? electrical characteristics ? dimensions & recommended land pattern [unit : mm] part no. inductance (uh) dc resistance ( ? )max rated current (a) max. sfob1870-14r03r3 3.3 uh ?? 20% 0.018 14.0 SFOB1870-12R05R6 5.6 uh ?? 20% 0.020 12.0 sfob1870-10r0100 10.0 uh ?? 20% 0.031 10.0 sfob1870-8r0150 15.0 uh ?? 20% 0.036 8.00 sfob1870-7r0220 22.0 uh ?? 20% 0.047 7.00 sfob1870-5r5330 33.0 uh ?? 20% 0.066 5.50 sfob1870-4r5470 47.0 uh ?? 20% 0.086 4.50 sfob1870-3r5680 68.0 uh ?? 20% 0.130 3.50 sfob1870-3r0101 100 uh ?? 20% 0.190 3.00 sfob1870-2r6151 150 uh ?? 20% 0.250 2.60 sfob1870-2r4221 220 uh ?? 20% 0.380 2.40 sfob1870-1r9331 330 uh ?? 20% 0.560 1.90 sfob1870-1r4471 470 uh ?? 20% 0.850 1.40 sfob1870-1r2681 680 uh ?? 20% 1.100 1.20 sfob1870-1r0102 1000 uh ?? 20% 1.800 1.00 ? 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 10% lower than it s nominal value or temperature rise of coil becomes ?a t=40 ? .(ta=20 ? ) sfob1870 series unshielded type 7.3 max 2.7 2.6 13.0 12.7 dia . 21.5 max 16.5 max 18.4 12.0 3.0 3.0 3.3 16 ? electrical characteristics ? dimensions & recommended land pattern [unit : mm] part no. inductance (uh) dc resistance ( ? )max rated current (a) max. sfob1870m-25r01r5 1.5 uh ?? 20% 0.0040 25.0 sfob1870m-20r02r2 2.2 uh ?? 20% 0.0060 20.0 sfob1870m-17r03r3 3.3 uh ?? 20% 0.0086 17.0 sfob1870m-15r03r9 3.9 uh ?? 20% 0.0100 15.0 sfob1870m-13r04r7 4.7 uh ?? 20% 0.0140 13.0 sfob1870m-12r06r0 6.0 uh ?? 20% 0.0170 12.0 sfob1870m-10r0100 10.0 uh ?? 20% 0.0260 10.0 sfob1870m-8r0150 15.0 uh ?? 20% 0.0320 8.00 ? 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 10% lower than it s nominal value or temperature rise of coil becomes ?a t=40 ? . (ta=20 ? ) sfob1870m series unshielded type 7.3 max 2.7 2.6 13.0 12.7 dia . 21.5 max 16.5 max 18.4 12.0 3.0 3.0 3.3 samwha tecom co., ltd.
|