dimensions in inches and (millimeters) sma/DO-214AC features for surface mounted application glass passivated junction chip. low forward voltage drop high current capability easy pick and place high surge current capability plastic material used carries underwriters laboratory classification 94v-0 high temperature soldering: 260 o c / 10 seconds at terminals mechanical data case: molded plastic polarity: indicated by cathode band packaging: 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 s1a s1b s1d s1g s1j s1k s1m units 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 @t l =110 o c i (av) 1.0 a peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (jedec method ) i fsm 40 30 a maximum instantaneous forward voltage @ 1.0a v f 1.1 v maximum dc reverse current @ t a =25 o c at rated dc blocking voltage @ t a =125 o c i r 1.0 50 ua ua typical reverse recovery time (note 1) trr 1.5 us typical junction capacitance ( note 2 ) cj 12 pf non-repetitive peak reverse avalanche engergy at 25 o c, i as =1a, l=10mh e as 5 mj typical thermal resistance (note 3) r jl r ja 27 75 30 85 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. measured on p.c. board with 0.2? x 0.2? (5.0mm x 5.0mm) copper pad areas. s1a-s1m 1.0amp.surface mount rectifiers http://www.luguang.cn mail:lge@luguang.cn
tj=125 c 0 tj=25 c 0 tj=75 c 0 ratings and characteristic curves (s1a thru s1m) fig.5- typical forward characteristics instantaneous forward current. (a) 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 0.1 0.01 0.05 0.5 5 50 100 0.02 0.2 2 1 10 20 forward voltage. (v) fig.3- maximum non-repetitive forward surge current peak forward surge current. (a) 1 2 5 10 20 100 50 5 2 1 10 50 20 100 number of cycles at 60hz 8.3ms single half sine wave tj=tj max fig.4- typical junction capacitance junction capacitance.(pf) 0.1 0.01 1 10 100 10 2 5 20 100 50 1 reverse voltage. (v) tj=25 c f=1.0mhz vsig=50mvp-p 0 fig.1- maximum forward current derating curve average forward current. (a) 0 20 40 60 80 100 120 140 160 1.2 1.0 0.8 0.6 0.4 0.2 0 lead temperature. ( c) o version: e08 fig.2- typical reverse characteristics 0 20 40 60 80 100 120 140 0.001 0.01 0.1 1 10 100 percent of rated peak reverse voltage. (%) 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 s1m s1a-s1k s1a-s1m 1.0amp.surface mount rectifiers http://www.luguang.cn mail:lge@luguang.cn
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