ISC-1812 Vishay Dale 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 soldering. * Shielded construction minimizes coupling to other components. ELECTRICAL SPECIFICATIONS Inductance Range: 0.10uH to 1000uH. Inductance Tolerance: + 20% for 0.10u1H to 0.82uH. + 10% for 1.0uH to 1000.1H standard. + 10%, + 5%, + 3% and 2% (also 1% on some values) available. Temperature Range: - 55C to + 125C. Coilform Material: Non-Magnetic for 0.10uH to 0.82uH. Powdered iron for 1.0UH to 22uH. Ferrite for 27,1H to 1000KH. TEST EQUIPMENT * H/P 4342A Q-meter with Vishay Dale test fixture or equivalent. * H/P 4191A RF Impedance Analyzer (for SRF measurements). Wheatstone bridge. DIMENSIONS in inches [millimeters] 0.126 +0. [3.20 + 0.203 | 0.006 4 Rie] 0.037 + 0.008 |__ 0.177 +0.0 ia. _[0:940 0.203] [4.50 + 0.203 | | A > _ 0.050 + 0.004 >|0.126 +0,0081<"- 0.008 [3.20 + 0.203] [1.27 + 0.102] - 0.203] , 0.030 + 0.004>| |< 188 [0.762 + " oa 0.124 [3.15] <_ | Typ. , i A Guidelines for Parallel Component Printed Circuit Mounting Pads on ISC-1812 Chip Inductors Recommended minimum spacing between components. STANDARD ELECTRICAL SPECIFICATIONS TEST SELF- RATED FREQ. |RESONANT| DCR DC IND L&Q | FREQ. MIN.| MAX. |CURRENT (uWH) TOL. | MIN. | (MHz) (MHz) (Ohms) (mA) 0.10 | +20%] 30 25.2 460.0 0.23 552 0.12 | +20%] 30 25.2 400.0 0.26 519 0.15 | +20%] 30 25.2 390.0 0.29 491 0.18 | +20%] 30 25.2 350.0 0.32 468 0.22 | +20%} 30 25.2 310.0 0.36 444 0.27 | +20%] 30 25.2 280.0 0.40 418 0.33 | +20% | 30 25.2 240.0 0.45 394 0.39 | +20% |} 30 25.2 215.0 0.60 342 0.47 | +20%|] 30 25.2 205.0 0.75 306 0.56 | +20%] 30 25.2 195.0 0.80 296 0.68 | +20% |} 30 25.2 165.0 0.95 271 0.82 | +20% | 30 25.2 155.0 1.20 242 4.0 | 410%] 30 7.96 140.0 0.35 447 1.2 |+10%]} 30 7.96 120.0 0.38 429 1.5 |+10%] 30 7.96 100.0 0.40 418 1.8 |+10%] 30 7.96 90.0 0.43 403 2.2 |+10%] 30 7.96 80.0 0.46 390 2.7 |+10%| 30 7.96 67.0 0.49 378 3.3 | +10%} 30 7.96 61.0 0.55 357 3.9 |+10%] 30 7.96 56.0 0.59 344 47 |+10%] 30 7.96 50.0 0.62 336 5.6 |+10%] 30 7.96 40.0 0.69 333 6.8 | +10%]} 30 7.96 32.0 0.75 306 8.2 |+10% | 30 7.96 30.0 0.82 292 10.0 |+10% | 50 2:52 25.0 0.90 279 12.90 |+10% | 50 2.52 22.0 1.0 265 15.0 |+10% | 50 2.52 18.0 1.10 252 18.0 |+10% | 50 2.52 15.0 1.24 238 22.0 | +10% | 50 2.52 14.0 1.36 227 27.0 | +10% | 50 2:52 13.0 1.56 212 33.0 | 410% | 50 2.52 12.0 1.72 202 39.0 )+10% |} 50 2.52 11.0 1.89 192 47.0 |+10%]| 50 2.52 9.0 2.10 183 56.0 | +10% | 50 2.52 8.0 2.34 173 68.0 | +10% | 50 2.52 7.6 2.60 164 82.0 | +10% | 50 2:52 fe 2.86 156 100.0} +10% | 50 0.796 7.0 3.25 147 120.0] +10% | 50 0.796 6.0 3.64 139 150.0} +10% | 50 0.796 5.0 4.16 130 180.0/+10% | 40 0.796 4.5 5.72 111 220.0|+10% | 40 0.796 4.2 6.30 105 270.0} +10% | 40 0.796 4.0 6.90 101 330.0} +10% | 40 0.796 3.7 7.04 96 390.0} +10% |} 40 | 0.796 3.5 8.20 92 470.0} +10% | 40 | 0.796 3.3 9.20 87 560.0}+10% | 40 | 0.796 2.8 10.50 82 680.0} +10% | 40 | 0.796 2.6 12.0 76 820.0) +10% | 40 | 0.796 2.2 13.50 72 1000.0} +10% | 40 | 0.252 2.0 16.0 66 COUPLING SPECIFICATIONS [maximum] 10 2 6 45 = a oa 2 o Oo , | 05 1 5 10 50 100 5001000 INDUCTANCE (1H) PART MARKING Vishay Dale Inductance value Date code DESCRIPTION ISC-1812 10,1H +10% MODEL INDUCTANGE INDUCTANGE VALUE TOLERANCE SAP PART NUMBERING GUIDELINES (INTERNAL) L] [s] [c] Ld PRODUCT FAMILY SIZE See the end of this data book for conversion tables Mee Bw Wow PT [__] as om PACKAGE INDUCTANCE TOL. CODE VALUE www.vishay.com 60 For technical questions, contact Magnetics@vishay.com Document Number 34061 Revision 28-Aug-02