- 234 - SF61 thru sf68 6.0 amps. super fast rectifiers voltage range 50 to 600 volts current 6.0 amperes f eatures low forward voltage drop high current capability high reliability high surge current capability m echanical data cases: molded plastic epoxy: ul 94v-o rate flame retardant lead: axial leads, solderable per mil-std-202, met hod 208 guaranteed polarity: color band denotes cathode end high temperature soldering guaranteed: 260 o c/10 seconds/.375?,(9.5mm) lead lengths at 5 lbs., (2.3kg) tension weight: 1.2 grams do-201ad dimensions in inches and (millimeters) m aximum ratings and el ectrical characteristics rating at 25 ambient temperature unle ss otherwise specified. single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20% type number symbol sf 61 sf 62 sf 63 sf 64 sf 65 sf 66 sf 67 sf 68 unit s maximum recurrent peak reverse voltage v rrm 50 100 150 200 300 400 500 600 v maximum rms voltage v rms 35 70 105 140 210 280 350 420 v maximum dc blocking voltage v dc 50 100 150 200 300 400 500 600 v maximum average forward rectified current .375 (9.5mm) lead length @t a = 55 i (av) 6.0 a peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (jedec method ) i fsm 150 a maximum instantaneous forward voltage @ 6.0a v f 0.975 1.3 1.7 v maximum dc reverse current @ t a =25 at rated dc blocking voltage @ t a =100 i r 5.0 100 ua ua maximum reverse recovery time (note 1) trr 35 ns typical junction capacitance (note 2) cj 120 70 pf typical thermal resistance (note 3) r ja 30 /w operating temperature range t j -65 to +125 storage temperature range t stg -65 to +150 notes: 1. reverse recovery test conditions: i f =0.5a, i r =1.0a, i rr =0.25a 2. measured at 1 mhz and appli ed reverse voltage of 4.0 v d.c. 3. mount on cu - pad size 16mm x 16mm on pcb.
- 235 - ratings and characteristic curves (SF61 thru sf68) fig.3- typical reverse characteristics 0 20 40 60 80 100 120 140 0.1 1 10 100 1000 percent of rated peak reverse voltage. (%) tj=100 c 0 tj=25 c 0 fig.5- maximum non-repetitive forward surge current peak for ward surge current . (a) 1 2 5 10 20 100 50 0 25 100 75 50 150 175 125 number of cycles at 60hz 8.3ms single half sine wave jedec method fig.6- typical junction capacitance junction cap acitance.(pf) 0.1 0.5 1 5 2 10 20 50 100 200 500 1000 60 80 100 120 140 160 180 200 reverse voltage. (v) tj=25 c 0 SF61~sf64 sf65~sf68 fig.4- typical forward characteristics instantaneous for ward current . (a) 0.6 0.4 0.8 1.0 1.2 1.4 1.6 1.8 0.01 0.1 1 10 100 forward voltage. (v) tj=25 c pulse width=300 s 1% duty cycle o fig.2- maximum average forward current derating fig.1- reverse recovery time characteristic and test circuit diagram average for ward current . (a) 50 noninductive non inductive oscilloscope (note 1) pulse generator (note 2) dut (+) 50vdc (approx) (-) notes: 1. rise time=7ns max. input impedance= 1 megohm 22pf 2. rise time=10ns max. sourse impedance= 50 ohms (-) (+) 10 noninductive -1.0a -0.25a 0 +0.5a trr 1cm set time base for 5/ 10ns/ cm 25 50 75 100 125 150 175 2.0 1.0 3.0 5.0 4.0 6.0 ambient temperature. ( c) o single phase half wave 60hz resistive or inductive load 0.375" (9.5mm) lead length sf67~sf68 instantaneous reverse current .( a) sf65~sf66 SF61~sf64 0 0
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