input voltage 1.5 -55~+150 output current s t o r a g e t e m p e r a t u r e r a n g e t j, t s t g t h e r m a l r e s i s t a n c e j u n c t i o n - a i r ( r q j a ) - 3 5 s i7905a~18a si7924a - 4 0 t h e r m a l r e s i s t a n c e j u n c t i o n - c a s e s ( r q j c ) i o c c o o operating junction and p a r a m e t e r s y m b o l r a t i n g s u n i t v a v in a b s o l u t e m a x i m u m r a t i n g s w/ v v in rq ja rq jc 125 12.5 c o w/ h t t p : / / w w w . s e c o s g m b h . c o m / a n y c h a n g i n g o f s p e c i f i c a t i o n w i l l n o t b e i n f o r m e d i n d i v i d u a l 0 1 - j u n - 2 0 0 2 r e v . a p a g e 1 o f 5 d e s c r i p t i o n t h e s i 7 9 x xa s e r i e s o f f i x e d - v o l t a g e m o n o l i t h i c i n t e r g r a t e d - c i r c u i t v o l t a g e r e g u l a t o r s d e s i g n e d t o c o m p l e m e n t s e r i e s s i78xxa in a wide range of applications. these applications i n c l u d e o n - c a r d r e g u l a t i o n f o r e l i m i n a t i o n o f n o i s e a n d d i s t r i b u t i o n p r o b l e m s a s s o c i a t e d w i t h s i n g l e - p o i n t r e g u l a t i o n . e a c h o f t h e s e r e g u l a t o r s c a n d e l i v e r u p t o 1 .5a of output c u r r e n t . t h e i n t e r n a l c u r r e n t l i m i t i n g a n d t h e r m a l s h u t d o w n f e a t u r e s o f t h e s e r e g u l a t o r s m a k e t h e m e s s e n t i a l l y i m m u n e t o o v e r l o a d . i n a d d i t i o n t o u s e a s f i x e d - v o l t a g e r e g u l a t o r s , t h e s e d e v i c e s c a n b e u s e d w i t h e x t e r n a l c o m p o n e n t s t o o b t a i n a d j u s t a b l e o u t p u t v o l t a g e a n d c u r r e n t a n d a l s o a s t h e p o w e r p a s s e l e m e n t i n p r e c i s i o n r e g u l a t o r s . features *-5v,-6v,-8v,-9v,-10v,-12v,-15v,-18v,-24v output voltage available *output transistor safe-area compensation *no external components *internal thermal overload protection *internal short-circuit current limiting e l ek tr on isch e b a u e lemen te s i79xxa 3-terminal negative voltage regulator typical application s i79xxa * high power dissipation capability to-251 millimeter ref. min. max. ref. min. max. a 6.40 6.80 g 0.50 0.70 b 5.20 5.50 h 2.20 2.40 c 6.80 7.20 j 0.45 0.60 d 7.20 7.80 k 0.45 0.60 e 2.30 ref. l 0.90 1.50 f 0.60 0.90 m 5.40 5.80 millimeter
h t t p : / / w w w . s e c o s g m b h . c o m / a n y c h a n g i n g o f s p e c i f i c a t i o n w i l l n o t b e i n f o r m e d i n d i v i d u a l 01 -jun-2002 rev. a page 2 o f 5 e l e k t r o n i s c h e b a u e l e m e n t e s i79xxa 3-terminal negative voltage regulator 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 s i 7905a (refer to the test circuits, tj=0~125 : , i o=500ma, vin=-10v, cin=2 f, co=1 f unless otherwise specified) sy m b o l m i n . t y p . m a x . u n i t t e s t c o n d i ti o n s a-r a n k ( 3 % ) -4 . 