zowie (45v / 3.0a) SCD345MH absolute maximum ratings (ta = 25 o c) v rrm v i f(av) a i fsm a t j t stg 8.3ms single half sine-wave item average forward current symbol conditions unit peak forward surge current operating junction temperature range 45 80 -55 to +150 -55 to +150 3.0 repetitive peak reverse voltage storage temperature range schottky barrier diode * halogen-free type * compliance to rohs product * lead less chip form, no lead damage * low power loss, high efficiency * high current capability, low vf * plastic package has underwriters laboratory flammability classification 94v-0 features * switching mode power supply applications * portable equipment battery applications * high frequency rectification * dc / dc converter * telecommunication application * 3,000 pieces per 7" (178mm 2mm) reel * 4 reels per box * 6 boxes per carton packing case : packed with frp substrate and epoxy underfilled terminals : pure tin plated (lead-free), solderable per mil-std-750, method 2026. polarity : laser cathode band marking weight : 0.02 gram mechanical data o c o c electrical characteristics (ta = 25 o c) item symbol conditions min. typ. max. unit v f i f = 3.0a v - 0.50 0.55 forward voltage (note 1) o c/w - 128 - r th(ja) junction to ambient (note 2) thermal resistance o c/w - 18 - r th(jc) junction to case (note 2) pf - 115 - c j v r = 4v, f = 1.0 mhz junction capacitance ma - 0.01 0.10 i rrm repetitive peak reverse current v r = max. v rrm , ta = 25 o c 2014/09 rev. 0 notes : (1) pulse test width pw=300usec , 1% duty cycle. (2) mounted on p.c. board with recommended copper pad areas. scd 345m . 2.20 0.1 0. 5 0 0.95 0.2 0.95 0.2 4.5 0.1 0.96 + 0.2 - 0.1 5.14 ref . 1.47 min. 1.27 min. 2.60 max. uni t : mm outline dimensions marking equivalent : sma do-214ac case : 2010 mounting pad layout rating
zowie (45v / 3.0a) SCD345MH 2014/09 rev. 0 fig.1 - forward current derating curve average forward rectified current, amperes 4 3 2 1 0 0 50 70 90 110 130 150 170 case temperature, o c fig.2 - maximum non-repetitive peak forward surge current peak forward surge current, amperes number of cycles at 60hz 8.3ms single half sine-wave 0 10 20 30 50 60 70 40 80 1 10 100 fig.5 - typical junction capacitance t j = 25 o c f=1.0mhz vsig=50mvp-p reverse voltage, volts .1 junction capacitance, pf 400 1.0 10 100 100 10 fig.3 - typical instantaneous forward characteristics iinstantaneous forward current, amperes instantaneous forward voltage, (v) 0.1 1 10 0.01 0.2 0.1 0 0.3 0.4 0.6 0.5 t j = 150j t j = 125j t j = 100j t j = 25j fig.4 - typical reverse characteristics instantaneous reverse leakage current, milliamperes percent of rated peak reverse voltage,% 0.0001 0.001 0.01 0.1 100 1 10 0 20 40 60 80 100 t j = 25 o c t j = 125 o c t j = 150 o c t j = 100 o c
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