at 0.64 lpt4545er331lm 330 15 % 333 0.788 0.56 214.0 at 0.56 description lpt 4545 100 h 15 % a er e2 model size inductance value inductance tolerance core/height k = kool mu ? (a) p = powdered iron (b) m = mpp (c) package code er = reel eb = bulk jedec lead (pb)-free standard global part number lpt 4545 er 101 l k product family size package code inductance value tol. core
www.vishay.com for technical questions, contact: magnetics@vishay.com document number: 34069 2 revision: 24-feb-11 lpt-4545 vishay dale inductors/transformers cu stomizable, surface mount torodial, kool mu ? , powdered iron and mpp cores dimensions in inches [millimeters] pa d layout 0.160 [4.06] 0.492 sq. [12.5 sq.] 0.120 [ 3 .05] 0.492 sq. [12.5 sq.] dimensional outline 2 3 1 4 vishay dale lpt-4545- xxxlx 0.462 0.005 dia. [11.7 3 0.127] 0.550 [1 3 .97] max. 0.450 0.005 dia. [11.4 3 0.127] 0.250 [6. 3 50] max. schematics (connection diagrams) transformer parallel series 1 2 4 3 3 14 2 3 part marking - vishay dale - model number - pin 1 identification packaging in inches [millimeters] all embossed carrier tape packaging will be in compliance with the latest re vision of eia-481. carrier tape width pitch parts per 13" [330.2] reel 0.945 [24.0] 0.630 [16.0] 600 dale lpt-[ ] [ ] [date code] dale lpt-[ ] [ ] [date code] dale lpt-[ ] [ ] [date code] reeling direction
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