8 5 -5 . 0 -5 . 1 5 vo b-r a n k ( 5 % ) -4 . 7 5 - -5 . 2 5 v v i n = - 1 0 v , i o = 5 0 0 m a, t j = 2 5 : -7 . 5 v vi n -2 0 v , 5 m a i o 1 a , pd 1 5 w - 1 2 . 5 5 0 -7 v vi n - 2 5 v , i o = 5 0 0 m a, t j = 2 5 : vo (l i n e r e g u l a t i o n ) - 4 1 5 m v -8 v vi n - 1 2 v , i o = 5 0 0 m a, t j = 2 5 : - 1 5 1 0 0 v i n = - 1 0 v , 5 m a i o 1 . 5 a , t j = 2 5 : vo (l o a d r e g u l a t i o n ) - 5 5 0 m v v i n = - 1 0 v , 2 5 0 m a i o 7 5 0 m a , t j = 2 5 : i q - - 6 . 0 m a v i n = - 1 0 v , i o = 5 0 0 m a, t j = 2 5 : - - 0 . 5 v i n = - 1 0 v , 5 m a i o 1 a i q - - 0 . 5 m a -7 v vi n - 2 5 v , i o = 5 0 0 m a vn - 1 2 5 - v 1 0 h z f 1 0 0 kh z , t j = 2 5 : r r 5 4 - - d b -8 v vi n - 1 8 v , f = 1 2 0 h z , t j = 2 5 : vd - 1 . 1 - v i o = 1 a, t j = 2 5 : i p k - 2 . 1 - a t j = 2 5 : v o / t j - -0 . 4 - m v/ : i o = 5 m a, 0 : t j 1 2 5 : s i 7906a (refer to the test circuits, tj=0~125 : , i o=500ma, vin=-11v, cin=2 f, co=1 f unless otherwise specified) sy m b o l m i n . t y p . m a x . u n i t t e s t c o n d i ti o n s a-r a n k ( 3 % ) -5 . 8 2 -6 . 0 -6 . 1 8 vo b-r a n k ( 5 % ) -5 . 7 0 - -6 . 3 0 v v i n = -1 1 v , i o = 5 0 0 m a, t j = 2 5 : -8 v vi n - 2 1 v , 5 m a i o 1 a, pd 1 5 w - 1 2 . 5 1 2 0 -8 v vi n - 2 5 v , i o = 5 0 0 m a, t j = 2 5 : vo (l i n e r e g u l a t i o n ) - 4 6 0 m v -9 v vi n - 1 3 v , i o = 5 0 0 m a, t j = 2 5 : - 1 5 1 2 0 v i n = -1 1 v , 5 m a i o 1 . 5 a, t j = 2 5 : vo (l o a d r e g u l a t i o n ) - 5 6 0 m v v i n = -1 1 v , 2 5 0 m a i o 7 5 0 m a, t j = 2 5 : i q - - 6 . 0 m a v i n = -1 1 v , i o = 5 0 0 m a, t j = 2 5 : - - 0 . 5 v i n = -1 1 v , 5 m a i o 1 a i q - - 1 . 3 m a -8 v vi n - 2 5 v , i o = 5 0 0 m a vn - 1 5 0 - v 1 0 h z f 1 0 0 kh z , t j = 2 5 : r r 5 4 - - d b -9 v vi n - 1 9 v , f = 1 2 0 h z , t j = 2 5 : vd - 1 . 1 - v i o = 1 a, t j = 2 5 : i p k - 2 . 1 - a t j = 2 5 : v o / t j - -0 . 4 - m v/ : i o = 5 m a, 0 : t j 1 2 5 :
3 of 5 -jun-2002 rev. a page 3 of 5 01 ht t p :/ /ww w . s eco s g m bh. c o m / a n y c han ging of s pecif i c at ion w ill not be inf orm ed individual e l ek tr on isch e b a u e lemen te vo s i79xxa 3-terminal negative voltage regulator s i 7908a (refer to the test circuits, tj=0~125 : , i o=500ma, vin=-14v, cin=2 f, co=1 f unless otherwise specified) sy m b o l m i n . t y p . m a x . u n i t t e s t c o n d i ti o n s a-r a n k ( 3 % ) -7 . 7 6 -8 . 0 -8 . 2 4 vo b-r a n k ( 5 % ) -7 . 6 0 - -8 . 4 0 v v i n = - 1 4 v , i o = 5 0 0 m a, t j = 2 5 : -1 0 . 5 v v i n - 2 3 v , 5 m a i o 1 a, pd 1 5 w - 1 2 . 5 1 6 0 -1 0 . 5 v v i n - 2 5 v , i o = 5 0 0 m a, t j = 2 5 : vo (l i n e r e g u l a t i o n ) - 4 8 0 m v -1 1 v vi n - 1 7 v , i o = 5 0 0 m a, t j = 2 5 : - 1 5 1 6 0 v i n = - 1 4 v , 5 m a i o 1 . 