dimensions in inches and (millimeters) sma/do-214ac features for surface mounted application glass passivated junction chip built-in strain relief, ideal for automated placement plastic material used carries underwriters laboratory classification 94v-0 fast switching for high efficiency high temperature soldering: 260 o c/ 10 seconds at terminals mechanical data cases: molded plastic terminals: pure tin plated, lead free. polarity: indicated by cathode band packing: 12mm tape weight: 0.064 gram maximum ratings and electrical characteristics rating at 25 o c ambient temperature unless otherwise specified. single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20% type number symbol fr1a fr 1b fr1d fr 1g FR1J fr 1k fr1m u nits maximum recurrent peak reverse voltage v rrm 50 100 200 400 600 800 1000 v maximum rms voltage v rms 35 70 140 280 420 560 700 v maximum dc blocking voltage v dc 50 100 200 400 600 800 1000 v maximum average forward rectified current see fig. 1 @t l =90 o c i (av) 1.0 a peak forward surge curr ent, 8.3 ms single half sine-wave superimposed on rated load (jedec method ) i fsm 30 a maximum instantaneous forward voltage @ 1.0a v f 1.3 v maximum dc reverse current @ t a =25 o c at rated dc blocking voltage @ t a =125 o c i r 5 50 ua ua maximum reverse recovery time ( note 1 ) trr 150 250 500 ns typical junction capacitance ( note 2 ) cj 10 pf typical thermal resistance (note 3) r ja r jl 105 32 o c /w operating temperature range t j -55 to +150 o c storage temperature range t stg -55 to +150 o c notes: 1. reverse recovery test conditions: i f =0.5a, i r =1.0a, i rr =0.25a 2. measured at 1 mhz and applied v r =4.0 volts 3. thermal resistance from junction to ambient and from junction to lead mounted on p.c.b. with 0.2?x0.2? ( 5.0 x 5.0 mm ) copper pad areas. fr1a-fr1m 1.0amp.surface mount fast recovery rectifiers http://www.luguang.cn mail:lge@luguang.cn
fig.5- typical instantaneous forward characteristics per leg instantaneous forward current. (a) 0.6 0.8 1.0 0.4 1.2 1.4 1.6 1.8 0.1 0.01 1 10 30 forward voltage. (v) pulse width=300 s 1% duty cycle ratings and characteristic curves ( fr 1a thru fr1m) fig.1- maximum forward current derating curve average forward current. (a) 0 20 40 60 80 100 120 140 160 180 0 0.5 1.0 1.2 lead temperature. ( c) o resistive or inductive load p.c.b. mounted on 0.2x0.2" (5.0x5.0mm) copper pad areas fig.3- maximum non-repetitive forward surge current peak forward surge current. (a) 1 10 100 0 40 10 20 30 50 number of cycles at 60hz tl=90 c 8.3ms single half sine wave jedec method o fig.2- typical reverse characteristics 0 20 40 60 80 100 120 140 percent of rated peak reverse voltage. (%) 10 1 0.1 0.01 0.001 fig.4- typical junction capacitance junction capacitance.(pf) 1 10 100 1 10 40 reverse voltage. (v) tj=25 c f=1.0mhz vsig=50mvp-p o instantaneous reverse current .( a) fig.6- reverse recovery time characteristic and test circuit diagram 50 noninductive non inductive oscilloscope (note 1) pulse generator (note 2) dut (+) 50vdc (approx) (-) notes: 1. rise time=7ns max. input impedance= 1 megohm 22pf 2. rise time=10ns max. sourse impedance= 50 ohms (-) (+) 10 noninductive -1.0a -0.25a 0 +0.5a trr 1cm set time base for 5/ 10ns/ cm tj=25 c 0 tj=125 c 0 tj=150 c 0 tj=25 c 0 tj=100 c 0 30 fr1a-fr1m 1.0amp.surface mount fast recovery rectifiers http://www.luguang.cn mail:lge@luguang.cn
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