lcm1812r molded chip inductor chara cteristics induct ance range .10 h to 470 h. v alues under .10 h ar e av aila ble b y special or der . t olerance 20% fr om .18 h to .82 h. 10% fr om 1.0 h to 470 h. also av aila ble in 5% tolerance f or v alues fr om 10 h to 470 h current ra ting based on curr ent f lo w and tempera tur e r ise of 20c maxim um a t 80c ambient tempera tur e. testing pr odedure inductance, q , and srf ar e measur ed with hp4191a impedance analyzer with 16092a t est clip fr equenc y . dcr measur ed with dig ital milliohms meter . dielectric strength 500 v olts rms a t sea le v el. opera ting tempera ture -25c to +85c. st ora ge tempera ture 45c to 100c in or ig inal ta pe and r eel pac kage soldering hea t resist ance 250c f or 3-5 seconds after 12c pr ehea t c y c le f or 5 minutes . solderability 95% of the ter minal is co v er ed with solder . please r efer to page 2 f or solder ing r ecommenda tions . resist ance t o sol vent no change in a ppearance when dipped into alcohol or fr eon f or 3 minutes . marking p ar t is mar k ed with inductance v alue in eia code. p a cka ging t a pe and reel only . fea tures handles 15% to 55% mor e curr ent than other chip inductor s in the same size ideal f or high po w er use extr emely high r elia bility in a wide tempera tur e and humidity range super ior q excellent f or f lo w , r e-f lo w solder ing, and solder ing ir on lcm1812r-r10m lcm1812r-r12m lcm1812r-r15m lcm1812r-r18m lcm1812r-r22m lcm1812r-r27m lcm1812r-r33m lcm1812r-r39m lcm1812r-r47m lcm1812r-r56m lcm1812r-r68m lcm1812r-r82m lcm1812r-1r0k lcm1812r-1r2k lcm1812r-1r5k LCM1812R-1R8K lcm1812r-2r2k lcm1812r-2r7k lcm1812r-3r3k lcm1812r-3r9k lcm1812r-4r7k lcm1812r-5r6k lcm1812r-6r8k lcm1812r-8r2k lcm1812r-100k lcm1812r-120k lcm1812r-150k lcm1812r-180k lcm1812r-220k lcm1812r-270k lcm1812r-330k lcm1812r-390k lcm1812r-470k lcm1812r-560k lcm1812r-680k lcm1812r-820k lcm1812r-101k lcm1812r-121k lcm1812r-151k lcm1812r-181k lcm1812r-221k lcm1812r-271k lcm1812r-331k lcm1812r-391k lcm1812r-471k lcm1812r-561k lcm1812r-681k lcm1812r-821k lcm1812r-102k .10 .12 .15 .18 .22 .27 .33 .39 .47 .56 .68 .82 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 12 15 18 22 27 33 39 47 56 68 82 100 120 150 180 220 270 330 390 470 560 680 820 1000 25.2 25.2 25.2 25.2 25.2 25.2 25.2 25.2 25.2 25.2 25.2 25.2 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.252 20 20 20 20 20 20 20 20 20 20 20 20 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 35 35 35 35 40 40 40 40 40 40 40 40 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 40 40 40 40 40 40 40 40 40 30 30 30 30 300.0 280.0 250.0 220.0 200.0 180.0 165.0 160.0 145.0 140.0 135.0 130.0 100.0 80.0 70.0 60.0 55.0 50.0 45.0 40.0 35.0 33.0 27.0 25.0 20.0 18.0 17.0 15.0 13.0 12.0 11.0 10.0 10.0 9.0 9.0 8.0 8.0 6.0 5.0 5.0 4.0 4.0 3.5 3.0 3.0 3.0 3.0 2.5 2.5 800 770 730 700 665 635 605 575 545 520 500 475 450 430 410 390 380 370 355 330 315 300 285 270 250 225 200 190 180 170 160 150 140 135 130 120 110 110 105 102 100 92 85 80 62 50 50 30 30 .177" .01" 4.50 mm .3 .126" .01" 3.20 mm 0.3 .047" .004" 1.20 mm .126" .01" 3.20 mm .3 .040" .008" 1 mm applic a tions lc r esonant cir cuits such as oscilla tor s and signal genera tor s impedance ma tching cir cuit isola tion rf f ilter s disk dr iv es and computer per ipherals a udio equipment v ideo equipment tv and radio t elecomm unica tion equipment 0.18 0.20 0.22 0.24 0.25 0.26 0.28 0.30 0.32 0.36 0.40 0.45 0.50 0.55 0.60 0.65 0.70 0.75 0.80 0.90 1.00 1.10 1.20 1.40 1.60 2.00 2.50 2.80 3.20 3.60 4.00 4.50 5.00 5.50 6.00 7.00 8.00 8.00 9.00 9.50 10.00 12.00 14.00 16.00 26.00 30.00 30.00 35.00 40.00 self resonant frequency minimum (mhz) part number inductance (h) q minimum dc resistance ohms maximum ( w ) inductance test frequency (mhz) rated dc current max (ma) tolerance ( %) a t specif ied
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