? electrical characteristics ? dimensions & recommended land pattern [unit : mm] part no. inductance (uh) dc resistance ( ? )max rated current (a) max. - 4.7uh ?? 20% - - sfcb1230-4r26r8 6.8uh ?? 20% 0.029 4.20 sfcb1230-3r5100 10.0uh ?? 20% 0.043 3.50 - 15.0uh ?? 20% - - sfcb1230-2r3220 22.0uh ?? 20% 0.111 2.30 sfcb1230-2r0330 33.0uh ?? 20% 0.150 2.00 sfcb1230-1r6470 47.0uh ?? 20% 0.210 1.60 sfcb1230-1r3680 68.0uh ?? 20% 0.311 1.30 sfcb1230-1r1101 100uh ?? 20% 0.460 1.10 - 220uh ?? 20% - - ? testing instrument : 1) inductance : hp 4284a lcr meter 2) dc resistance : hioki m ? hi-tester 3220 ? tested at 100khz, 0.25 vrms. ? rated current (a) : the current when the inductance becomes 20% lower than it s nominal value or temperature rise of coil becomes ?a t=40 ? . (ta=20 ? ) sfcb1230 series shielded type 3.8 max 12.0 ?? 0.2 12.0 ?? 0.2 5.0 ?? 0.2 2.0 2.0 8.0 ?? 0.2 30 ? electrical characteristics ? dimensions & recommended land pattern [unit : mm] part no. inductance (uh) dc resistance ( ? )max rated current (a) max. sfcb1240-5r74r7 4.7uh ?? 20% 0.020 5.70 sfcb1240-4r96r8 6.8uh ?? 20% 0.025 4.90 sfcb1240-4r5100 10.0uh ?? 20% 0.035 4.50 sfcb1240-3r2150 15.0uh ?? 20% 0.053 3.20 sfcb1240-2r9220 22.0uh ?? 20% 0.065 2.90 sfcb1240-2r8220 27.0uh ?? 20% 0.085 2.80 sfcb1240-2r7330 33.0uh ?? 20% 0.108 2.70 sfcb1240-1r9470 47.0uh ?? 20% 0.160 1.90 sfcb1240-1r8560 56.0uh ?? 20% 0.195 1.80 sfcb1240-1r5680 68.0uh ?? 20% 0.220 1.50 sfcb1240-1r2101 100uh ?? 20% 0.312 1.20 sfcb1240-r80221 220uh ?? 20% 0.710 0.80 sfcb1240-r60271 270uh ?? 20% 0.870 0.60 sfcb1240-r50331 330uh ?? 20% 0.990 0.50 ? testing instrument : 1) inductance : hp 4284a lcr meter 2) dc resistance : hioki m ? hi-tester 3220 ? tested at 100khz, 0.25 vrms. ? rated current (a) : the current when the inductance becomes 20% lower than it s nominal value or temperature rise of coil becomes ?a t=40 ? . (ta=20 ? ) sfcb1240 series shielded type 4.5 max 12.0 ?? 0.3 12.0 ?? 0.3 5.0 ?? 0.2 2.0 2.0 8.0 ?? 0.2 7.0 2.8 2.8 5.4 7.0 2.8 2.8 5.4 mark mark samwha tecom co., ltd.
|
