low leakage low forward voltage drop high current capability super-fast switching speed < 35ns plastic material - ul flammability classification 94v-0 good for 200khz power supplier case: to-220ac, molded plastic approx weight: 2.24 grams mounting position: any ratings at 25 c ambient temperature unless otherwise specified. single phase, half wave, 60hz, resistive or inductive load. for capacitive load, derated current 20%. maximum ratings and electrical characteristics symbol sf81 SF82 sf83 sf84 unit maximum recurrent peak reverse voltage v rrm 50 100 150 200 v maximum rms voltage v rms 35 70 105 140 v maximum dc blocking voltage v dc 50 100 150 200 v maximum average forward rectified current @ t c = 125c i (av) 8.0 a peak forward surge current 8.3 ms single half sine-wave superimposed on rated load (jedec method) i fm 125 a maximum instantaneous forward voltage at 8.0a dc v f 0.975 v maximum dc reverse current @ t a = 25c at rated dc blocking voltage @ t a = 100c i r 10 150 a typical thermal resistance r jc 3 c/w maximum reverse recovery time (note 2) t rr 35 ns typical junction capacitance (note 3) c j 65 pf operating and storage temperature range t j ,t stg -65 to +175 c notes: 1.thermal resistance junction to ambient vertical pc board mounting 12.7 mm lead length. 2. reverse recovery test conditions: i f =0.5 a, i r =1.0 a, i rr =0.25a 3. measured at 1.0mhz and applied reverse voltage of 4.0v. type number sf81-sf84 8.0a super fast recovery rectifier features mechanical data dimensions in inches and (millimeters) to-220ac .412(10.5) max .185(4.70) .175(4.44) .055(1.40) .045(1.14) .27(6.86) .23(5.84) .11(2.79) .10(2.54) .025(0.64) .014(0.35) .154(3.91) .148(3.74) dia pin1 2 .113(2.87) .103(2.62) .16(4.06) .14(3.56) .037(0.94) .027(0.68) .205(5.20) .195(4.95) .594(15.1) .587(14.9) .56(14.22) .53(13.46) pin 1 pin 2 case http://www.luguang.cn mail:lge@luguang.cn
0 25 50 75 100 125 150 1 10 100 8.3 ms half sine-wave jedec method peak forward surge current (amperes) number of cycles at 60 hz fi g . 2 maximum non-repetitive sur g e current 0.1 1.0 10 100 1000 0204060 80 100 120 140 t = 100oc c t = 25oc c instantaneous reverse current (mamperes ) percent of rated peak reverse voltage fi g .3 t y pical reverse characteristics 0.1 1.0 10 40 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 tj = 25oc pulse width - 300 ms 2% duty cycle instantaneous forward current (amperes ) instantaneous forward voltage (volts) fi g .4 t y pical instantaneous forward characteristics 20 30 40 50 60 70 80 90 1 10 100 1000 junction capacitance (pf) reverse voltage (volts) fi g .5t y pical junction capacitance tj = 25oc 0 2 4 6 8 10 0 50 100 150 180 average forward current (amperes) case temperature (oc) fi g . 1 forward current deratin g curve single phase half-wave 60 hz resistive or inductive load sf81-sf84 8.0a super fast recovery rectifier
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