ss32 thru ss310 page: 1 frontier electronics corp. 667 e. cochran street, simi valley, ca 93065 tel: (805) 522-9998 fax: (805) 522-9989 e-mail: frontiersales@frontierusa.com web: http://www.frontierusa.com 3a surface mount schottky barrier rectifiers ss32 thru ss310 features z for surface mounted applications z low profile package z built-in strain relief z easy pick and place z plastic material used carries underwriters laboratory classification 94 v-0 z extremely low vf z majority carrier conduction z high temperature soldering: 250c/10 seconds at terminals mechanical data z case: molded plastic, do-214ab (smb), dimensions in millimeters (millimeters z terminals: solder plated z polarity indicated by cathode band z weight 0.21 grams maximum ratings and electrical characteristics ratings at 25 c ambient temperature unless otherwise specified single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20% ratings symbol ss32 ss33 SS34 ss35 ss36 ss38 ss310 units maximum recurrent peak reverse voltage v rrm 20 30 40 50 60 80 100 v maximum rms voltage v rms 14 21 28 35 42 56 70 v maximum dc blocking voltage v dc 20 30 40 50 60 80 100 v maximum average forward rectified current see fig.1 i o 3.0 a maximum overload surge 8.3ms single half sine-wave i fsm 100 a typical junction capacitance (note 1) c j 300 pf typical thermal resistance (note 2) r jl 17 /w typical thermal resistance (note 2) r ja 55 /w storage temperature range t stg -55 to + 150 operating temperature range t op -55 to + 125 electrical characteristics (a t t a =25 c unless otherwise noted) characteristics symbol ss32 ss33 SS34 ss35 ss36 ss38 ss310 units maximum forward voltage at 3.0a and 25 v f 0.50 0.70 0.85 v maximum reverse current at 25 i r 0.5 ma note: 1. measured at 1.0 mhz and applied reverse voltage of 4.0 v 2. p.c.b. mounted 0.55?0.55 ?(1414 mm ) 0.013mm thick copper pad areas 3. sma package suffix ? a? , smb package suffix ?b?, smc no suffix .060(1.52) .030(0.76) .320(8.13) .305(7.75) .103(2.62) .079(2.06) .280(7.11) .260(6.60) .245(6.22) .220(5.59) .126(3.20) .114(2.90) cathode
ss32 thru ss310 page: 2 ratings and characteristic curve ss32 thru ss310 fig. 3a - typical reverse characteristics 100 10 1.0 .10 .01 .001 instantaneous reverse current, milliamperes 0 20 40 60 80 100 120 140 percent of rated peak reverse voltage, (%) t j =125 t j =75 t j =25 ss32~SS34 100 10 1.0 .10 .01 .001 instantaneous reverse current, milliamperes 0 20 40 60 80 100 120 140 percent of rated peak reverse voltage, (%) t j =150 t j = 75 pulse width=300us 1% duty cycle ss32~SS34 ss35~ss310 fig. 1 - forward current derating curve 3.0 2.25 1.5 0.75 0 average forward current amperes 0 25 50 75 100 125 150 175 single phase half wave 60h z resistive or inductive load lead temperature, p.c.b mounted on 0.30.3?(8.08.0mm) copper pad areas
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