ISC-1812 www.vishay.com Vishay Dale Wirewound, Surface Mount, Molded, Shielded Inductors FEATURES Molded construction provides superior strength and moisture resistance Tape and reel packaging for automatic handling, 2000/reel, EIA-481 Compatible with vapor phase and infrared reflow STANDARD ELECTRICAL SPECIFICATIONS soldering TEST Shielded construction minimizes coupling to other FREQ. SRF DCR RATED DC (MHz) components IND. MIN. MAX. CURRENT (1) (H) (MHz) ( ) (mA) TOL. L & Q Q MIN. Material categorization: for definitions of compliance 0.10 20 % 25.2 30 460 0.23 552 please see www.vishay.com/doc 99912 0.12 20 % 25.2 30 400 0.26 519 0.15 20 % 25.2 30 390 0.29 491 ELECTRICAL SPECIFICATIONS 0.18 20 % 25.2 30 350 0.32 468 Inductance range: 0.10 H to 1000 H 0.22 20 % 25.2 30 310 0.36 441 0.33 20 % 25.2 30 280 0.40 418 Special tolerances available upon request 0.39 20 % 25.2 30 240 0.45 394 Operating temperature: -55 C to +125 C 0.47 20 % 25.2 30 215 0.60 342 Coilform material: Non-magnetic for 0.10 H to 0.82 H 0.56 20 % 25.2 30 205 0.75 306 Powdered iron for 1.0 H to 22 H 0.68 20 % 25.2 30 195 0.80 296 Ferrite for 27 H to 1000 H 0.82 20 % 25.2 30 165 0.95 271 0.8 20 % 25.2 30 155 1.20 242 1.0 10 % 7.96 30 140 0.35 447 TEST EQUIPMENT 1.2 10 % 7.96 30 120 0.38 429 H/P 4342A Q meter with Vishay Dale test fixture or equivalent 1.5 10 % 7.96 30 100 0.40 418 H/P 4191A RF impedance analyzer (for SRF measurements) 1.8 10 % 7.96 30 90.0 0.43 403 2.2 10 % 7.96 30 80.0 0.46 390 Wheatstone bridge 2.7 10 % 7.96 30 67.0 0.49 378 3.3 10 % 7.96 30 61.0 0.55 357 DIMENSIONS in inches millimeters 3.9 10 % 7.96 30 56.0 0.59 344 4.7 10 % 7.96 30 50.0 0.62 336 0.037 0.008 5.6 10 % 7.96 30 40.0 0.69 333 0.940 0.203 0.126 0.008 6.8 10 % 7.96 30 32.0 0.75 306 3.200 0.203 8.2 10 % 7.96 30 30.0 0.82 292 10.0 10 % 2.52 50 25.0 0.90 279 0.177 0.008 + 0.004 12.0 10 % 2.52 50 22.0 1.00 265 0.050 - 0.008 4.500 0.203 0.006 0.152 15.0 10 % 2.52 50 18.0 1.10 252 + 0.102 1.270 Ref. Typ. - 0.203 18.0 10 % 2.52 50 15.0 1.24 238 0.126 0.008 22.0 10 % 2.52 50 14.0 1.36 227 Typ. 3.200 0.203 27.0 10 % 2.52 40 13.0 1.56 212 0.030 0.004 33.0 10 % 2.52 40 12.0 1.72 202 0.762 0.102 Typ. 39.0 10 % 2.52 40 11.0 1.89 192 0.158 47.0 10 % 2.52 40 9.0 2.10 183 4.0 56.0 10 % 2.52 40 8.0 2.34 173 0.124 3.15 0.181 Ref. 68.0 10 % 2.52 40 7.6 2.60 164 4.6 82.0 10 % 2.52 40 7.2 2.86 156 0.158 Guidelines for (1) 0.024 100.0 10 % 0.796 40 7.0 3.25 147 4.0 Parallel Component 0.6 120.0 10 % 0.796 40 6.0 3.64 139 Printed Circuit 0.059 0.059 150.0 10 % 0.796 40 5.0 4.16 130 Mounting Pads on 1.5 1.5 180.0 10 % 0.796 40 4.5 5.72 111 ISC-1812 Chip Inductors 0.118 3.0 220.0 10 % 0.796 40 4.2 6.30 105 270.0 10 % 0.796 40 4.0 6.90 101 Note 330.0 10 % 0.796 40 3.7 7.54 96 (1) Recommended minimum spacing between components 390.0 10 % 0.796 40 3.5 8.20 92 470.0 10 % 0.796 40 3.3 9.20 87 560.0 10 % 0.796 30 2.8 10.50 82 PART MARKING 680.0 10 % 0.796 40 2.6 12.00 76 - Vishay Dale 820.0 10 % 0.796 30 2.2 13.50 72 - Inductance value 1000.0 10 % 0.252 30 2.0 16.00 66 - Date code Note (1) Rated DC current based on the maximum temperature rise, not to exceed 40 C at +85 C ambient Revision: 01-Mar-2019 Document Number: 34061 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 ISC-1812 www.vishay.com Vishay Dale COUPLING SPECIFICATIONS (maximum) 10 5 1 0.5155 100 100 5001000 INDUCTANCE (H) DESCRIPTION 10 H ISC-1812 10 % ER e3 MODEL INDUCTANCE VALUE INDUCTANCE TOLERANCE PACKAGE CODE JEDEC LEAD (Pb)-FREE STANDARD GLOBAL PART NUMBER I S C 1 8 1 2 E R 1 0 0 K PRODUCT SIZE PACKAGE INDUCTANCE TOL. FAMILY CODE VALUE Revision: 01-Mar-2019 Document Number: 34061 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 COUPLING (%)