5 a , t j = 2 5 : vo (l o a d r e g u l a t i o n ) - 5 8 0 m v v i n = - 1 4 v , 2 5 0 m a i o 7 5 0 m a , t j = 2 5 : i q - - 6 . 0 m a v i n = - 1 4 v , i o = 5 0 0 m a, t j = 2 5 : - - 0 . 5 v i n = - 1 4 v , 5 m a i o 1 a i q - - 1 . 0 m a -1 0 . 5 v v i n - 2 5 v , i o = 5 0 0 m a vn - 2 0 0 - v 1 0 h z f 1 0 0 kh z , t j = 2 5 : r r 5 4 - - d b -1 1 . 5 v vi n - 2 1 . 5 v , f = 1 2 0 h z , t j = 2 5 : vd - 1 . 1 - v i o = 1 a, t j = 2 5 : i p k - 2 . 1 - a t j = 2 5 : v o / t j - -0 . 6 - m v/ : i o = 5 m a, 0 : t j 1 2 5 : s i 7912a (refer to the test circuits, tj=0~125 : , i o=500ma, vin=-19v, cin=2 f, co=1 f unless otherwise specified) sy m b o l m i n . t y p . m a x . u n i t t e s t c o n d i ti o n s a-r a n k ( 3 % ) -1 1 . 6 4 -1 2 . 0 -1 2 . 3 6 vo b-r a n k ( 5 % ) -1 1 . 4 0 - -1 2 . 6 0 v v i n = - 1 9 v , i o = 5 0 0 m a, t j = 2 5 : -1 4 . 5 v v i n - 2 7 v , 5 m a i o 1 a, pd 1 5 w - 5 8 0 -1 4 . 5 v v i n - 3 0 v , i o = 5 0 0 m a, t j = 2 5 : vo (l i n e r e g u l a t i o n ) - 3 3 0 m v -1 6 v v i n -2 2 v , i o = 5 0 0 m a, t j = 2 5 : - 1 5 2 0 0 v i n = - 1 9 v , 5 m a i o 1 . 5 a , t j = 2 5 : vo (l o a d r e g u l a t i o n ) - 5 7 5 m v v i n = - 1 9 v , 2 5 0 m a i o 7 5 0 m a , t j = 2 5 : i q - - 6 . 0 m a v i n = - 1 9 v , i o = 5 0 0 m a, t j = 2 5 : - - 0 . 5 v i n = - 1 9 v , 5 m a i o 1 a i q - - 0 . 5 m a -1 4 . 5 v v i n - 3 0 v , i o = 5 0 0 m a vn - 3 0 0 - v 1 0 h z f 1 0 0 kh z , t j = 2 5 : r r 5 4 - - d b -1 5 v v i n -2 5 v , f = 1 2 0 h z , t j = 2 5 : vd - 1 . 1 - v i o = 1 a, t j = 2 5 : i p k - 2 . 1 - a t j = 2 5 : v o / t j - -0 . 8 - m v/ : i o = 5 m a, 0 : t j 1 2 5 :
e l e k t r o n i s c h e b a u e l e m e n t e a n y c h a n g i n g o f s p e c i f i c a t i o n w i l l n o t b e i n f o r m e d i n d i v i d u a l h t t p : / / w w w . s e c o s g m b h . c o m 0 1 - j u n - 2 0 0 2 r e v . a p a g e 4 o f 5 vo se79xx s i79xxa 3-terminal negative voltage regulator s i 7915a (refer to the test circuits, tj=0~125 : , i o=500ma, vin=-23v, cin=2 f, co=1 f unless otherwise specified) sy m b o l m i n . t y p . m a x . u n i t t e s t c o n d i ti o n s a-r a n k ( 3 % ) -1 4 . 5 5 -1 5 . 0 -1 5 . 4 5 vo b-r a n k ( 5 % ) -1 4 . 2 5 - -1 5 . 7 5 v v i n = - 2 3 v , i o = 5 0 0 m a, t j = 2 5 : -1 7 . 5 v v i n - 3 0 v , 5 m a i o 1 a, pd 1 5 w - 5 1 0 0 -1 7 . 5 v v i n - 3 0 v , i o = 5 0 0 m a, t j = 2 5 : vo (l i n e r e g u l a t i o n ) - 3 5 0 m v -2 0 v v i n -2 6 v , i o = 5 0 0 m a, t j = 2 5 : - 1 5 2 0 0 v i n = - 2 3 v , 5 m a i o 1 . 5 a , t j = 2 5 : vo (l o a d r e g u l a t i o n ) - 5 7 5 m v v i n = - 2 3 v , 2 5 0 m a i o 7 5 0 m a , t j = 2 5 : i q - - 6 . 0 m a v i n = - 2 3 v , i o = 5 0 0 m a, t j = 2 5 : - - 0 . 5 v i n = - 2 3 v , 5 m a i o 1 a i q - - 0 . 5 m a -1 7 . 