LPT-4545 www.vishay.com Vishay Dale Inductors/Transformers Customizable, Surface Mount Torodial, Kool-Mu , Powdered Iron and MPP Cores 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 Dielectric withstanding voltage: 500 V , 60 Hz, 5 s RMS Operating temperature range: -40 C to +125 C Supplied on tape and reel and is designed to be pick and place Note compatible Kool Mu is a registered trademark of Spang & Company Custom versions and turns ratios available. Contact the factory with your specifications Material categorization: for definitions of compliance please see www.vishay.com/doc 99912 STANDARD ELECTRICAL SPECIFICATIONS (in parallel) STD. IND. ACTUAL IND. (LOC) DCR RATED I IND. AT I (L ) DC DC BIAS MODEL (H) IND. TOL. (H) ( ) (40 C) (A) (30 %) LPT4545ER1R0LK 1.0 15 % 0.832 0.003 6.90 0.51 at 7.62 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 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 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 INDUCTANCE CORE/HEIGHT PACKAGE CODE JEDEC LEAD (Pb)-FREE VALUE TOLERANCE ER = reel STANDARD K = KOOL MU (A) P = POWDERED IRON (B) M = MPP (C) GLOBAL PART NUMBER L P T 4 54 5 E R 1 01 L K PRODUCT FAMILY SIZE PACKAGE CODE INDUCTANCE VALUE TOL. CORE Note Series is also available with SnPb terminations by using package code RH for tape and reel (in place of ER) Revision: 22-Aug-17 Document Number: 34069 1 For technical questions, contact: magnetics vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000 MPP (C) POWDERED IRON (B) KOOL MU CORE (A)Vishay LPT-3535- xxxLX LPT-4545 www.vishay.com Vishay Dale DIMENSIONS in inches millimeters Pad Layout Dimensional Outline 0.160 4.06 0.450 0.005 Dia. 0.462 0.005 Dia. 11.43 0.127 11.73 0.127 1 0.550 13.97 0.492 sq. 2 4 Max. 0.120 12.5 sq. 3.05 3 0.492 sq. 0.250 12.5 sq. 6.350 Max. SCHEMATICS (connection diagrams) PART MARKING Transformer Parallel Series - Vishay 1 4 14 14 - Model number - Pin 1 identification 2 3 2 3 2 3 PACKAGING in inches millimeters CARRIER TAPE WIDTH PITCH PARTS PER 13 330.2 REEL All embossed carrier tape packaging will be in compliance with the latest revision of EIA-481. 0.945 24.0 0.630 16.0 600 VISHAY VISHAY VISHAY LPT- LPT- LPT- DATE CODE DATE CODE DATE CODE REELING DIRECTION Revision: 22-Aug-17 Document Number: 34069 2 For technical questions, contact: magnetics vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000