RM2 - RM2z silicon rectifier diodes prv : 200 - 1000 volts io : 1.2 amperes features : * high current capability * high surge current capability * high reliability * low reverse current * low forward voltage drop mechanical data : * case : d2a 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 : 0.645 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 RM2z RM2 RM2a RM2b RM2c unit maximum repetitive peak reverse voltage v rrm 200 400 600 800 1000 volts maximum rms voltage v rms 140 280 420 560 700 volts maximum dc blocking voltage v dc 200 400 600 800 1000 volts maximum average forward current 0.375"(9.5mm) lead length ta = 70 c i f 1.2 amps. peak forward surge current 8.3ms single half sine wave superimposed on rated load (jedec method) i fsm 100 amps. maximum forward voltage at i f = 1.5 amps. v f 0.91 volts maximum dc reverse current ta = 25 c i r 10 m a at rated dc blocking voltage ta = 100 c i r(h) 50 m a typical junction capacitance (note1) c j 30 pf typical thermal resistance (note2) r q ja 50 c/w junction temperature range t j - 65 to + 175 c storage temperature range t stg - 65 to + 175 c notes : (1) measured at 1.0 mhz and applied reverse voltage of 4.0v dc (2) thermal resistance from junction to ambient at 0.375" (9.5mm) lead lengths, p.c. board mounted. update : may 27, 1998 rating d2a 0.040 (1.02) 0.0385 (0.98) 1.00 (25.4) min. 0.161 (4.1) 0.154 (3.9) 0.284 (7.2) 0.268 (6.8) 1.00 (25.4) min. dimensions in inches and ( millimeters )
rating and characteristic curves ( RM2 - RM2z ) fig.1 - derating curve for output fig.2 - 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 ambient temperature, ( c) number of cycles at 60hz fig.3 - typical forward characteristics fig.4 - typical reverse characteristics 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 forward voltage, volts 8.3 ms single half sine wave 0 60 hz resistive or inductive load 1.2 0.9 0.6 0.3 1.5 10 1.0 80 0 100 0 60 40 20 10 80 0.1 0.01 100 0.1 100 140 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 t j = 25 c pulse width = 300 m s 2% duty cycle 0.01 1.0
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