amorphous choke coil bm03421x6 bm05161x6 bm08600x6 bm10300x6 bm15150x6 bm20100x6 bm25060x6 bm03551x7 bm05201x7 bm08800x7 bm10500x7 bm15270x7 bm20150x7 bm25090x7 bm30070x7 bm03801x8 bm05351x8 bm08121x8 bm10750x8 bm15350x8 bm20210x8 bm25130x8 bm30090x8 bm03122xr bm05481xr bm08191xr bm10121xr bm15570xr bm20310xr bm25200xr bm30140xr p/n inductance (200khz) rated current a o[a] ( m h) rating ( m h) d.c.r. m o (max) winding mm fb lines-turns outside dimension d (mm) w (mm) 3 5 8 10 15 20 25 3 5 8 10 15 20 25 30 3 5 8 10 15 20 25 30 3 5 8 10 15 20 25 30 1125 360 140 62 35 23 13 1445 465 180 115 62 35 22 16 1800 840 285 170 84 52 32 23 2800 1055 435 265 134 70 47 31 420 160 60 30 15 10 6 550 200 80 50 27 15 9 7 800 350 120 75 35 21 13 9 1200 480 190 120 57 31 20 14 130 55 20 11 6 4 2 150 60 23 16 8 5 3 3 185 85 30 17 9 6 4 3 155 100 40 22 13 7 5 4 29.0 29.0 29.0 29.0 29.5 29.5 30.0 32.5 32.0 32.5 32.5 33.0 33.5 33.5 34.5 33.0 34.0 34.0 34.0 34.5 34.0 35.0 35.5 41.5 41.0 41.5 40.5 41.5 42.0 41.5 42.0 17.5 18.0 18.0 18.0 18.5 18.5 19.0 18.0 18.0 18.5 18.0 19.0 20.0 21.0 21.0 24.5 24.5 24.5 25.5 25.0 26.0 26.0 27.0 26.5 25.5 25.5 26.0 26.0 26.0 26.0 27.0 0.8 b 1p - 80t 1.0 b 1p - 48t 0.9 b 2p - 30t 1.0 b 2p - 20t 1.0 b 3p - 15t 1.0 b 4p - 12t 1.2 b 4p - 9t 0.8 b 1p - 90t 1.0 b 1p - 54t 0.9 b 2p - 34t 1.0 b 2p - 27t 1.0 b 3p - 20t 1.2 b 3p - 15t 1.2 b 4p - 12t 1.3 b 4p - 10t 0.8 b 1p - 88t 1.0 b 1p - 60t 1.3 b 1p - 35t 1.1 b 2p - 27t 1.3 b 2p - 19t 1.2 b 3p - 15t 1.2 b 4p - 12t 1.3 b 4p - 10t 1.0 b 1p - 100t 1.1 b 1p - 70t 1.3 b 1p - 45t 1.1 b 2p - 35t 1.3 b 2p - 25t 1.2 b 3p - 18t 1.2 b 4p - 15t 1.3 b 4p - 12t *1 *2 *1 the inductance at current 0 [a] indicates the reference value. *2 the number of turns indicates the reference value. the specifi- cation of the inductance takes precedence over that of the number of turns. the coils of the lying type are also provided for all the items listed in the table above. for a coil of the type, symbol e should be added to the end of the part number shown in the table (e.g. bm05201x7e). the coils of the pedestal attachment type are also provided for the items with symbol @ in the table above. for a coil of the type, symbol d should be added to the end of the part number shown in the table (e.g. bm05201x7d). the items preceded by symbol include two types, or the depth type with pedestal and the bed type with pedestal. to order the item of the depth or bed type, add d or b at the end of the item of the item name respectively, as shown in the examples below:(bm05201x7d for the depth type with pedestal) (bm05201x7b for the bed type with pedestal) *order the auxiliary pins separately if they are required for the pedestal. ? general specification ? major uses @ for switching mode power surpplies. @ for dc-dc converter. @ for normal mode line filter. a d w (reference sample) l d : maximum outer diameter w : maximum width total lead length (l)* : 30mm (+3mm, -3mm) soldering boundary (a)* : 0mm (+4mm, -0mm) * the bottom of the core or coil ( )is defined as the base surface. the specification value of the soldering boundary a varies depending on the number of windings of the wire . new! ? dc-current pre-loadability (1) @ core : b221310n, frequency : 200khz ? features @ miniaturization in comparison with tm series coils. @ high inductance in low load current. @ low leakage flux due to gap-less structure. ? dc-current pre-loadability (2) @ core : b251510n, frequency : 200khz ? dc-current pre-loadability (3) @ core : b251515n, frequency : 200khz ? dc-current pre-loadability (4) @ core : b322015n, frequency : 200khz
|
