s m d ty p e w w w . k e x i n . c o m . c n 1 t ra n s i s t o r s np n t r an sist o r s bf p 740 ( k fp 7 4 0 ) f e a tu r e s h i g h g a i n u l t r a l o w n o i s e r f t r a n s i s t o r h i g h m a x i m u m s t a b l e g a i n g o l d m e t a l l i z a t i o n f o r e x t r a h i g h r e l i a b i l i t y 1 5 0 g h z f t - s i l i c o n g e r m a n i u m t e c h n o l o g y o u t s t a n d i n g n o i s e f i g u r e f = 0 . 5 d b a t 1 . 8 g h z o u t s t a n d i n g n o i s e f i g u r e f = 0 . 8 5 d b a t 6 g h z a b s o l u te m a x i m u m ra ti n g s t a = 2 5 1.25 0.1 0.1 max. 2.1 0.1 0.15 +0.1 -0.05 0.3 +0.1 2 0.2 0.1 0.9 1 2 3 4 a +0.1 0.6 a m 0.2 1.3 -0.05 -0.05 0.15 0.1 m 4x 0.1 0.1 min. sot -343 1 base 2 emitter 3 collector 4 emitter uint: mm p a r a m e t e r s y m b o l r a t i n g u n i t c o l l e c t o r - b a s e v o l t a g e v c b o 1 3 c o l l e c t o r - e m i t t e r v o l t a g e v c e s 1 3 c o l l e c t o r - e m i t t e r v o l t a g e t a > 0 c 4 t a 0 c 3 . 5 e m i t t e r - b a s e v o l t a g e v e b o 1 . 2 c o l l e c t o r c u r r e n t - c o n t i n u o u s i c 3 0 b a s e c u r r e n t i b 3 c o l l e c t o r p o w e r d i s s i p a t i o n p c 1 6 0 m w j u n c t i o n - s o l d e r i n g p o i n t r t h js 3 8 0 / 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 a m b i e n t t e m p e r a t u r e t a - 6 5 t o 1 5 0 s t o r a g e t e m p e r a t u r e r a n g e t st g - 6 5 t o 1 5 0 v c e o v m a
s m d ty p e w w w . k e x i n . c o m . c n 2 t r a n s i s t o r s np n t r an sist o r s bf p 740 ( k fp 7 4 0 ) e l e c tr i c a l ch a r a c te r i s ti c s t a = 2 5 p a r a m e t e r s y m b o l t e s t c o n d i t i o n s m i n t y p m a x u n i t 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 v c b o i c = 1 0 0 u a i e = 0 1 3 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 v c e o i c = 1 m a i b = 0 4 4 . 7 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 v e b o i e = 1 0 0 u a i c = 0 1 . 2 c o l l e c t o r - b a s e c u t - o f f c u r r e n t i c b o v c b = 5 v , i e = 0 0 . 1 c o l l e c t o r - e m i t t e r c u t - o f f c u r r e n t i c e s v c e = 1 3 v , v e b e = 0 3 0 e m i t t e r c u t - o f f c u r r e n t i e b o v e b = 1 . 2 v , i c = 0 3 d c c u r r e n t g a i n h f e v c e = 3 v , i c = 2 5 m a 1 6 0 4 0 0 p o w e r g a i n , m a x i m u m s t a b l e g m s i c = 2 5 m a , v c e = 3 v , z s = z s o p t , z l = z l o p t , f = 1 . 8 g h z ( n o t e . 1 ) 2 7 p o w e r g a i n , m a x i m u m a v a i l a b l e g m a i c = 2 5 m a , v c e = 3 v , z s = z s o p t , z l = z l o p t , f = 6 g h z ( n o t e . 1 ) 1 7 i c = 8 m a , v c e = 3 v , f = 1 . 8 g h z , z s = z s o p t 0 . 5 i c = 8 m a , v c e = 3 v , f = 6 g h z , z s = z s o p t 0 . 8 5 i c = 2 5 m a , v c e = 3 v , z s = z l = 5 0 , f = 1 . 8 g h z 2 4 . 5 i c = 2 5 m a , v c e = 3 v , z s = z l = 5 0 , f = 6 g h z 1 3 . 5 t h i r d o r d e r i n t e r c e p t p o i n t a t o u t p u t i p 3 v c e = 3 v , i c = 2 5 m a , z s = z l = 5 0 , f = 1 . 8 g h z 2 5 1 d b c o m p r e s s i o n p o i n t a t o u t p u t p - 1 d b i c = 2 5 m a , v c e = 3 v , z s = z l = 5 0 , f = 1 . 8 g h z 1 1 c o l l e c t o r - b a s e c a p a c i t a n c e c cb v c b = 3 v , v b e = 0 , f = 1 m h z 0 . 0 8 0 . 1 4 c o l l e c t o r - e m i t t e r c a p a c i t a n c e c ce v c e = 3 v , v b e = 0 , f = 1 m h z 0 . 2 4 e m i t t e r - b a s e c a p a c i t a n c e c e b v e b = 0 . 5 v , v c b = 0 , f = 1 m h z 0 . 4 4 t r a n s i t i o n f r e q u e n c y f t v c e = 3 v , i c = 2 5 m a , f = 2 g h z 4 2 g h z v u a p f n o i s e f i g u r e f t r a n s d u c e r g a i n | s 2 1 e | d b d b m n o t e . 1 : g m a = | s 2 1 e / s 1 2 e | ( k - ( k 2 - 1 ) 1 / 2 ) , g m s = | s 2 1 e / s 1 2 e | 2 m a r k i n g m a r k i n g r 7 s
