byt 56 a - byt 56 m prv : 50 - 1000 volts io : 3 . 0 amperes features : * high current capability * high surge current capability * high reliability * low reverse current * low forward voltage drop * fast switching for high efficiency * pb / rohs free mechanical data : * case : do - 201 ad molded plastic * epoxy : ul 94 v - o rate flame retardant * lead : axial lead solderable per mil - std - 202 , method 208 guaranteed * polarity : color band denotes cathode end * mounting position : any * weight : 1 . 16 grams maximum ratings and electrical characteristics rating at 25 c ambient temperature unless otherwise specified . symbol byt 56a byt 56b byt 56d byt 56g byt 56j byt 56k byt 56m unit maximum repetitive peak reverse voltage v rrm 50 100 200 400 600 800 1000 v maximum reverse voltage v r 50 100 200 400 600 800 1000 v 1.5 (on pc board) 3.0 ( l = 10 mm, t l = 25 c) maximum peak forward surge current, ( tp = 10 ms, half sinewave) maximum forward voltage at i f = 3 a v f 1.4 v maximum reverse current i r 5 (tj = 25 c) m a ( v r = v rrm ) i r(h) 150 (tj = 150 c) m a maximum reverse recovery time (i f = 0.5 a, i r = 1.0 a, irr = 0.25 a.) maximum junction ambient thermal resistance ( l = 10mm, t l = constant ) junction temperature range t j - 55 to + 175 c storage temperature range t stg - 55 to + 175 c note : (1) reverse recovery test conditions page 1 of 2 rev. 03 : october 5, 2005 rating a a i fsm i f(av) 80 maximum average forward current fast recovery rectifiers r thja 25 k/w t rr 100 ns do-201ad 0.21 (5.33) 0.19 (4.82) 0.375 (9.52) 0.285 (7.24) 0.052 (1.32) 0.048 (1.22) 1.00 (25.4) min. 1.00 (25.4) min. dimensions in inches and ( millimeters )
fig.1 - reverse recovery time characteristic and test circuit diagram + notes : 1. rise time = 7 ns max., input impedance = 1 megaohm, 22 pf. 2. rise time = 10 ns max., source impedance = 50 ohms. 3. all resistors = non-inductive types. fig.2 - derating curve for output fig.3 - maximum thermal resistance rectified current vs. lead length 0 25 50 75 100 125 150 175 0 5 10 15 20 25 30 35 40 ambient temperature, ( c) l , lead length (mm) fig.4 - typical forward characteristics fig.5 - reverse current vs. junction temperature 0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3.0 forward voltage, volts page 2 of 2 rev. 03 : october 5, 2005 rating and characteristic curves ( bat56a - bat56m ) 4 3 2 1 5 10 100 10 40 0 50 0 30 20 10 0.1 10 125 0.1 1 1 150 200 25 50 75 100 175 tj, junction temperature r t h j a - t h e r m . r e s i s t . j u n c t i o n / a m b i e n t ( k / 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 , a m p e r e s f o r w a r d c u r r e n t , a m p e r e s i r , r e v e r s e c u r r e n t ( a ) t j = 25 c 50 vdc (approx) d.u.t. oscilloscope ( note 1 ) 1 w 50 w 10 w pulse generator ( note 2 ) trr + 0.5 0 - 0.25 - 1.0 a 1 set time base for 25-35 ns/cm v r = v rrm half sinewave r thja = 45k/w l = 10 mm l l t l = constant v r = v rrm
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