SR1R fast recovery rectifier diode prv : 2000 volts io : 0.5 ampere 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 : sma molded plastic * epoxy : ul94v-o rate flame retardant * lead : lead formed for surface mount * polarity : color band denotes cathode end * mounting position : any * weight : 0.064 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 value unit maximum repetitive peak reverse voltage v rrm 2000 v maximum rms voltage v rms 1400 v maximum dc blocking voltage v dc 2000 v maximum average forward current ta = 75 c i f(av) 0.5 a maximum peak forward surge current i fsm 30 a maximum peak forward voltage at 0.5 a v f 3.0 v maximum dc reverse current ta = 25 c i r 5.0 m a at rated dc blocking voltage ta = 100 c i r(h) 50 m a reverse recovery time (note 1) trr 100 ns junction capacitance (note 2) c j 5.0 pf junction temperature range t j - 40 to + 150 c storage temperature range t stg - 40 to + 150 c notes : (1) reverse recovery test conditions : i f = 0.5 a, i r = 1.0 a, irr = 0.25 a. (2) measured at 1.0 mhz and applied reverse voltage of 4.0 v dc page 1 of 2 rev. 02 : march 25, 2005 rating 2.0 0.2 2.1 0.2 sma (do-214ac) 1.2 0.2 5.0 0.15 4.5 0.15 2.6 0.15 dimensions in millimeter 1.1 0.2 0.07 * pb / rohs free
rating and characteristic curves ( SR1R ) fig.1 - reverse recovery time characteristic and test circuit diagram + notes : 1. rise time = 7 ns max., input impedance = 1 megaohm, 22 pf. 2. rise time = 10 ns max., source impedance = 50 ohms. 3. all resistors = non-inductive types. 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 ambient temperature, ( c) number of cycles at 60hz fig.4 - typical forward characteristics fig.5 - typical reverse characteristics 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3.0 3.3 forward voltage, volts page 2 of 2 rev. 02 : march 25, 2005 60hz resistive or inductive load 0.4 0.3 0.2 0.1 0.5 10 10 1.0 24 0 30 0 18 12 6.0 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 t j = 25 c pulse width = 300 m s 2% duty cycle 8.3 ms single half sine wave ta = 75 c set time base for 250 ns/cm trr + 0.5 0 - 0.25 - 1.0 1 50 vdc (approx.) oscilloscop e 1 w 50 w 10 w d.u.t. pulse generator ( note 2 )
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