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IMC1812ER4R7K Datasheet(PDF) 1 Page - Vishay Siliconix |
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IMC1812ER4R7K Datasheet(HTML) 1 Page - Vishay Siliconix |
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1 / 3 page  Document Number: 34044 For technical questions, contact: magnetics@vishay.com www.vishay.com Revision: 23-Feb-11 1 Wirewound, Surface Mount, Molded Inductors IMC-1812 Vishay Dale Note (1) Rated DC current based on the maximum temperature rise, not to exceed 40 °C at + 85 °C ambient FEATURES • Molded construction provides superior strength and moisture resistance • Tape and reel packaging for automatic handling, 2000/reel, EIA-481 • Printed marking • Compatible with vapor phase and infrared reflow soldering • Compliant to RoHS Directive 2002/95/EC ELECTRICAL SPECIFICATIONS Inductance Range: 0.010 μH to 1000 μH Inductance Tolerance: ± 20 % for 0.010 μH to 0.39 μH ± 10 % for 0.47 μH to 1000 μH standard ± 10 %, ± 5 %, ± 3 % available Operating Temperature: - 55 °C to + 125 °C Coilform Material: Non-magnetic for 0.010 μH to 0.82 μH Powdered iron for 1.0 μH to 120 μH Ferrite for 150 μH to 1000 μH 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 Note (2) Recommended minimum spacing between components STANDARD ELECTRICAL SPECIFICATIONS IND. (μH) TOL. TEST FREQ. (MHz) Q MIN. SRF MIN. (MHz) DCR MAX. ( ) RATED DC CURRENT (mA) (1) L & Q 0.010 ± 20 % 50.0 50 1000 0.20 450 0.012 ± 20 % 50.0 50 1000 0.20 450 0.018 ± 20 % 50.0 50 1000 0.20 450 0.022 ± 20 % 50.0 50 1000 0.20 450 0.027 ± 20 % 50.0 50 1000 0.20 450 0.033 ± 20 % 50.0 50 1000 0.30 450 0.039 ± 20 % 50.0 50 1000 0.30 450 0.047 ± 20 % 50.0 50 1000 0.30 450 0.056 ± 20 % 50.0 40 900 0.35 450 0.068 ± 20 % 50.0 40 800 0.35 450 0.082 ± 20 % 50.0 40 700 0.40 450 0.10 ± 20 % 25.2 30 650 0.32 450 0.12 ± 20 % 25.2 30 600 0.30 450 0.15 ± 20 % 25.2 30 500 0.30 450 0.18 ± 20 % 25.2 30 400 0.35 450 0.22 ± 20 % 25.2 30 350 0.40 450 0.27 ± 20 % 25.2 30 300 0.45 450 0.33 ± 20 % 25.2 30 250 0.55 430 0.39 ± 20 % 25.2 30 220 0.70 380 0.47 ± 10 % 25.2 30 190 0.80 355 0.56 ± 10 % 25.2 30 170 1.20 285 0.68 ± 10 % 25.2 30 150 1.40 270 0.82 ± 10 % 25.2 30 140 1.60 250 1.0 ± 10 % 7.96 50 100 0.50 450 1.2 ± 10 % 7.96 50 80.0 0.55 430 1.5 ± 10 % 7.96 50 70.0 0.60 410 1.8 ± 10 % 7.96 50 60.0 0.65 390 2.2 ± 10 % 7.96 50 55.0 0.70 380 2.7 ± 10 % 7.96 50 50.0 0.75 370 3.3 ± 10 % 7.96 50 45.0 0.80 355 3.9 ± 10 % 7.96 50 40.0 0.90 330 4.7 ± 10 % 7.96 50 35.0 1.00 315 5.6 ± 10 % 7.96 50 33.0 1.10 300 6.8 ± 10 % 7.96 50 27.0 1.20 285 8.2 ± 10 % 7.96 50 25.0 1.40 270 10.0 ± 10 % 2.52 50 20.0 1.60 250 12.0 ± 10 % 2.52 50 18.0 2.00 225 15.0 ± 10 % 2.52 50 17.0 2.50 200 18.0 ± 10 % 2.52 50 15.0 2.80 190 22.0 ± 10 % 2.52 50 13.0 3.20 180 27.0 ± 10 % 2.52 50 12.0 3.60 170 33.0 ± 10 % 2.52 50 11.0 4.00 160 39.0 ± 10 % 2.52 50 11.0 4.50 150 47.0 ± 10 % 2.52 50 10.0 5.00 140 56.0 ± 10 % 2.52 50 9.0 5.50 135 68.0 ± 10 % 2.52 50 9.0 6.00 130 82.0 ± 10 % 2.52 50 8.0 7.00 120 100.0 ± 10 % 0.79 40 8.0 8.00 110 120.0 ± 10 % 0.79 40 6.0 8.00 110 150.0 ± 10 % 0.79 40 5.0 9.00 105 180.0 ± 10 % 0.79 40 5.0 9.50 102 220.0 ± 10 % 0.79 40 4.0 10.0 100 270.0 ± 10 % 0.79 40 4.0 12.0 92 330.0 ± 10 % 0.79 40 3.5 14.0 85 390.0 ± 10 % 0.79 40 3.0 16.0 80 470.0 ± 10 % 0.79 40 3.0 26.0 62 560.0 ± 10 % 0.79 30 3.0 30.0 50 680.0 ± 10 % 0.79 30 3.0 30.0 50 820.0 ± 10 % 0.79 30 2.5 35.0 30 1000.0 ± 10 % 0.25 30 2.5 40.0 30 DIMENSIONS in inches [millimeters] PART MARKING - Vishay Dale - Inductance value - Date code Guidelines for Parallel Component Printed Circuit Mounting Pads on IMC-1812 Chip Inductors 0.037 ± 0.008 [0.940 ± 0.203] 0.126 ± 0.008 [3.200 ± 0.203] 0.050 + 0.004 - 0.008 Typ. [1.270 ] + 0.102 - 0.203 0.024 (1) [0.6] 0.059 [1.5] 0.059 [1.5] 0.118 [3.0] 0.158 [4.0] 0.158 [4.0] 0.181 [4.6] 0.124 [3.15] Ref. 0.126 ± 0.008 [3.200 ± 0.203] 0.177 ± 0.008 [4.500 ± 0.203] 0.030 ± 0.004 [0.762 ± 0.102] Typ. 0.006 [0.152] Ref. Typ. |
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