ug8ht and UG8JT ultrafast soft recovery rectifier reverse voltage - 500 to 600 volts forward current - 8.0 amperes features plastic package has underwriters laboratories flammability classification 94v-0 ideally suited for freewheeling diode power factor correction applications soft recovery characteristics excellent high temperature switching planar technology optimized to reduce switching losses high temperature soldering guaranteed: 250c/10 seconds at terminals mechanical data case: jedec to-220ac molded plastic body terminals: plated leads, solderable per mil-std-750, method 2026 polarity: as marked mounting position :any weight: 0.08 ounce, 2.24 grams mounting torque: 5 in. - lbs. max. maximum ratings and electrical characteristics ratings at 25c ambient temperature unless otherwise specified. symbols ug8ht UG8JT units maximum repetitive peak reverse voltage v rrm 500 600 volts working peak reverse voltage v rwm 400 480 volts maximum rms voltage v rms 350 420 volts maximum dc blocking voltage v dc 500 600 volts maximum average forward rectified current at t c =100c i (av) 8.0 amps peak forward surge current 8.3ms single half sine-wave superimposed i fsm 100.0 amps on rated load (jedec method) maximum instantaneous forward voltage at i f = 8a (note 1) t j =25c 1.75 volts t j =125c v f 1.50 maximum reverse leakage current t j =25c 30 m a at working peak reverse voltage t j =100c i r 800 m a t j =125c 4.0 ma maximum reverse recovery time at i f =0.5a, i r =1.0a, i rr =0.25a t rr 25 ns reverse recovery time at maximum 50 i f =1.0a, di/dt=50a/ m s, v r =30v, i rr =0.1 i rm typical t rr 35 ns typical softness factor (t b /t a ) i f =8.0a, di/dt=240a/ m s, v r =400v i rr =0.1 i rm s 1.0 - maximum reverse recovery current at i f =8.0a, di/dt=64a/ m s,v r =400v t c =125c i rm 5.5 amps typical reverse recovery current at i f =8.0a, di/dt=240a/ m s, v r =400v t c =125c i rm 10.0 amps peak forward recovery time at maximum 500 i f =8a, di/dt=64a/ m s measured at 1.1 v f typical t fr 250 ns typical thermal resistance from junction to case r q jc 2.2 c/w operating junction and storage temperature range t j , t stg -55 to+150 c note: (1) pulse test: 300 m s pulse width, 1% duty cycle notice: advanced product information is subject to change without notice 10/27/98 0.154 (3.91) 0.148 (3.74) dia. 0.113 (2.87) 0.103 (2.62) 0.185 (4.70) 0.175 (4.44) 0.055 (1.39) 0.045 (1.14) 0.145 (3.68) 0.135 (3.43) 0.350 (8.89) 0.330 (8.38) 0.160 (4.06) 0.140 (3.56) 0.037 (0.94) 0.027 (0.68) 0.205 (5.20) 0.195 (4.95) 0.560 (14.22) 0.530 (13.46) 0.022 (0.56) 0.014 (0.36) 0.110 (2.79) 0.100 (2.54) 12 1.148 (29.16) 1.118 (28.40) 0.105 (2.67) 0.095 (2.41) 0.410 (10.41) 0.390 (9.91) 0.635 (16.13) 0.625 (15.87) 0.560 (1 4 0.530 (1 3 pin pin 1 pin 2 case 0.415 (10.54) max. 0.370 (9.40) 0.360 (9.14) t o-220a c dimensions in inches and (millimeters) advanced information advanced information advanced information
025 50 75 100 125 150 175 2.0 0 12.0 4.0 6.0 8.0 10.0 1 10 100 10 100 1,000 25 50 75 100 125 150 0 50 100 150 200 250 300 350 0.5 1.0 1.5 2.0 2.5 3.0 0.01 0.1 1 10 100 0 20 40 60 80 100 1 10 100 1,000 10,000 1 10 100 1,000 1 10 100 case temperature, c percent of rated peak reverse voltage, % instantaneous forward voltage, volts reverse voltage, volts t j , junction temperature, c average forward rectified current, amperes number of cycles at 60 h z 8ms single half sine wave (jedec method) t j =t j max. t j =25c pulse width=300 m s 1% duty cycle t j =125c t j =100c t j =25c di/dt=240a/ m s di/dt=60a/ m s di/dt=50a/ m s di/dt=50a/ m s di/dt=60a/ m s di/dt=240a/ m s t j =25c f=1.0 mh z vsig=50mvp-p peak forward surge current, ampers instantaneous forward current, amperes instantaneous reverse current, microamperes stored charge/reverse recovery time, nc/ns junction capacitance, p f fig. 1 - forward current derating curve fig. 2 - maximum non-repetitive peak forward surge current fig. 4 - typical instantaneous forward characteristics fig. 3 - typical reverse characteristics fig. 5 - reverse switching characteristics fig. 6 - typical junction capacitance q rr t rr resistive or inductive load i f =8.0a v r =30v ratings and characteristic curves ug8ht and UG8JT
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