preliminary data sheet patented preliminary sscd052 thru SSCD054 surface mount schottky barrier rectifier reverse voltage - 20 to 40 volts forward current - 500 ma features mechanical data * lead free product * leadless chip form , no lead damage * lead-free solder joint , no wire bond & lead frame * low vf , high surge capability * plastic package has underwriters laboratory flammability classification 94v-0 * for surface mounted applications * low profile package * built-in strain relief * metal to silicon rectifier , majority carrier conduction * low power loss , high efficiency * for using in low voltage high frequency switching power supply, inverters , free wheeling , and polarity protection applications case : packed with frp substrate and epoxy underfilled terminals : pure tin plated (lead-free), solderable per mil-std-750, method 2026. polarity : laser marking weight : 0.012 gram maximum ratings and electrical characteristics ratings at 25 o c ambient temperature unless otherwise specified. maximum repetitive peak reverse voltage maximum average forward rectified current (see fig.1) peak forward surge current 8.3ms single half sine-wave superimposed on rated load (jedec method) maximum instantaneous forward voltage at 0.5 a (note 1) maximum dc reverse current at rated dc blocking voltage @t j =25 o c @t j =100 o c typical thermal resistance (note 2) operating junction and storage temperature range symbols v rrm i (av) i fsm v f i r r ja t j, t stg 500 15 0.42 0.48 20 10 88 r jl 28 -55 to +125 units volts maximum rms voltage v rms volts maximum dc blocking voltage v dc sscd052 20 14 20 SSCD054 40 28 40 volts volts ma amps ua ma o c / w o c notes : (1) pulse test width pw=300usec , 1% duty cycle. (2) mounted on p.c. board with 0.2 x 0.2"(5.0 x5.0mm) copper pad areas. 1206 *dimensions in inches and (millimeters) tm patented patented (note 1) zowie technology corporation rev. 0 0.142 (3.60) 0.002 (0.05) r0.0 16 (0. 40 ) 0.126 (3.20) 0.035 (0.90) 0.020 (0.50) 0.035 (0.90) 0.020 (0.50) 0.083 (2.10) 0.067 (1.70) 0.046(1.16) 0.034(0.86) 0.063 (1.60)
preliminary data sheet ratings and characteristic curves sscd052 thru SSCD054 fig.1 - forward current derating curve fig.3 - typical instantaneous forward characteristics average forward rectified current, amperes 1.0 0.5 iinstantaneous forward current, amperes 0.10 1.00 10.00 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 0 0 25 50 75 100 125 150 resistive or inductive load p.c.b. mounted on 0.2 x 0.2"(5.0x5.0mm) copper pad areas lead temperature, o c instantaneous forward voltage, volts 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 (jedec method) 0 5 10 15 20 1 10 100 fig.4 - typical reverse characteristics percent of rated peak reverse voltage,% instantaneous reverse current, milliamperes 0.01 .001 0 20 0.10 1.0 10 100 tj=100 o c tj=25 o c 40 60 80 100 fig.5 - typical junction capacitance tj = 25 o c f=1.0mhz vsig=50mvp-p reverse voltage, volts .1 junction capacitance, pf 400 1.0 10 100 100 10 sscd052 SSCD054 zowie technology corporation rev. 0
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