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pin 1 pin 3 positive ct pin 2 sff1601g thru sff1608g isolation 16.0 amps. glass passivated super fast rectifiers voltage range 50 to 600 volts current 16.0 amperes f eatures low forward voltage drop high current capability high reliability high surge current capability m echanical data cases: ito-220ab molded plastic epoxy: ul 94v-o rate flame retardant terminals: leads solderable per mil-std-202, method 208 guaranteed polarity: as marked high temperature so ldering guaranteed: 260 o c/10 seconds .0.25?,(6.35mm) from case. weight: 2.24 grams mounting torque: 5 in ? 1bs. max. ito-220ab dimensions in inches and (millimeters) m aximum ratings and electrical characteristics rating at 25 ambient temperature unless otherwise specified. single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20% type number symbol sff 1601g sff 1602g sff 1603g sff 1604g sff 1605g sff 1606g sff 1607g sff 1608g units 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 @t c = 100 i (av) 16.0 a peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (jedec method ) i fsm 125 a maximum instantaneous forward voltage @ 8.0a 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 10 400 ua ua maximum reverse recovery time (note 1) trr 35 ns typical junction capacitance (note 2) cj 80 60 pf typical thermal resistance (note 3) r jc 1.5 /w operating temperature range t j -65 to +150 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 applied reverse vo ltage of 4.0 v d.c. 3. mounted on heatsink size of 3 in x 5 in x 0.25 in al-plate.
- 285 - fig.1- reverse recovery time characteristic and test circuit diagram 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 ratings and characteristic curves (sff1601g thru sff1608g) fig.6- typical forward characteristics per leg instantaneous for ward current . (a) 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 0.01 0.1 0.03 1 0.3 10 3 30 100 forward voltage. (v) sff1601g~sff1604g s f f 1 6 0 7 g ~ s f f 1 6 0 8 g s f f 16 05g ~ s f f 1 606g fig.5- typical junction capacitance per leg capacitance.(pf) 15 2 10 20 50 100 200 500 50 60 70 80 90 100 reverse voltage. (v) tj=25 c 0 sff1601g~sff1604g s f f 1605 g ~ s f f 1608g fig.2- maximum forward current derating curve average for ward current . (a) 0 50 100 150 0 4 8 12 16 20 case temperature. ( c) o fig.4- maximum non-repetitive forward surge current per leg peak for ward surge current . (a) 1 2 5 10 20 100 50 150 120 90 60 30 0 number of cycles at 60hz 8.3ms single half sine wave jedec method tj=125 c 0 fig.3- typical reverse characteristics 0 20 40 60 80 100 120 140 1000 0.1 1 10 100 percent of rated peak reverse voltage. (%) instantaneous reverse current .( a) tj=25 c pulse width=300 s 1% duty cycle o 40 1000 tj=25 c 0 tj=100 c 0 tj=75 c 0
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