bav70t switching diodes 200 mamperes 70 volts surface mount switching diodes weitron http://www .weitron.com.tw 1/3 13-apr-10 sot-523f(sc-89) sot-523f outline dimensions (sc-89) unit:mm * ultra-small surface mount package * fast s w i t ch i n g speed * for general purpose switching applications * h i gh c o nd u cta n c e featu r es: mechanical data: * polarity: see diagrams page.2 * marking : see diagrams page.2 * weight: 0.002 grams (approx) le a d( p b)- f r ee p b a 1 2 3 b g d j n m k c t op v ie w s dim a b c d g j k m m in 1.50 0.75 0.60 0.23 nom 1.60 0.85 0.70 0.28 max 1.70 0.95 0.80 0.33 sc-89 0.50bsc 0.10 0.15 0.20 0.30 1.50 0.40 0.50 --- --- --- --- 10 10 n s 1.60 1.70
maximum ratings ( t a =25c unless othe r wise no t ed) characteristic v (br)r v f c t i r min max unit 70 - - - - - 715 855 1000 1250 1.5 5.0 100 mv v p f a na r forward recovery voltage i f = 10 ma, tr = 20 ns fig.2 e v erse r e c o v er t ime i f = i r = 10 ma, r l = 100, i r(rec) = 1.0 ma fig.1 t r r v rf 6.0 ns - 1.75 v device marking item symbol i o i fsm v r p d v alue unit 70 200 0.5 225 1.8 300 2.9 -55 to + 150 electrical characteristics ( t a =25?c unless othe r wise no t ed) characteristic symbol r e v erse b r eakd o wn v oltage i r =100a f o r w a r d v oltage i f =1.0ma i f =10ma i f =50ma i f =150ma t otal c apacitan c e v r =0 v , f=1.0m h z r e v erse c u r r e nt v r =75v v r =50v marking eqivalent ci r cuit diagram 1 2 3 bav70t a4 reverse voltage forward continuous current peak forward surge current total device dissipation fr?5 board 1 t a = 25c derate above 25c total device dissipation alumina substrate 2 t a = 25c derate above 25c junction and storage temperature range t j ,t stg v ma a mw p d mw c weitron http://www.weitron.com.tw 2/3 13-apr-10 bav70t thermal resistance r ja ?c/w mw/?c 555 thermal resistance r ja ?c/w 345
electrical characteristic curves(t a =25?c) weitron http://www .weitron.com.tw 3/3 13-apr-10 bav70t no t e s: 1 . a 2 . 0 k ? v ariable re s is t or adju st ed f or a f orward curren t ( i f ) o f 10 m a . no t e s: 2 . i npu t pul s e i s adjus t ed s o i r(pea k ) i s equal t o 10 m a . no t e s: 3 . t p ? t r r ? ? ? figu re 1 . rec o very t i me e qui va l e n t t est c i rc uit figure 2. forward v oltage figure 3. leakage current figu re 4 . ca p ac i ta n c e curves applicable to each anode
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