LPT-3535 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 RoHS Two separate windings provide versatility by ability to connect COMPLIANT 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 DIMENSIONS in inches millimeters STANDARD ELECTRICAL SPECIFICATIONS (In Parallel) MODEL STANDARD ACTUAL IND. - H RATED IDC IND. AT IDC DCR KOOL MU CORE (A) IND. VALUES (LOC) 15 % (40 C) (L ) 30 % BIAS 0.160 Pad Layout LPT3535ER1R0LK 1.0 0.800 6.42 0.48 at 7.05 0.005 4.06 LPT3535ER1R5LK 1.5 1.80 4.77 1.07 at 4.70 0.009 LPT3535ER2R5LK 2.5 2.45 4.45 1.46 at 4.03 0.011 LPT3535ER3R3LK 3.3 3.20 3.73 1.90 at 3.52 0.015 LPT3535ER5R0LK 5.0 5.00 3.01 2.98 at 2.82 0.023 LPT3535ER100LK 10 11.3 1.95 6.69 at 1.88 0.055 LPT3535ER150LK 15 16.2 1.59 9.64 at 1.57 0.081 LPT3535ER250LK 25 26.5 1.25 15.7 at 1.23 0.131 0.392 sq. 0.120 LPT3535ER330LK 33 33.8 1.05 20.1 at 1.08 0.182 9.96 sq. 3.05 LPT3535ER500LK 50 51.2 0.84 30.5 at 0.88 0.280 LPT3535ER101LK 100 101 0.63 60.2 at 0.63 0.514 LPT3535ER151LK 150 151 0.57 90.0 at 0.51 0.775 LPT3535ER251LK 250 252 0.40 150.0 at 0.40 1.279 LPT3535ER331LK 330 328 0.33 195.0 at 0.35 1.837 0.392 sq. POWDER IRON (B) 9.96 sq. LPT3535ER1R0LP 1.0 0.882 5.10 0.56 at 4.29 0.004 LPT3535ER1R5LP 1.5 1.57 4.48 0.99 at 3.21 0.005 LPT3535ER2R5LP 2.5 2.45 3.58 1.54 at 2.57 0.009 LPT3535ER3R3LP 3.3 3.53 2.96 2.22 at 2.14 0.013 LPT3535ER5R0LP 5.0 4.80 2.41 3.03 at 1.84 0.018 LPT3535ER100LP 10 10.8 1.58 6.81 at 1.22 0.043 LPT3535ER150LP 15 15.3 1.29 9.65 at 1.03 0.064 Dimensional Outline LPT3535ER250LP 25 25.1 1.03 15.8 at 0.80 0.103 LPT3535ER330LP 33 33.5 0.85 21.1 at 0.70 0.147 LPT3535ER500LP 50 51.8 0.68 32.7 at 0.56 0.230 LPT3535ER101LP 100 104 0.51 65.2 at 0.40 0.424 0.350 0.005 Dia. 0.362 0.005 Dia. 8.89 0.127 9.19 0.127 LPT3535ER151LP 150 153 0.41 96.3 at 0.33 0.645 1 LPT3535ER251LP 250 250 0.33 157.0 at 0.25 1.031 LPT3535ER331LP 330 330 0.27 208.0 at 0.22 1.463 MPP (C) Vishay Dale 0.450 11.43 2 4 LPT3535ER1R0LM 1.0 0.800 6.45 0.52 at 7.05 0.005 LPT-3535- Max. LPT3535ER1R5LM 1.5 1.80 4.80 1.16 at 4.70 0.009 xxxLX LPT3535ER2R5LM 2.5 2.45 4.46 1.58 at 4.03 0.011 LPT3535ER3R3LM 3.3 3.20 3.73 2.06 at 3.52 0.015 3 LPT3535ER5R0LM 5.0 5.00 3.02 3.22 at 2.82 0.023 LPT3535ER100LM 10 11.3 1.94 7.25 at 1.88 0.055 LPT3535ER150LM 15 16.2 1.59 10.43 at 1.57 0.081 LPT3535ER250LM 25 26.5 1.26 17.0 at 1.23 0.131 0.235 LPT3535ER330LM 33 33.8 1.05 21.8 at 1.08 0.182 5.97 Max. LPT3535ER500LM 50 51.2 0.84 33.0 at 0.88 0.280 LPT3535ER101LM 100 101 0.64 97.4 at 0.51 0.514 LPT3535ER151LM 150 151 0.52 65.2 at 0.63 0.775 LPT3535ER251LM 250 252 0.40 162.0 at 0.51 1.279 LPT3535ER331LM 330 328 0.33 211.0 at 0.35 1.837 DESCRIPTION LPT 3535 100 H 15 % A ER e2 MODEL SIZE INDUCTANCE INDUCTANCE CORE/HEIGHT PACKAGE CODE JEDEC LEAD (Pb)-FREE VALUE TOLERANCE K = KOOL MU (A) STANDARD ER = Reel P = POWER IRON (B) EB = Bulk M = MPP (C) GLOBAL PART NUMBER L P T 3 5 3 5 E R 1 0 1 L K SIZE PRODUCT FAMILY PACKAGE INDUCTANCE TOL. CORE CODE VALUE * Kool Mu is a registered trademark of Spang & Company Document Number: 34068 For technical questions, contact: magnetics vishay.com www.vishay.com Revision: 07-Sep-07 163LPT-3535 Inductors/Transformers Customizable, Surface Mount Vishay Dale * Torodial, Kool Mu , Powdered Iron and MPP Cores SCHEMATICS - CONNECTION DIAGRAMS Transformer Parallel Series 1 4 14 14 2 3 23 23 PART MARKING - Vishay Dale - Model number - Pin 1 identification PACKAGING in inches millimeters Pocket Tape Orientation 0.945 Carrier Tape Width 24.0 0.630 Pitch 16.0 Parts per 13 330.2 Reel 600 DALE DALE DALE LPT- LPT- LPT- DATE CODE DATE CODE DATE CODE All embossed carrier tape packaging will be in compliance with the latest revision of EIA-481. REELING DIRECTION www.vishay.com For technical questions, contact: magnetics vishay.com Document Number: 34068 164 Revision: 07-Sep-07