www.vishay.com 66 ILS-3825 vishay dale document number 34026 revision 10-sep-02 for technical questions, contact magnetics@vishay .com surface mount inductors, low profile for dc/dc converters features ? low profile 0.047" [1.19mm] maximum thickness. ? self shielding. ? surface mountable. ? high q for high efficiency. ? excellent energy storage. ? monolithic, ferrite construction. ? terminals designed for maximum trace emi and compact circuit design. ? patents obtained. no connection (nc) schematic applications low profile dc/dc converters. type i pcmcia. hand held electronics. flat panel displays. electrical specifications inductance range: 4.7 h to 10 h. inductance tolerance: 20%. temperature range: - 40 c to + 85 c. standard electrical specifications ind. ( h) 20% @ 10khz w/600ma dc ILS-3825- 01 ILS-3825- 03 q @ 500 khz (min.) dcr max. (ohms) self resonant freq. min. (mhz) model rated dc current (ma) 10.0 4.7 20 18 9 13 0.65 0.45 1,000 1,200 dimensions in inches [millimeters] alternate nc pad pad layout dimensional outline 0.126 [3.2] 0.270 [6.9] 0.051 [1.3] 0.051 [1.3] nc 0.110 [2.8] 0.425 [10.8] 0.051 [1.3] 0.020 .012 [0.51 0.30] typ. 0.250 .012 [6.35 0.30] 0.375 .012 [9.53 0.30] 0.095 .012 [2.41 0.30] 0.047 [1.19] max. i l s 38 2 5 r j 100 m 0 2 20% inductance tolerance description ILS-3825 model 10 h inductance value - 01 (10 h) - 03 (4.7 h) sap part numbering guidelines (internal) product family size see the end of this data book for conversion tables inductance value package code tol. series
www.vishay.com 67 ILS-3825 vishay dale document number 34026 revision 10-sep-02 for technical questions, contact magnetics@vishay .com performance graphs 0.01 0.1 0.6 1 10 typical current vs temperature rise 160 140 120 100 80 60 40 20 0 dc current (amps) temperature rise ( c) 0 0.5 1 1.5 10 h @ 85 c ambient 10 h @ 20 c ambient 4.7 h @ 85 c ambient 4.7 h @ 20 c ambient 10 h, l & q vs frequency 14.0 13.5 13.0 12.5 12.0 11.5 11.0 10.5 10.0 0 100 200 300 400 500 600 700 800 900 1000 frequency (khz) inductance ( h) 80 70 60 50 40 30 20 10 0 q l @ - 40 c l @ 85 c q @ 85 c q @ - 40 c l @ 20 c q @ 20 c 6 5 4 3 2 1 0 energy storage dc current (amps) energy storage ( joules) 0 0.5 1 1.5 10 h 4.7 h 13 12 11 10 9 8 7 6 5 4 3 2 1 0 inductance vs dc bias inductance ( h) dc current (amps) 10 h 4.7 h 4.7 h, l & q vs frequency 6.0 5.5 5.0 4.5 4.0 3.5 3.0 0 100 200 300 400 500 600 700 800 900 1000 frequency (khz) inductance ( h) q l @ - 40 c l @ 85 c q @ 85 c q @ - 40 c l @ 20 c q @ 20 c 120 100 80 60 40 20 0 packaging options tape and reel: embossed plastic carrier tape. per eia481-1. 2000 pieces on a 13" [330mm] reel. surface mount inductors, low profile for dc/dc converters
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