? all specifications are subject to change without notice. (1/2) 002-02 / 20020730 / e9841_sf.fm emc components sf1 series differential mode choke coils for signal line and dc power line pin terminal for noise suppression features the sf series chokes feature cores with high saturation mag- netic flux density. they thereby provide an effective means of combating pluse emc. by using an advanced amorphous metal alloy core, the sf series are able to provide line noise attenuation performance equivalent to conventional ferrite-based chokes but with far more compact dimensions and fewer coil turns. they can thus be implemented in high-density circuit configurations to comply with various emc-related regulations. typical characteristics of sf core shapes and dimensions/electrical characteristics sf1-t series, on board type with base (with support pin terminal) ? 1 lcr meter: yhp4261a, 1khz(l 190h:70ma, l>190h:10ma) ? 2 uew (grade 1) ? 3 reference value sf1-t series, horizontal on board type with base (without support pin terminal) ? 1 lcr meter: yhp4261a, 1khz(l 190h:70ma, l>190h:10ma) ? 2 uew (grade 1) ? 3 reference value i[300khz] 75 tan /i[300khz] 3 10 ?3 applicable frequency 10mhz max. temperature stability[ ?20 to +60c] 5.2% bs[24ka/m] 1400mt part no. rated current (a)max. inductance ? 1 (h)min. dc resistance (m ? )max. diameter of winding wire ? 2 ?(mm) dimensions(mm) weight (g) l max. w max. h max. (f) ? 3 (f) ? 3 sf1-t5-30-01 1 30 80 0.4 13.5 9 14 (7.5) (10) 2.9 sf1-t5-40-01 1 80 110 0.4 13.5 9 14.5 (7.5) (10) 2.7 sf1-t8-30s-01 2 26 55 0.6 18 12.5 18 (9.7) (14) 5.5 sf1-t8-40s-01 2 46 70 0.6 18 12.5 18 (9.7) (14) 6 sf1-t8-50s-01 2 72 85 0.6 18 12.5 18 (9.7) (14) 6.5 sf1-t8-50d-01 2 125 100 0.6 18.5 15.5 18 (13) (14) 9 part no. rated current (a)max. inductance ? 1 (h)min. dc resistance (m ? )max. diameter of winding wire ? 2 ?(mm) dimensions(mm) weight (g) l max. w max. h max. (f) ? 3 sf1-t5-40-02 1 80 110 0.4 16.5 14 8.9 (12.7) 3.5 sf1-t5-35-02 2 63 75 0.5 16.5 14 8.9 (12.7) 3 SF1-T8-50S-02 2 72 85 0.6 19 17 10.5 (15.2) 6 sf1-t10-30-02 3 40 40 0.8 26.5 22 15 (20) 13 sf1-t10-40-02 3 72 50 0.8 26.5 22 15 (20) 14 sf1-t10-50-02 3 110 70 0.8 26.5 22 15 (20) 16 sf1-t12-30-02 5 35 30 1 30.5 26 16.5 (25) 18.5 sf1-t12-40-02 5 64 40 1 30.5 26 16.5 (25) 20 sf1-t12-50-02 5 100 50 1 30.5 26 16.5 (25) 22.5 l h 2- ? 0.7 10 3 ( f ) w ( f ) 3.2+0.5, ? 0.3 dimensions in mm w l dimensions in mm ( f ) h5 1
all specifications are subject to change without notice. (2/2) 002-02 / 20020730 / e9841_sf.fm emc components sf1 series differential mode choke coils for signal line and dc power line pin terminal for noise suppression shapes and dimensions/electrical characteristics sf1-t series, on board type with base (without support pin terminal) ? 1 lcr meter: yhp4261a, 1khz(l 190h:70ma, l>190h:10ma) ? 2 uew (grade 1) ? 3 reference value part no. rated current (a)max. inductance ? 1 (h)min. dc resistance (m ? )max. diameter of winding wire ? 2 ? (mm) dimensions(mm) weight (g) l max. w max. h max. (f) ? 3 sf1-t10-30-01 3 40 40 0.8 24 18 25 12.5 13.5 sf1-t10-40-01 3 72 50 0.8 24 18 25 12.5 14.5 sf1-t10-50-01 3 110 70 0.8 24 18 25 12.5 16 sf1-t12-30-01 5 35 30 1 26 18 29 12.5 18 sf1-t12-40-01 5 64 40 1 26 18 29 12.5 20 sf1-t12-50-01 5 100 50 1 26 18 29 12.5 23 sf1-300y10a-01 10 30 10 1.6 33 18 37 12.5 47.5 sf1-800y10a-01 10 80 16 1.5 33 18 37 12.5 53 l 10 3 dimensions in mm w ( f ) h
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