a b s o l u t e m a x i m u m r a t i n g s c o l l e c t o r - e m i t t e r v o l t a g e c o l l e c t o r - b a s e v o l t a g e e m i t t e r - b a s e v o l t a g e c o l l e c t o r c u r r e n t ( d c ) s y m b o l v c e o v c b o v e b o i c ( d c ) p n p / w t p 7 7 2 u n i t v v v a r a t i n g c h a r a c t e r i s t i c s s y m b o l m i n m a x u n i t e l e c t r i c a l c h a r a c t e r i s t i c s c o l l e c t o r - e m i t t e r b r e a k d o w n v o l t a g e ( i c = - 1 0 m a , i b = 0 ) c o l l e c t o r - b a s e b r e a k d o w n v o l t a g e ( i c = - 1 0 0 a , i e = 0 ) e m i t t e r - b a s e b r e a k d o w n v o l t a g e ( i e = - 1 0 0 a , i c = 0 ) c o l l e c t o r c u t o f f c u r r e n t ( v c b = - 3 0 v , i e = 0 ) e m i t t e r c u t o f f c u r r e n t ( v e b = - 3 . 0 v , i = 0 ) v ( b r ) c e o v ( b r ) c b o v ( b r ) e b o i c b o i e b o - - - - - v v v a a wtp772 to-251 t s t g p d c c w e i t r o n h t t p : / / w w w . w e i t r o n . c o m . t w pnp epitaxial planar transistors ( t a = 2 5o c ) -30 -40 -5.0 -30 -40 -5.0 -3.0 -7.0 -0.6 c o l l e c t o r c u r r e n t ( p u l s e ) 1 i ( p u l s e ) i ( p u l s e ) a a b a s e c u r r e n t t o t a l d e v i c e d i s s i p a t i o n t c = 2 5 c t a = 2 5 c 1 0 1.4 w j u n c t i o n t e m p e r a t u r e t j 1 5 0 s t o r a g e , t e m p e r a t u r e - 5 5 t o + 1 5 0 d e v i c e m a r k i n g wtp772 = 772 -1.0 -1.0 n o t e : 1 . p w 3 8 0 u s , d u t y c y c l e 2 % 1 2 3 3. emitter 2. collector 1. base c b c le a d( p b)- f r ee p b 1/5 12-mar-08
2/5 12-mar-08 c ur r en t-g ain-b and width p r o duc t (i c = -0.1ma , v ce =-5.0 v , f=100mhz) output capacitance (v cb = -10v, i e =0, f=1mhz) * pulse test: pw 380s, duty cycle 2%. f t cob mhz pf c ollec t or-emitt er s a tur a tion v oltage (i c = -2.0a , i b = -0.2ma) b ase-emitt er s a tur a tion v oltage (i c = -2.0a , i b = -0.2ma ) h fe h fe v ce(sa t) v be(sa t) v v on characteristics electrical characteristics ( t a =25? c unless other wise not ed) (c oun tinued) characteristics symbol unit min max - - - -1.0 -0.3 - - - - - wtp772 weitron http://www .weitron.com.tw (i c = -1.0a , v ce=-2.0v ) dc c ur r en t g ain dc c ur r en t g ain (i c = -20ma , v ce = -2.0 v) 100 500 (1) (2) 30 -0.5 -2.0 80 55 classification of h fe(1) r ank q p e r ange 100-200 160-320 250-500 typ - - -
3/5 12-mar-08 wtp772 weitron http://www .weitron.com.tw
4/5 12-mar-08 wtp772 weitron http://www .weitron.com.tw
to-251 outline dimension & marking unit:mm d i m a 6.40 6.80 5.20 5.50 6.80 7.20 7.20 7.80 2.30 ref. 0.60 0.90 0.50 0.70 2.20 2.40 0.45 0.55 0.45 0.60 0.90 1.50 5.40 5.80 b c d e f g h j k l m m i n m a x to-251 b m c g e h j l k 1 2 3 4 a 1 . e m i t t e r 2 . b a s e 3 . c o l l e c t o r d f 5/5 12-mar-08 wtp772 weitron http://www .weitron.com.tw
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