? electrical characteristics ? dimensions & recommended land pattern [unit : mm] part no. inductance (uh) dc resistance ( ? )max saturation rated current (a) max. temperature rise current (a) max. sfcb3012ld-r912r2 2.2 uh ?? 30% 0.118 (0.091) 0.91 1.53 sfcb3012ld-r783r3 3.3 uh ?? 30% 0.167 (0.129) 0.78 1.32 sfcb3012ld-r624r7 4.7 uh ?? 30% 0.220 (0.192) 0.62 1.02 sfcb3012ld-r575r6 5.6 uh ?? 30% 0.250 (0.192) 0.57 0.95 sfcb3012ld-r536r8 6.8 uh ?? 30% 0.280 (0.216) 0.53 0.92 SFCB3012LD-R43100 10.0 uh ?? 20% 0.418 (0.322) 0.43 0.78 sfcb3012ld-r27220 22.0 uh ?? 20% 0.863 (0.664) 0.27 - ? testing instrument : 1) inductance : hp 4284a lcr meter 2) dc resistance : hioki m ? hi-tester 3220 ? tested at 100khz, 0.25 vrms. ? saturation rated current (a) : the current when the inductance becomes 35% l ower than its nominal value. (ta=20 ? ) ? temperature rise current (typ.) : the actual current when temperature of co il becomes ?a t=40 ? . (ta=20 ? ) sfcb3012ld series shielded type 18 ? electrical characteristics ? dimensions & recommended land pattern [unit : mm] part no. inductance (uh) dc resistance ( ? )max saturation rated current (a) max. temperature rise current (a) max. sfcb3015s-2r21r5 1.5 uh ?? 30% 0.052 (0.040) 2.30 2.25 sfcb3015s-1r43r3 3.3 uh ?? 30% - - - sfcb3015s-1r24r7 4.7 uh ?? 30% 0.224 (0.173) 1.20 1.52 sfcb3015s-r906r8 6.8 uh ?? 30% - - - sfcb3015s-r858r2 8.2 uh ?? 30% - - - sfcb3015s-r81100 10.0 uh ?? 20% 0.335 (0.258) 0.81 0.95 sfcb3015s-r68120 12.0 uh ?? 20% - - - sfcb3015s-r62150 15.0 uh ?? 20% 0.526 (0.405) 0.62 0.70 ? testing instrument : 1) inductance : hp 4284a lcr meter 2) dc resistance : hioki m ? hi-tester 3220 ? tested at 100khz, 0.25 vrms. ? saturation rated current (a) : the current when the inductance becomes 35% l ower than its nominal value. (ta=20 ? ) ? temperature rise current (typ.) : the actual current when temperature of co il becomes ?a t=40 ? . (ta=20 ? ) sfcb3015s series shielded type samwha tecom co., ltd.
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