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| Model IHSM-3825 Vishay Dale Inductors High Current, Surface Mount FEATURES * Flame retardant encapsulant (UL 94V-0). * Completely encapsulated winding provides superior environmental protection and moisture resistance. * High current unit in surface mount package printed with model, inductance value and date code. * Compatible with infrared or conventional reflow soldering methods. * Pick and place compatible. STANDARD ELECTRICAL SPECIFICATIONS IND. @ 1kHz (H) APPLICATIONS INCREMENTAL CURRENT (Amps Approx.) DCR MAX. (Ohms) RATED CURRENT (Max. Amps) Excellent power line noise filters, filters for switching regulated power supplies, DC/DC converters, SCR and Triac controls and RFI suppression. ELECTRICAL SPECIFICATIONS 1.0 1.2 1.5 1.8 2.2 2.7 3.3 3.9 4.7 5.6 6.8 8.2 10.0 12.0 15.0 18.0 22.0 27.0 33.0 39.0 47.0 56.0 68.0 82.0 100.0 120.0 150.0 180.0 220.0 270.0 330.0 390.0 470.0 560.0 680.0 820.0 1000.0 0.015 0.016 0.017 0.022 0.031 0.038 0.045 0.062 0.083 0.091 0.101 0.118 0.126 0.170 0.228 0.306 0.336 0.389 0.440 0.490 0.646 0.845 1.040 1.240 1.440 2.180 2.900 3.280 3.650 4.400 5.070 5.900 7.670 8.850 10.20 11.58 12.97 5.11 4.93 4.63 4.27 3.61 3.18 2.94 2.57 2.17 2.08 1.94 1.83 1.74 1.50 1.29 1.13 1.05 0.98 0.92 0.86 0.74 0.65 0.61 0.56 0.48 0.45 0.38 0.36 0.34 0.29 0.27 0.23 0.22 0.21 0.18 0.17 0.16 4.41 4.11 3.66 3.22 2.62 2.40 2.13 2.05 1.93 1.79 1.62 1.50 1.36 1.26 1.11 1.05 0.96 0.86 0.75 0.72 0.68 0.64 0.58 0.51 0.42 0.40 0.37 0.33 0.28 0.26 0.23 0.20 0.19 0.17 0.15 0.14 0.13 Inductance: Measured at 1 volt with no DC current. Inductance Tolerance: 15%. Incremental Current: The typical current at which the inductance will be decreased by 5% from its initial zero DC value. Operating Temperature: - 55C to + 125C (no load); - 55C to + 85C (at full rated current). MATERIAL SPECIFICATIONS Core: High resistivity ferrite core. Encapsulant: Epoxy. Terminals: 60/40 solder coated copper. DIMENSIONAL CONFIGURATIONS [Numbers in brackets indicate millimeters] .440 [11.18] Max. .225 [5.72] Max. .075 .010 [1.91 0.25] .380 .020 [9.65 0.51] .170 .010 [4.32 0.25] .250 [6.35] Max. PART MARKING -- Model -- Inductance value -- Date code HOW TO ORDER IHSM-3825 MODEL 3.9H INDUCTANCE VALUE 15% INDUCTANCE TOLERANCE Document Number 34018 Revision 28-Apr-99 www.vishay.com 47 |
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