frontier electronics co., ltd. 8a dual ultra fast recovery rectifier case : ito-220ab ( uff80- ) , fully insulated package . features mechanical data ! ultra fast recovery time ! case transfer molded ! low forward voltage ! terminal mil-std-202f method 2026 ! low thermal resistance ! polarity U as marked ! high current capability ! epoxy ul94v-0 flame retardant molding ! high voltage compound ! glass passivated chip junction ! mounting position any ! weight 2.05grams maximum ratings and electrical characteristics ratings at 25 c ambient temperature unless otherwise specified single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20% ratings symbol uff80 -005ct uff80 -01ct uff80 -015ct uff80 -02ct uff80 -03ct uff80 -04ct uff80 -05ct uff80 -06ct 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 see fig.1 i o 8.0 a peak forwardsurge current, 8.3ms single half sine-wave superimposed on rated load i fsm 125 a typical junction capacitance (note 1) c j 85 60 pf typical thermal resistance (note 2) r jc 2.2 /w storage temperature range t stg - 55 to + 150 operating temperature range t op - 55 to + 150 electrical characteristics (a t t a =25 c unless otherwise noted) characteristics symbol uff80 -005ct uff80 -01ct uff80 -015ct uff80 -02ct uff80 -03ct uff80 -04ct uff80 -05ct uff80 -06ct unit s maximum forward voltage at 4a dc v f 0.95 1.30 1.50 v maximum dc reverse current at ta=25 c i r 10 a maximum dc reverse current at ta=100 c i r 100 a maximum reverse recovery time (note 3) t rr 35 50 ns notes U 1. measured at 1 mhz and applied reverse voltage 0f 4.0 volts 2. thermal resistance junction to case per leg mounted on heatsink 3 . reverse recovery test conditions: i f =0.5a, i r =1.0a, i rr =0.25a uff80-005ct thru uff80-06ct 2-3 millimeters min max b c d e f g h i j k l m o 9.72 6.30 14.50 13.00 - 2.41 - - - - 2.5 - 10.27 6.90 15.50 13.80 4.1 2.67 1.52 0.9 4.8 3.1 2.9 0.8 ? 3.4 c f h b d g e 1 2 3 o i pin 1 pin 3 pin 2 case j m k l
ratings and characteristic curve uff80-005ct thru uff80-06ct fig. 4 -typical reverse characteristics 20 40 60 80 100 120 140 percent of rated peak reverse voltage (%) 1000 100 10 1 0.1 t j =25 o c t j =80 o c t j =125 o c instantaneous reverse curent (ua) fig. 3 -typical instantaneous forward characteristics fig. 5 -typical junction capacitance .1 .2 .4 1.0 2 4 10 20 40 100 reverse voltage (v) 200 100 40 20 10 6 4 2 1 junction capacitance (pf) t j =25 o c 0 .2 .4 .6 .8 1.0 1.2 1.4 1.6 1.8 instantantaneous forward voltage (v) uff80-02ct~04ct 100 10 1.0 .1 .01 instantaneous forward current (a) uff80-005ct~015ct average forward rectified current (a) 10 8 6 4 2 0 25 50 75 100 125 150 175 ambient temperature ( o c) fig. 2 -maximum forward current derating curve resistive or inductive load fig. 1 -test circuit diagram and reverse recovery time characteristic pulse generator ( note 2 ) (+) 25 v dc (approx) (-) d.u.t. 1 n on inductive oscilloscope ( note 1 ) 50 n oninductive 10 n oninductive (-) (+) +0.5a 0 -0.25a -1.0a trr 1c m set time base for 10/20 ns/cm n ote: 1. risetime=7ns max. input impedance=1 megohm 22pf 2. rise time =10 ns max. source impedence=50 ohms heatsink,case temperature,t c free air, ambient, temperature t a uff80-05ct~06ct uff80-05ct~06ct uff80-005ct~04ct 2-4
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