dimensions in inches and (millimeters) sma/do-214ac features for surface mounted application metal to silicon rectifier, majority carrier conduction low forward voltage drop easy pick and place high surge current capability plastic material used carriers underwriters laboratory classification 94v-0 epitaxial construction high temperature soldering: 260 o c / 10 seconds at terminals mechanical data case: molded plastic terminals: pure tin plated, lead free. polarity: indicated by cathode band packaging: 16mm 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 sk 32a sk 33a sk 34a sk 35a sk 36a sk 39a sk 310a sk 315a units maximum recurrent peak reverse voltage v rrm 20 30 40 50 60 90 100 150 v maximum rms voltage v rms 14 21 28 35 42 63 70 105 v maximum dc blocking voltage v dc 20 30 40 50 60 90 100 150 v maximum average forward rectified current at t l (see fig. 1) i (av) 3.0 a peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (jedec method ) i fsm 70 a maximum instantaneous forward voltage (note 1) @ 3.0a v f 0.55 0.75 0.85 0.95 v 0.5 maximum dc reverse current @ t a =25 o c at rated dc blocking voltage @ t a =125 o c i r 10 5.0 0.1 2.0 ma ma typical thermal resistance ( note 2 ) r jl r ja 28 88 o c/w operating temperature range t j -55 to +125 -55 to +150 o c storage temperature range t stg -55 to +150 o c notes: 1. pulse test with pw=300 usec, 1% duty cycle 2. measured on p.c.board with 0.2 x 0.2? (5 x 5mm) copper pad areas. sk32a-sk315a 3.0amp. surface mount schottky barrier rectifiers http://www.luguang.cn mail:lge@luguang.cn
ratings and characteristic curves (sk32a thru sk315a) fig. 1- maximum forward current derating curve fig. 2- maximum non-repetitive peak forward current surge fig. 3- typical forward characteristics fig. 4- typical reverse characteristics fig. 5- typical junction capacitance average forward current.(a) peak forward surge current.(a) instantaneous forward current.(a) instantaneous reverse current.(ma) junction capacitance.(pf) lead temp erature.( c) number of cycles at 60hz forward voltage.(v) percent of rated peak reverse voltage.(%) reverse voltage.(v) t, pulse duration, (sec) 50 60 70 80 90 100 110 120 130 140 150 160 0 1.0 2.0 3.0 1 0 10 100 30 60 90 120 150 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.5 0.01 0.1 1 10 40 0 20 40 60 80 100 120 140 0.001 0.01 0.1 1 10 20 0.1 10 11 0 100 100 1000 0.01 0.1 0.1 1 10 100 resistive or inductiveload pcb mounted on 0.2x0.2" (5.0x5.0mm)copper pad areas pulse width=300 s 1% duty cycle tj=25 c f=1.0mhz vsig=50mvp-p transcient thermal impedance, ( c/w) o 1 10 100 at rated tl 8.3ms single half sine wave jedec method sk35a-sk315a sk32a-sk34a sk39a-sk315a sk35a-sk36a sk32a-sk34a sk32a-sk34a sk39a-sk315a sk35a-sk36a fig.6- typical transient thermal characteristics version: b07 tj=125 c tj=75 c tj=25 c sk32a-sk315a 3.0amp. surface mount schottky barrier rectifiers http://www.luguang.cn mail:lge@luguang.cn
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