1SS131 high speed switching diode features : ? high switching speed: max. 4 ns ? continuous reverse voltage:max. 80 v ? repetitive peak reverse voltage:max. 90 v ? pb / rohs free mechanical data : case: do-34 glass case weight: approx. 0.093g maximum ratings and thermal characteristics ( rating at 25 c ambient temperature unless otherwise specified .) symbol value unit v rrm 90 v v rm 80 v maximum average forward current i f 130 ma maximum peak forward current i fm 400 ma maximum power dissipation p d 300 mw maximum non-repetitive peak forward current i fsm 600 ma maximum junction temperature t j 175 c storage temperature range t s -65 to + 175 c electrical characteristics (ta = 25 c unless otherwise noted) parameter symbol min. typ. max. unit reverse current i r v r = 80 v - - 0.5 m a forward voltage v f i f = 100 ma - - 1.2 v capacitance between terminals c t - - 2.0 pf i f = 10 ma , v r = 6 v r l = 50 w page 1 of 2 rev. 02 : march 25, 2005 f = 1mhz ; v r = 0.5 reverse recovery time ns 4.0 - - trr parameter maximum repetitive peak reverse voltage maximum continuous reverse voltage test condition do - 34 glass dimensions in inches and ( millimeters ) 0.078 (2.0 )max. 0.118 (3.0) max. 0.019 (0.50)max. 1.00 (25.4) min. 1.00 (25.4) min. cathode mark
rating and characteristic curves ( 1SS131 ) fig.1 - derating curve for output fig.2 - power darating curve rectified current 0 25 50 75 100 125 150 175 0 25 50 75 75 100 125 150 175 ambient temperature, ( c) ambient temperature, ( c) fig.3 - typical forward characteristics fig.4 - typical reverse characteristics page 2 of 2 rev. 02 : march 25, 2005 100 75 50 25 125 1000 10 400 0 500 0 300 200 100 80 10 100 10 100 0 20 40 60 120 percent of rated reverse voltage, (%) p o w e r d i s s i p a t i o n , m w a v e r a g e f o r w a r d o u t p u t c u r r e n t , m a f o r w a r d c u r r e n t , m a r e v e r s e c u r r e n t , n a ta = 25 c ta = 100 c 1 t a = 25 c 140 forward voltage, volts 0 0.2 0.4 0.6 0.8 1.0 1.2 1..4 1.6 1.8 2.0 10 m a
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