BYD33D - byd33m avalanche fast soft-recovery rectifier diodes prv : 200 - 1000 volts io : 1.3 amperes features : * high current capability * high surge current capability * high reliability * low reverse current * low forward voltage drop * fast switching for high efficiency mechanical data : * case : do-41 molded plastic * epoxy : ul94v-o rate flame retardant * lead : axial lead solderable per mil-std-202, method 208 guaranteed * polarity : color band denotes cathode end * mounting position : any * weight : 0.339 gram maximum ratings and electrical characteristics rating 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%. symbol byd 33d byd 33g byd 33j byd 33k byd 33m unit maximum repetitive peak reverse voltage v rrm 200 400 600 800 1000 v maximum continuous reverse voltage v r 200 400 600 800 1000 v min. reverse avalanche breakdown voltage @ i r = 0.1 ma v (br)r-min 300 500 700 900 1100 v maximum average forward current t tp = 55 c (note 1) i f(av) 1.3 a maximum non-repetitive peak forward surge current i fsm 20 a maximum repetitive peak forward current i frm 12 a maximum forward voltage at 1.0 amp. v f 1.3 v maximum reverse current at reverse voltage i r 1.0 m a maximum reverse current at reverse voltage tj = 165 c i r(h) 100 m a maximum reverse recovery time (note 2) trr 250 300 ns thermal resistance - junction to ambient r q ja 120 k / w junction temperature range t j - 65 to + 175 c storage temperature range t stg - 65 to + 175 c notes : (1) lead length 10 mm. (2) measured with i f = 1 amp to v r 3 30v page 1 of 2 rev. 02 : march 25, 2005 rating do - 41 dimensions in inches and ( millimeters ) 1.00 (25.4) min. 0.107 (2.7) 0.080 (2.0) 0.205 (5.2) 0.166 (4.2) 1.00 (25.4) min. 0.034 (0.86) 0.028 (0.71) * pb / rohs free
rating and characteristic curves ( BYD33D - byd33m ) fig.1 - reverse recovery time characteristic fig.2 - derating curve for output fig.3 - maximum non-repetitive peak rectified current forward surge current 0 25 50 75 100 125 150 175 1 2 4 6 10 20 40 60 100 tie-point temperature, ( c) number of cycles at 60hz fig.4 - typical forward characteristics fig.5 - typical reverse characteristics 0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3.0 forward voltage, volts page 2 of 2 rev. 02 : march 25, 2005 1.2 0.9 0.6 0.3 1.5 100 10 1.0 20 0 25 0 15 10 5 0.1 10 80 0.01 0.01 1.0 0.1 100 140 0 20 40 60 120 percent of rated reverse voltage, (%) peak forward surge current, amperes average forward output current, amperes forward current, amperes reverse current, microamperes t j = 25 c t j = 100 c pulse width = 300 m s 2% duty cycle di f /dt di r /dt 10 % t trr i f i r t j = 25 c
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