LPT-4545-xxxLA, LB, LC N crea Vishay Dale Inductors/Transformers, Customizable, Surface Mount Torodial, Kool-Mu, Powdered Iron and MPP Cores 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. 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. Half height parts available upon request. DIMENSIONS in inches [millimeters] STANDARD ELECTRICAL SPECIFICATIONS [In Parallel] Pad Layout 6186 MODEL STANDARD |ACTUAL IND. H]RATED IDC| IND. @ IDC | DCR Lo 14.06] LA=KOOL-MU CORE|IND. VALUES} (Loc) +15% | 1(40C ) |(Lpias) [30%]| Q LPT-4545-1ROLA 1.0 0.832 6.90 0.51 @ 7.62 [0.003 LPT-4545-1R5LA 1.5 1.30 6.45 0.80 @ 6.10 | 0.004 LPT-4545-2R5LA 2.5 2.55 5.75 1.57 @ 4.35 |0.006 LPT-4545-3R3LA 3.3 3.33 5.50 2.05 @ 3.81 |0.007 LPT-4545-5ROLA 5.0 5.20 4.45 3.20 @ 3.05 |0.011 LPT-4545-100LA 10 10.2 3.45 6.28 @ 2.18 |0.019 0.492 sq. a, LPT-4545-150LA 15 15.0 2.79 9.26 @ 1.79 | 0.029 12.5 sq.] LPT-4545-200LA 0 20.8 2.61 12.4 @ 1.53 |0.038 0.120 LPT-4545-250LA 25 25.2 2.25 15.5 @ 1.39 | 0.048 [3.05] LPT-4545-330LA 33 32.5 1.85 20.0 @ 1.22 | 0.068 LPT-4545-500LA 50 50.0 1.50 30.8 @ 0.98 /0.107 LPT-4545-101LA 100 101 1.15 62.0 @ 0.69 | 0.195 LPT-4545-151LA 150 152 0.92 93.4 @ 0.56 | 0.302 LPT-4545-251LA 250 248 0.73 =| 153.0 @ 0.44 | 0.491 _ : LPT-4545-301LA 300 300 0.63 |179.0 @ 0.40 | 0.670 = [128 90) LPT-4545-331LA 330 333 0.60 |205.0 @ 0.38 | 0.706 5 sq. ~ 5 [PT-eae-1RSLB 15 rr 603 |ove@sar loos a -4545- : 0.76 @ 5.91 |0.005 Dimensional Outline LPT-4545-2R5LB 25 271 5.01 1.71 @ 3.94 |0.009 LPT-4545-3R3LB 3.3 3.35 4.22 2.11 @ 3.54 |0.012 LPT-4545-5ROLB 5.0 5.66 3.32 3.57 @ 2.73 10.019 LPT-4545-100LB 10 10.9 2.52 6.84 @ 1.97 |0.034 ier PERE Bin 0.462 +0.005 Dia. LPT-4545-150LB 15 14.8 2.10 9.31 @ 1.69 |0.049 11.43 +0.127] [11.73 +0.127] LPT-4545-250LB 25 26.3 1.61 16.5 @ 1.27 |0.084 ~ LPT-4545-330LB 33 34.3 1.34 21.6@1.11 |0.119 LPT-4545-500LB 50 51.0 1.09 32.1 @ 0.91 |0.180 LPT-4545-101LB 100 105 0.81 66.2 @ 0.63 [0.342 - LPT-4545-151LB 150 150 0.66 94.7 @ 0.53 |0.509 ae ba. omen ne LPT-4545-251LB 250 248 0.52 /156.0 @ 0.41 /0.831 LPT-4545- . : LPT-4545-331LB 330 335 0.43 (211.0 @ 0.35 [1.194 met mx LC=MPP LPT-4545-1ROLC 1.0 0.838 7.54 0.54 @ 11.11 }0.004 Ts LPT-4545-1R5LC 1.5 1.30 6.82 0.84 @ 8.89 |0.004 LPT-4545-2R5LC 2.5 2.55 5.84 1.64 @ 6.35 |0.007 LPT-4545-3R3LC 3.3 3.33 5.49 2.14 @ 5.56 |0.008 t LPT-4545-5ROLC 5.0 5.20 4.37 3.35 @ 4.45 |0.012 | 9.289 LPT-4545-100LC 10 10.2 3.32 6.56 @ 3.18 |0.022 16.350] LPT-4545-150LC 15 15.0 2.69 9.68 @ 2.61 |0.033 Max, LPT-4545-250LC 2 25.2 2.12 16.2 @ 2.02 |0.054 coer LPT-4545-330LC 33 32.5 1.76 ee 1.78 |0.076 ' LPT-4545-500LC 50 50.0 1.41 32.2 @ 1.43 |0.119 LPT-4545-101LC 100 101 1.07 64.8 @ 1.01 /0.219 LPT-4545-151LC 150 152 0.86 97.7 @ 0.82 |0.340 LPT-4545-251LC 250 248 0.67 159.0 @ 0.64 |0.551 LPT-4545-331LC 330 333 0.56 214.0 @ 0.56 |0.788 DESCRIPTION Ne be ey : LPT 4545 100 + 15% LA/LB/LC MODEL SIZE INDUCTANCE INDUCTANCE TOLERANCE CORE/HEIGHT VALUE (uH) LA = KOOL-MU [ LB = POWDER IRON LC = MPP SAP PART NUMBERING GUIDELINES (INTERNAL) | aa LP] WMJooe wma Lee Lecce L__| L | L_] PRODUCT FAMILY SIZE PACKAGE INDUCTANCE TOL. CORE CODE VALUE See the end of this data book for conversion tables www.vishay.com For technical questions, contact Magnetics@vishay.com Document Number 34069 112 Revision 28-Aug-02 LPT-4545-xxxLA, LB, LC VISHAY | Inductors/Transformers, Customizable, Surface Mount Vishay Dale Torodial, Kool-Mu, Powdered Iron and MPP Cores SCHEMATICS - CONNECTION DIAGRAMS Transformer Parallel Series 1 SI 4 1 aot 4 |) 4 2 3 2 3 2 3 PART MARKING Vishay Dale Model number Pin 1 identification PACKAGING in inches [millimeters] _ Pocket Tape Orientation Carrier Tape Width ean Pitch 0.630 [16.0] Parts per 13" [330.2] Reel} 600 OO0O000 000 0000 DALE DALE DALE . LPT-[ ] LPT-[ ] LPT-[ ] All embossed carrier tape | | [ packaging will be in [DATE CODE] [DATE CODE] [DATE CODE] Salad with the latest EIA-481. REELING DIRECTION Document Number 34069 For technical questions, contact Magnetics@vishay.com www.vishay.com Revision 28-Aug-02 113 Vishay For technical questions, contact Magnetics@vishay.com