fs1a thru fs1m 1 amp fast recovery silicon rectifier 50 to 1000 volts features for surface mount applications extremely low thermal resistance easy pick and place high temp soldering: 250 c for 10 seconds at terminals superfast recovery times for high efficiency maximum ratings operating temperature: -50 c to +150 c storage temperature: -50 c to +150 c maximum thermal resistance; 15 c/w junction to lead m cc catalog number device marking maximum re current peak reverse voltage maximum rms voltage maximum dc blocking voltage fs1a fs1a 50v 35v 50v FS1B FS1B 100v 70v 100v fs1d fs1d 200v 140v 200v fs1g fs1g 400v 280v 400v fs1j fs1j 600v 420v 600v fs1k fs1k 800v 560v 800v fs1m fs1m 1000v 700v 1000v electrical characteristics @ 25 c unless otherwise specified average forward current i f(av) 1.0a t j = 90 c peak forward surge current i fsm 30a 8.3ms, half sine maximum instantaneous forward voltage v f 1.30v i fm = 1 .0a; t j = 25 c* maximum dc reverse current at rated dc blocking voltage i r 5 m a 200 m a t j = 25 c t j = 125 c maximum reverse recovery time fs1a-g fs1j fs1k-m t rr 150ns 250ns 500ns i f =0.5a, i r =1.0a, i rr =0.25a typical junction capacitance c j 50pf measured at 1.0mhz, v r =4.0v *pulse test: pulse width 200 m sec, duty cycle 2% www. mccsemi .com do-214ac ( sma j ) ( h ig h p ro fi le ) h j e f g a b d c cat hode b and 0.070? 0.090? 0.085? suggested solder pad layout dimensions inches mm dim min max min max note a . 078 .116 1.98 2.95 b .067 .089 1.70 2.25 c .002 .008 . 05 .20 d --- .02 --- .51 e .035 .055 . 89 1.40 f .065 .09 6 1.65 2. 45 g .205 .224 5.21 5.69 h .160 .180 4.06 4.57 j .100 .112 2.57 2.84
om p on ent s 21 20 1 i t a sc a s t ree t ch at s w or th ! " # $
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fs1a thru fs1m average forward rectified current - amperes versus ambient temperature - c figure 2 forward derating curve 0 15025 50 75 100 0 .2 .4 .6 .8 1.0 1.2 1.4 single phase, half wave 60hz resistive or inductive load amps c 125 1.6 1.8 2.0 2.2 2.4 figure 3 junction capacitance .1 .2 1 .4 2 10 20 404 100 200 1 2 6 10 20 100 junction capacitance - pf versus reverse voltage - volts pf volts 60 40 4 400 1000 t j =25 c instantaneous forward current - amperes versus instantaneous forward voltage - volts figure 1 typical forward characteristics 4 6 20 10 amps .6 .8 10 1.2 1.4 1.6 .01 .02 .04 .06 .1 .2 .4 .6 1 2 25 c volts mcc www. mccsemi .com
fs1a thru fs1m figure 5 new sma assembly round lead process 1 100 4 0 6 12 18 8 figure 4 peak forward surge current peak forward surge current - amperes versus number of cycles at 60hz - cycles amps cycles 2 6 10 20 60 80 40 24 30 36 t rr +0.5a 0 -0.25 -1.0 1cm set time base for 20/100ns/cm 25vdc 1 w 50 w 10 w oscilloscope note 1 pulse generator note 2 notes: 1. rise time = 7ns max. input impedance = 1 megohm, 22pf 2. rise time = 10ns max. source impedance = 50 ohms 3. resistors are non-inductive figure 6 reverse recovery time characteristic and test circuit diagram mcc www. mccsemi .com
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