30v-40v 2.0a 1 of 2 web site: www.taychipst.com features e-mail: sales@taychipst.com maximum ratings and electrical characteristics m e c h a n i c a l d a t a ? low power loss, high efficiency ? low profile surface mount package ? built-in strain relief ? for use in low voltage high frequency inverters, free wheeling, and polarity protection applications ? guardring for overvoltage protection ? plastic package has underwriters laboratory flammability classification 94v-0 case: jedec do-214ac molded plastic body terminals: solder plated, solderable per mil-std750, method 2026 high temperature soldering guaranteed: 250c/10 seconds at terminals polarity: color band denotes cathode end weight: 0.002 ounce, 0.064 gram maximum ratings and thermal characteristics (t a = 25c unless otherwise noted) parameter symbol SSA23L ssa24 unit device marking code 23l s24 v maximum repetitive peak reverse voltage v rrm 30 40 v maximum rms voltage v rms 21 28 v maximum dc blocking voltage v dc 30 40 v maximum average forward rectified current at t l (see fig. 1) i f(av) 2.0 a peak forward surge current 8.3ms single half sine-wave superimposed on rated load (jedec method) i fsm 60 a non-repetitive avalanche energy at ta = 25c, ias = 1.5a, l = 10mh eas 11.25 mj typical thermal resistance (2) r ja 110 r jl 28 c/w voltage rate of change (rated v r ) dv/dt 10,000 v/s operating junction temperature range t j -65 to + 150 c storage temperature range t stg -65 to + 150 c electrical characteristics (t a = 25c unless otherwise noted) parameter symbol typ. max. typ. max. unit maximum instantaneous t j =25c v f 0.43 0.45 0.45 0.49 v forward voltage at 2.0a (1) t j =125c 0.32 0.38 0.36 0.42 maximum dc reverse current t j =25c ? 0.5 ? 0.2 at rated dc blocking voltage (1) t j =125c i r 15 25 12 20 ma notes : (1) pulse test: 300 s pulse width, 1% duty cycle (2) aluminum substrate mounted high-current density surface mount schottky rectifier SSA23L and ssa24
ratings and characteristic curves SSA23L and ssa24 2 of 2 e-mail: sales@taychipst.com web site: www.taychipst.com fig. 5 - typical junction capacitance c j ?junction capacitance (pf) 100 1,000 10 100 10 1 reverse voltage (v) i f ?instantaneous forward current (a) 100 10 1 0.1 0.01 t j = 25 c t j = 125 c t j = 150 c instantaneous forward voltage (v) 0 0.2 0.8 1.0 0.4 0.6 fig. 3 - typical instantaneous forward characteristics i r ?instantaneous reverse current (ma) fig. 4 - typical reverse characteristics t j = 150 c t j = 25 c 20 0 0.001 0.01 0.1 1.0 10 100 100 40 60 80 percent of rated peak reverse voltage (%) 0 1.0 1.5 2.0 2.5 0 25 50 75 100 125 150 fig. 1 ?forward current derating curve average forward current (a) lead temperature ( c) 0.5 t j = 125 c peak forward surge current (a) number of cycles at 60 h z fig. 2 - maximum non-repetitive peak forward surge current 0 10 20 30 40 50 60 70 110 100 SSA23L ssa24 SSA23L ssa24 t j = 25 c f = 1.0 mhz v sig = 50 mvp-p SSA23L ssa24 SSA23L ssa24 30v-40v 2.0a high-current density surface mount schottky rectifier SSA23L and ssa24
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