mcc
omponents 2 0736 marilla street chatsworth
revision: a 2011/01/01 LM317MDT adjustable voltage regulators features maximum ratings @ t a =25 o c, unless otherwise noted parameter symbol value unit input Coutput voltage differential v i C v o 40 v operating ambient temperature p d internally limited w operating junction temperature t opr 0---+125 : storage temperature range t stg -65---+125 : temperature coefficient of output voltage ? vo/ ? t 0.02 %/ : electrical characteristics (v i -v o =5v, i 0 =500ma, i max =1.5a, p max =20w, unless otherwise specified) parameter sym min typ max test conditions reference voltage v ref 1.2v 1.25v 1.3v 3v 0 vi-vo 0 40v 10ma 0 io 0 imax --- 18 0.4 25mv%v 0.5 mv%v 10ma 0 i o 0 i max v o ? 5v v o 1 5v load regulation rload --- 40 0.8 70 mv%v 1.5 mv%v 10ma 0 i o 0 i max v o ? 5v v o 1 5v 0.01%/v 0.04%/v 3v 0 vi-vo 0 40v line regulation rline 0.02%/v 0.07%/v 3v 0 vi-vo 0 40v adjustment pin current i adj 46ua 100-a adjustment pin current charge iadj --- 2ua 5 -a vi-vo=3vto 40v, io=10ma to imax il ---- 3.5ma 12ma vi-vo=40v ripple rejection rr 66db --- v o =10v f=1 2 0hz, c adj =10 - f temperature stability st t ---0.7%/v o ------ rms noise,% of v out en --- 0.003%/ v o 0.01%/v o 10hz-10khz longterm, t j =t high st --- 0.3% 1% ta=25 : for end point measurements,1000h r thermal resistance junction to case r jc --- 5 : /w --- --- --- --- 60db 75db minimun load current to main regulation --- tm micro commercial components www. mccsemi .com 1 of 3 xmarking: lm317 x output voltage rang e: 1.2v to 37v x output current in excess of 1.5a lead free finish/rohs compliant ("p" suffix designates rohs compliant. see ordering information) epoxy meets ul 94 v-0 flammability rating moisture sensitivity level 1 dimensions mm dim min max min max note a 0.087 0.094 2.20 2.40 b 0.000 0.005 0.00 0.13 c 0.026 0.034 0.66 0.86 d 0.018 0.023 0.46 0.58 e 0.256 0.264 6.50 6.70 f 0.201 0.215 5.10 5.46 g 0.190 4.83 h 0.236 0.244 6.00 6.20 j 0.386 0.409 9.80 10.40 pin 1. adjust pin 2. 4 output pin 3. input inches o 0.043 0.051 1.10 1.30 q a d b l g v k c i j h o m f 1 2 3 i 0.086 0.094 2.18 2.39 k 0.114 2.90 l 0.055 0.067 1.40 1.70 m 0.063 1.60 q 0.000 0.012 0.00 0.30 v 0.211 5.35 dpak e 4
mcc tm micro commercial components LM317MDT revision: a 2011/01/01 --- --- tm www. mccsemi .com 2 of 3
mcc revision: a 2011/01/01 tm micro commercial components www. mccsemi .com 3 of 3 2 device packing part number-tp tape&reel: 2 . 5 k p c s / r e e l ordering information : *** i m p o r t a n t n o t ic e * ** m i c r o c o m m e r c i a l c o m p on e n ts c o r p . r e s e rve s t h e r i g h t t o m a k e c h a n g e s w i t ho u t f u r t h e r no t i c e t o a n y p r o d u c t h e r e i n t o m a k e c o rr e c t i o n s , m o d i f i c a t i o n s , e n h a n c e m e n t s , i m pr o v e m e n t s , o r o t h e r ch a n g e s . m i c r o c o m m e r c i a l c o mp o n e n ts c o r p . d o e s n o t a s s u m e a n y l i a b i l i t y a r i s i n g ou t o f t h e a p p l i c a t i on o r u s e o f a n y p r o d uc t d e sc r i be d h e r e i n ; n e i t h e r d o e s i t c o n v e y a n y li c e n s e un der i t s p a t e n t r i g h t s , n o r t h e r i g h t s o f o t h e r s . t h e u s e r o f pr o d uc t s i n s u c h a p p l i c a t i o n s sh a l l a ss u m e a l l r i s k s o f su c h u s e a n d w ill a g r ee t o h o l d m i c r o c o mm er c i a l c o m p o n e n t s c o r p . a n d a ll t h e c o m p a n i e s w ho s e p r o d u c t s a r e r e p r e s e n t ed o n ou r w e b s i t e , h a r m l e s s a g a i n s t a l l d a m a g e s. * * * l i f e s u p p o r t *** m c c ' s pr o d uc t s a r e n o t a u t h o r iz ed f o r u s e a s c r i t i c a l c o m p o n e n t s i n l i f e s u pp o r t d e v i c e s o r s y s t e m s w i t h ou t t h e e x pre ss wr i tt e n a p p r o v a l o f m i c r o c o mm e r c i a l c o m p o n e n t s c o rp o r a t i o n. * * * c u s t o m e r a w a r e n e ss*** c o un t e r f e i t i n g o f s e m i c o n d u c t o r p a r t s i s a gr o w i n g p r o b l e m i n t h e i n d u s t ry . m i c r o c o mm e r c i a l c o m p o n e n t s ( m cc ) i s t a k i n g s t r o n g m e a su r e s t o p r o t e c t ou r s e l v e s a n d o u r cu s t o m e r s f r o m t h e pr o l i f e r a t i on o f c o u n t e r f e i t p a r t s . m c c s t r o n g l y e nc o u r a g e s c u s t o m e r s t o p u r c h a s e m c c p a r t s e i t h e r d i r e c t l y f r o m m c c o r f r o m a u t ho r i z e d m c c d i s t r i b u t o r s w ho a r e l i s t e d b y c o u n t r y o n o u r w e b p a g e c i t ed below . p r o d uc t s c us t o m e r s b u y e i t h e r f r o m m c c d i r e c t l y o r f r o m a u t ho r i z e d m cc d i s t r i b u t o r s a r e g e n u i n e p a r t s , h a v e f ul l t r a c e a b il i t y , m e e t m c c ' s q u a l i t y s t a n d a r d s f o r h a n d li n g a n d s t o r a g e . m c c wi l l n o t p r o v i d e a n y w a rr a n ty c o v e r a g e o r o t h e r a s s i s t a n c e f o r p a r ts b o u g h t f r o m u n a u t h o r i z e d s o u r c e s. m c c i s c o m m i t t e d t o c o m b a t t h i s g l o b a l pr o b l e m a n d e n c ou r a g e o u r c u s t o m e r s t o d o t h e i r p a r t in s t o p p i n g t h i s p r a c t i c e b y b u y i n g d i r e c t o r f r o m a u t h o r i z ed d i s t r i b u t o r s.
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