lpt-4545-xxxla, lb, lc vishay dale document number: 34069 for technical questions, contact: magnetics@vishay.com www.vishay.com revision: 03-may-07 165 inductors/transformers, customizable, surface mount torodial, kool mu ?* , powdered iron and mpp cores dimensions in inches [millimeters] pad 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. [11.73 0.127] 0.550 [13.97] max. 0.450 0.005 dia. [11.43 0.127] 0.250 [6.350] max. features ? toroidal design for minimal emi radiation in dc to dc converter applications ? designed to support the growing need for efficient dc to 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 standard electri cal specifications (in parallel) model la=kool mu ? core standard ind. values actual ind. - h (l oc ) 15 % rated idc (40 c) ind. at idc (l bias ) [30 %] dcr lpt-4545-1r0la lpt-4545-1r5la lpt-4545-2r5la lpt-4545-3r3la LPT-4545-5R0LA lpt-4545-100la lpt-4545-150la lpt-4545-200la lpt-4545-250la lpt-4545-330la lpt-4545-500la lpt-4545-101la lpt-4545-151la lpt-4545-251la lpt-4545-301la lpt-4545-331la 1.0 1.5 2.5 3.3 5.0 10 15 20 25 33 50 100 150 250 300 330 0.832 1.30 2.55 3.33 5.20 10.2 15.0 20.8 25.2 32.5 50.0 101 152 248 300 333 6.90 6.45 5.75 5.50 4.45 3.45 2.79 2.61 2.25 1.85 1.50 1.15 0.92 0.73 0.63 0.60 0.51 at 7.62 0.80 at 6.10 1.57 at 4.35 2.05 at 3.81 3.20 at 3.05 6.28 at 2.18 9.26 at 1.79 12.4 at 1.53 15.5 at 1.39 20.0 at 1.22 30.8 at 0.98 62.0 at 0.69 93.4 at 0.56 153.0 at 0.44 179.0 at 0.40 205.0 at 0.38 0.003 0.004 0.006 0.007 0.011 0.019 0.029 0.038 0.048 0.068 0.107 0.195 0.302 0.491 0.670 0.706 lb=powder iron lpt-4545-1r0lb lpt-4545-1r5lb lpt-4545-2r5lb lpt-4545-3r3lb lpt-4545-5r0lb lpt-4545-100lb lpt-4545-150lb lpt-4545-250lb lpt-4545-330lb lpt-4545-500lb lpt-4545-101lb lpt-4545-151lb lpt-4545-251lb lpt-4545-331lb 1.0 1.5 2.5 3.3 5.0 10 15 25 33 50 100 150 250 330 0.838 1.21 2.71 3.35 5.66 10.9 14.8 26.3 34.3 51.0 105 150 248 335 6.61 6.08 5.01 4.22 3.32 2.52 2.10 1.61 1.34 1.09 0.81 0.66 0.52 0.43 0.53 at 7.09 0.76 at 5.91 1.71 at 3.94 2.11 at 3.54 3.57 at 2.73 6.84 at 1.97 9.31 at 1.69 16.5 at 1.27 21.6 at 1.11 32.1 at 0.91 66.2 at 0.63 94.7 at 0.53 156.0 at 0.41 211.0 at 0.35 0.004 0.005 0.009 0.012 0.019 0.034 0.049 0.084 0.119 0.180 0.342 0.509 0.831 1.194 lc=mpp lpt-4545-1r0lc lpt-4545-1r5lc lpt-4545-2r5lc lpt-4545-3r3lc lpt-4545-5r0lc lpt-4545-100lc lpt-4545-150lc lpt-4545-250lc lpt-4545-330lc lpt-4545-500lc lpt-4545-101lc lpt-4545-151lc lpt-4545-251lc lpt-4545-331lc 1.0 1.5 2.5 3.3 5.0 10 15 25 33 50 100 150 250 330 0.838 1.30 2.55 3.33 5.20 10.2 15.0 25.2 32.5 50.0 101 152 248 333 7.54 6.82 5.84 5.49 4.37 3.32 2.69 2.12 1.76 1.41 1.07 0.86 0.67 0.56 0.54 at 11.11 0.84 at 8.89 1.64 at 6.35 2.14 at 5.56 3.35 at 4.45 6.56 at 3.18 9.68 at 2.61 16.2 at 2.02 20.9 at 1.78 32.2 at 1.43 64.8 at 1.01 97.7 at 0.82 159.0 at 0.64 214.0 at 0.56 0.004 0.004 0.007 0.008 0.012 0.022 0.033 0.054 0.076 0.119 0.219 0.340 0.551 0.788 rohs compliant global part number description tol. l 5 4 t p41 r e 50k l 1 product family package code i n ducta n ce v alue core la/lb/lc core/height la = kool mu ? lb = power iro n lc = mpp 15 % i n ducta n ce tolera n ce 100 h i n ducta n ce v alue 4545 size lpt model er package code e2 jedec lead (p b )-free sta n dard size * kool mu ? is a registered trademark of spang & company
www.vishay.com for technical questi ons, contact: magnetics@vishay.com document number: 34069 166 revision: 03-may-07 lpt-4545-xxxla, lb, lc vishay dale inductors/transformers, cu stomizable, surface mount torodial, kool mu ?* , powdered iron and mpp cores schematics - connection diagrams part marking - vishay dale - model number - pin 1 identification packaging in inches [millimeters] pocket tape orientation carrier tape w idth 0.945 [24.0] pitch 0.630 [16.0] parts per 13" [330.2] reel 600 all embossed carrier tape packaging will be in compliance with the latest revision of eia-481. parallel 14 23 series 14 23 transformer 1 2 4 3 dale lpt-[ ] [ ] [date code] dale lpt-[ ] [ ] [date code] dale lpt-[ ] [ ] [date code] reeling direction
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