5 v v i n - 3 0 v , i o = 5 0 0 m a vn - 3 7 5 - v 1 0 h z f 1 0 0 kh z , t j = 2 5 : r r 5 4 - - d b -1 8 . 5 v v i n - 2 8 . 5 v , f = 1 2 0 h z , t j = 2 5 : vd - 1 . 1 - v i o = 1 a, t j = 2 5 : i p k - 2 . 1 - a t j = 2 5 : v o / t j - -1 . 0 - m v/ : i o = 5 m a, 0 : t j 1 2 5 : s i 7918a (refer to the test circuits, tj=0~125 : , i o=500ma, vin=-27v, cin=2 f, co=1 f unless otherwise specified) sy m b o l m i n . t y p . m a x . u n i t t e s t c o n d i ti o n s a-r a n k ( 3 % ) -1 7 . 4 6 -1 8 . 0 -1 8 . 5 4 vo b-r a n k ( 5 % ) -1 7 . 1 0 - -1 8 . 9 v v i n = - 2 7 v , i o = 5 0 0 m a, , t j = 2 5 : -2 1 v v i n -3 3 v , 5 m a i o 1 a, pd 1 5 w - 5 3 6 0 -2 1 v v i n -3 3 v , i o = 5 0 0 m a, t j = 2 5 : vo (l i n e r e g u l a t i o n ) - 3 1 8 0 m v -2 4 v v i n -3 0 v , i o = 5 0 0 m a, t j = 2 5 : - 3 0 3 6 0 v i n = - 2 7 v , 5 m a i o 1 . 5 a , t j = 2 5 : vo (l o a d r e g u l a t i o n ) - 1 0 1 8 0 m v v i n = - 2 7 v , 2 5 0 m a i o 7 5 0 m a , t j = 2 5 : i q - - 6 . 0 m a v i n = - 2 7 v , i o = 5 0 0 m a, t j = 2 5 : - - 0 . 5 v i n = - 2 7 v , 5 m a i o 1 a i q - - 1 . 0 m a -2 1 v v i n -3 3 v , i o = 5 0 0 m a vn - 4 5 0 - v 1 0 h z f 1 0 0 kh z , t j = 2 5 : r r 5 4 - - d b -2 2 v v i n -3 2 v , f = 1 2 0 h z , t j = 2 5 : vd - 1 . 1 - v i o = 1 a, t j = 2 5 : i p k - 2 . 1 - a t j = 2 5 : v o / t j - -1 . 0 - m v/ : i o = 5 m a, 0 : t j 1 2 5 :
-jun-2002 rev. a page 5 o f 5 01 h t t p : / / w w w . s e c o s g m b h . c o m / a n y c h a n g i n g o f s p e c i f i c a t i o n w i l l n o t b e i n f o r m e d i n d i v i d u a l e l e k t r o n i s c h e b a u e l e m e n t e s i79xxa 3-terminal negative voltage regulator s i 7924a (refer to the test circuits, tj=0~125 : , i o=500ma, vin=-33v, cin=2 f, co=1 f unless otherwise specified) sy m b o l m i n . t y p . m a x . u n i t t e s t c o n d i ti o n s a-r a n k ( 3 % ) -2 3 . 2 8 -2 4 . 0 -2 4 . 7 2 vo b-r a n k ( 5 % ) -2 2 . 8 0 - -2 5 . 2 0 v v i n = - 3 3 v , i o = 5 0 0 m a, t j = 2 5 : -2 7 v v i n -3 8 v , 5 m a i o 1 a, pd 1 5 w - 5 4 8 0 -2 7 v v i n -3 8 v , i o = 5 0 0 m a, t j = 2 5 : vo (l i n e r e g u l a t i o n ) - 3 2 4 0 m v -3 0 v v i n -3 6 v , i o = 5 0 0 m a, t j = 2 5 : - 8 5 4 8 0 v i n = - 3 3 v , 5 m a i o 1 . 5 a , t j = 2 5 : vo (l o a d r e g u l a t i o n ) - 2 5 2 4 0 m v v i n = - 3 3 v , 2 5 0 m a i o 7 5 0 m a , t j = 2 5 : i q - - 6 . 0 m a v i n = - 3 3 v , i o = 5 0 0 m a, t j = 2 5 : - - 0 . 5 v i n = - 3 3 v , 5 m a i o 1 a i q - - 1 . 0 m a -2 7 v v i n -3 8 v , i o = 5 0 0 m a vn - 6 0 0 - v 1 0 h z f 1 0 0 kh z , t j = 2 5 : r r 5 4 - - d b -2 8 v v i n -3 8 v , f = 1 2 0 h z , t j = 2 5 : vd - 1 . 1 - v i o = 1 a, t j = 2 5 : i p k - 2 . 1 - a t j = 2 5 : v o / t j - -1 . 0 - m v/ : i o = 5 m a, 0 : t j 1 2 5 :
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