* f or su r fa c e m ou n t a ppli c a tio n * m etal- s emi c ondu c t or j un c tio n w ith g ua r d r in g * e pitaxial c onst r u c tio n * v e r y l o w f o r w a r d v oltage d r o p *high c u r r e n t c apabili t y * p lastic m e t e r ial has ul f lammabili t y c lassifi c a tion 94v- 0 * f or u se in l o w , a nd p ola r i t y p r o t e c tion a ppli c a tion s * c ase : m olded p lasti c * p ola r i t y :indi c a t ed b y c a th o de ban d * w eig h t : 0.002 oun c e ,0.064 g r am s reverse v ol t age 20 t o 60 v ol ts for w ard current 3.0 ampere b320 a thru b360 a weitron http://www .weitron.com.tw sma(do-214ac) mechanical data featur e: surface mount schottky barrie r rectifiers sma outline dimension u nit:mm sma dim min max a b c d e g h j 2.20 4.00 1.27 0.15 4.48 0.10 0.76 1.70 2.92 4.60 1.63 0.31 5.59 0.20 1.52 2.62 a b c d j g h e rev.b 03-jul-09 1/3 lead(pb)- f r ee p b
m aximum r ecur r en t p eak r e v erse v oltage m aximum rms v oltage m aximum dc b lo ck ing v oltage m aximum a v er age f or w ar d r ec tified c ur r en t @t c=100 c p eak f or w ar d sur ge c ur r en t , 8.3 ms s ingle half s ine-w a v e sup er imp osed on r a t ed l oad ( jedec m etho d) m aximum instan taneous a t 3.0a dc m aximum dc r e v erse c ur r en t @tj=25 c a t r a t ed dc b lo ck ing v oltage @tj=100 c t ypic al j unc tion c apacitanc e (n ot e 1) t ypic al t her mal r esistanc e (n ot e 2) op er a ting t emp er a tur e r ange s t or age t emp er a tur e r ange r a ting 25 c a mbien t t emp er a tur e u nless o ther wise s p ecified . s ingle p hase half w a v e , 60hz , r esistiv e or induc tiv e l oad . f or c apacitiv e l oad , d er a t e c ur r en t b y 20%. vrrm vrms vdc if(a v ) ifsm vf ir cj jl tj t st g 20 14 20 30 21 30 40 28 40 50 35 50 60 42 60 -55 t o+125 -55 t o+150 notes:1.measured at 1.0mhz applied reverse voltage of 4.0v dc. 2.thermal resistance junction to case. 3.0 80 0.5 0.7 0.5 20 250 10 b320a thru b360a http://www .weitron.com.tw characteristic symbol b320a b330a B340A b350a b360a unit weitron r q rev.b 03-jul-09 2/3
b320a thru b360a http://www .weitron.com.tw fig.5 t ypical reverse characteristics percent of ra ted peak reverse v ol t age, (%) inst ant aneous reverse current ,(ma) 0 20 40 60 80 100 120 140 100 10 1.0 0.1 0.01 0.001 t j =125 c t j =100 c t j =25 c fig.3 t ypical forward characteristics inst ant aneous for w ard v ol t age, (v ol ts) inst ant aneous for w ard current ,(a) 10 1.0 0.1 .01 0 0.2 0.4 0.6 0.8 1.0 b320a t o B340A b350a t o b360a tj=25 c pulse width:300us reverse v ol t age , (v ol ts) cap acit ance , (pf) 0.1 1.0 4.0 10.0 100 t j =25 c f=1mhz 1000 100 10 fig.4 t ypical junction capacitance fig.1 forward curr ent derating curve lead tempera ture , c 25 50 75 100 125 150 175 signe phase half w a ve 60hz resistive or inductive l o ad a verage for w ard current amperes fig.2 maximum non-repetitive surge curr ent number of cycles a t 60hz peak for w ard surge current , amperes pulse width 8.3ms single malf-sine-w a ve ( jedec method) 1 2 5 10 20 50 100 120 80 40 0 20 60 100 0 1.0 2.0 3.0 4.0 5.0 weitron rev.b 03-jul-09 3/3
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