? 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. sfob3512-1r04r7 4.7 uh ?? 20% 0.20 0.90 1.00 sfob3512-r836r8 6.8 uh ?? 20% 0.30 0.80 0.83 sfob3512-r69100 10.0 uh ?? 20% 0.46 0.68 0.69 sfob3512-r56150 15.0 uh ?? 20% 0.60 0.52 0.56 sfob3512-r46220 22.0 uh ?? 20% 1.00 0.44 0.46 sfob3512-r37330 33.0 uh ?? 20% 1.65 0.35 0.37 sfob3512-r31470 47.0 uh ?? 20% 1.80 0.30 0.31 sfob3512-r29560 56.0 uh ?? 20% 2.12 0.27 0.29 sfob3512-r26680 68.0 uh ?? 20% 2.80 0.25 0.26 ? 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 10% l ower than its nominal value. (ta=20 ? ) ? temperature rise current (typ.) : the actual current when temperature of co il becomes ?a t=25 ? . (ta=20 ? ) sfob3512 series unshielded type 1.9 1.2 1.2 1.4 13 ? 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. SFOB4814-1R44R7 4.7 uh ?? 20% 0.17 1.30 1.40 sfob4814-r96100 10.0 uh ?? 20% 0.30 1.00 0.96 sfob4814-r78150 15.0 uh ?? 20% 0.46 0.70 0.78 sfob4814-r64220 22.0 uh ?? 20% 0.56 0.65 0.64 sfob4814-r52330 33.0 uh ?? 20% 0.80 0.45 0.52 sfob4814-r44470 47.0 uh ?? 20% 1.24 0.42 0.44 sfob4814-r40560 56.0 uh ?? 20% 1.36 0.40 0.40 sfob4814-r36680 68.0 uh ?? 20% 1.80 0.36 0.36 ? 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 10% l ower than its nominal value. (ta=20 ? ) ? temperature rise current (typ.) : the actual current when temperature of co il becomes ?a t=25 ? . (ta=20 ? ) sfob4814 series unshielded type 2.5 1.5 1.5 2.2 samwha tecom co., ltd.
|