s m d ty p e w w w . k e x i n . c o m . c n 3 t ra n s i s t o r s np n t r an sist o r s bf p 740 ( k fp 7 4 0 ) t y p i c a l ch a r a c te r i s i ti c s total power dissipation p tot = ? ( t s ) 0 15 30 45 60 75 90 105 120 c 150 t s 0 20 40 60 80 100 120 140 mw 180 p t o t permissible pulse load r thjs = ? ( t p ) 10 -7 10 -6 10 -5 10 -4 10 -3 10 -2 10 0 s t p 1 10 2 10 3 10 k/w r t hj s d = 0,5 0,2 0,1 0,05 0,02 0,01 0,005 0 permissible pulse load p totmax / p totdc = ? ( t p ) 10 -7 10 -6 10 -5 10 -4 10 -3 10 -2 10 0 s t p 0 10 1 10 2 10 - p totma x / p t o t d c d = 0 0.005 0.01 0.02 0.05 0.1 0.2 0.5 collector-base capacitance c cb = ? ( v cb ) f = 1 mhz 0 2 4 6 8 10 12 0 0.02 0.04 0.06 0.08 0.1 0.12 0.14 0.16 0.18 0.2 v cb [v] c cb [pf]
s m d ty p e w w w . k exi n . co m . c n 4 t ran s i st or s . np n t r an sist o r s bf p 740 ( k fp 7 4 0 ) t y p i c a l ch a r a c te r i s i ti c s third order intercept point ip 3 = ? ( i c ) (output, z s = z l = 50 ? ) v ce = parameter, f = 1.8 ghz 0 5 10 15 20 25 30 35 0 3 6 9 12 15 18 21 24 27 30 i c [ma] ip 3 [dbm] 1.00v 2.00v 3.00v 4.00v transition frequency f t = ? ( i c ) f = 2 ghz v ce = parameter 0 5 10 15 20 25 30 35 0 5 10 15 20 25 30 35 40 45 50 i c [ma] f t [ghz] 2v to 4v 1.00v 0.75v 0.50v power gain g ma , g ms = ? ( f ) v ce = 3 v, i c = 25 ma 0 1 2 3 4 5 6 5 10 15 20 25 30 35 40 45 50 55 f [ghz] g [db] g ms g ma |s 21 | 2 power gain g ma , g ms = ? ( i c ) v ce = 3 v f = parameter 0 5 10 15 20 25 30 35 10 12 14 16 18 20 22 24 26 28 30 32 34 i c [ma] g [db] 6.00ghz 5.00ghz 4.00ghz 3.00ghz 2.40ghz 1.80ghz 0.90ghz
s m d ty p e w w w . k e x i n . c o m . c n 5 t r a n s i s t o r s np n t r an sist o r s bf p 740 ( k fp 7 4 0 ) t y p i c a l ch a r a c te r i s i ti c s power gain g ma , g ms = ? ( v ce ) i c = 25 ma f = parameter 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 0 4 8 12 16 20 24 28 32 36 v ce [v] g [db] 6.00ghz 5.00ghz 4.00ghz 3.00ghz 2.40ghz 1.80ghz 0.90ghz noise figure f = ? ( i c ) v ce = 3v, f = parameter z s = z sopt 0 5 10 15 20 25 30 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 i c [ma] f [db] f = 3ghz f = 0.9ghz f = 6ghz f = 1.8ghz f = 5ghz noise figure f = ? ( i c ) v ce = 3v, f = 1.8 ghz 0 5 10 15 20 25 30 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 i c [ma] f [db] z s = 50 ? z s = z sopt noise figure f = ? ( f ) v ce = 3 v, z s = z sopt 0 1 2 3 4 5 6 7 0 0.2 0.4 0.6 0.8 1 1.2 1.4 f [db] f [ghz] i c = 25ma i c = 8ma
s m d ty p e w w w . k exi n . co m . c n 6 t ra n s i s t o r s np n t r an sist o r s bf p 740 ( k fp 7 4 0 ) t y p i c a l ch a r a c te r i s i ti c s source impedance for min. noise figure vs. frequency v ce = 3 v, i c = 8 ma / 25 ma 1 0.2 0.4 2 4 0 1 ?1 ?5 10 1.5 ?10 ?1.5 0.5 ?0.5 0.1 2 ?0.1 ?2 0.2 ?0.2 0.3 3 ?0.3 ?3 0.4 ?0.4 4 ?4 5 6ghz i c = 8ma 1.8ghz 3ghz 5ghz 0.9ghz i c = 25ma 4ghz 2.4ghz 6ghz
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