analog p o wer am4841p 1 www.freescale.net.cn freescale AO4485 / mc4485 pr o d u c t s u m m a r y v d s ( v ) r d s ( o n ) m ( ? ) i d ( a ) - 4 0 35 @ v g s = - 10v - 9.0 45 @ v g s = - 4.5v - 7.2 a b sol u t e m a x i m um r a t i n g s ( t = 2 5 o c unl es s ot h e r w is e n o te d ) a pa r a m ete r s y m b ol m a x i m u m u n i t s d ra in - s o u r c e v o l t a g e v ds - 4 0 v g at e - s o u r c e v ol t a g e v g s 2 0 a c o n t i n u o us d ra i n c u rr e n t o t a =25 c i - 9 . 0 a o t a =70 c - 7 . 3 p u l s e d d ra i n c u rr e n t b i dm 5 0 c o n t i n u o us s o u r c e c u r r e n t (d i o d e c o n d u c t i on ) a i s - 2 . 1 a a p o w e r d i ss i p a t i o n o t a =25 c p 3 . 1 w o t a =70 c 2 . 6 op e r at i n g j u n c t i o n a n d st o ra g e t e m p e ra t u r e r a n g e t j , t s t g - 55 to 1 5 0 o c ther m al re s i s t ance rat i ngs p a r a m e t e r s y m b ol m a x i m u m u n i t s a m a x i m u m ju n c t io n - t o - a m b i e n t t <= 10 s e c r 50 o c/w st e a d y state 92 o c/w p - channel 40 - v (d - s) mosfet t h ese m i n iat u re s u rf ac e m ou n t mosfets u t ili z e a hi g h cell densi t y trench process t o pr o v i d e l o w r ds(o n ) and t o en s u re m inimal power loss and heat di s si p ati o n. t y pical a pplications are dc - dc converters and power m anage m ent in portab l e and batte r y - powe r ed pr o ducts such as co m puters, p ri n ters, pc m cia car d s, c ell u lar a n d c o r d less teleph o nes. ? l o w r d s( o n ) pr o v i d es h i gher e f ficiency and 1 8 e x te nd s b atte r y life ? low t h e r m al i m p edance copper l e adf r a m e 2 7 so i c - 8 saves board s p ace 3 6 ? fast switc h i n g s p eed 4 5 ? high perfo r m an ce t r ench t e c h no l ogy d d ja notes a. s u rface m o u n t ed on 1 x 1 f r 4 b o ard. b. p u l se wid t h l im ited by m axi m u m j u ncti o n t e m p e r ature
analog p o wer am4841p 2 www.freescale.net.cn freescale AO4485 / mc4485 spec i f i c a t i on s (t = 25 o c u n l es s o t h e r w is e no t ed) a pa r a m e t e r sy m b ol t e s t c o n diti o n s l i m i t s u n i t min typ m a x s t a t i c g a t e - t h r e s h o l d v o lta ge v g s ( t h ) v d s = v g s , i d = - 250 u a - 1 g at e - b o d y le aka ge i g s s v ds = 0 v , v gs = 25 v 100 na z e r o g at e v o l tag e d r a i n c u r r e n t i v d s = - 24 v , v g s = 0 v - 1 ua o v d s = - 24 v , v g s = 0 v , t j = 55 c - 5 o n - s ta t e d r ai n c u r r e n t a i v = - 5 v , v = - 1 0 v - 50 a d r ai n - s o u r c e o n - r e s i s ta n c e a r d s ( on) v g s = - 10 v , i d = - 9 . 0 a 3 5 m ? v g s = - 4 . 5 v , i d = - 7 . 2 a 4 5 f o r w a r d t r a n c o n du c ta n c e a g v = - 15 v , i = - 9 . 0 a 3 1 s d i o d e f o r w a r d v o lt a g e v sd i s = - 2 . 1 a , v g s = 0 v - 0 . 7 v d y n a m i c b t o ta l g at e c h a r g e q g v d s = - 1 5 v , v g s = - 4 . 5 v , i d = - 9 . 0 a 1 5. 3 nc g a t e - s o u r c e c h a r g e q g s 5 . 2 g a t e - d r a in c h a r ge q gd 5 . 8 t u r n - o n d e la y t ime t d ( on) v d d = - 15 v , r l = 1 5 ? , i d = - 1 a , v g e n = - 1 0 v , r g = 6 ? 15 ns r i s e t im e t r 12 t u r n - o f f d e la y t i me t d (off) 62 f al l - t i m e t f 46 d s s d ( on) d s gs f s d s d notes a. p u l se test: pw <= 3 00us duty cycle <= 2%. b. guaranteed by desi g n , n o t sub j ect to p ro duct i on testi n g. freescale rese r v es the ri gh t to make c h a n g e s w ith o ut further noti c e to any products h ere i n. freescale mak e s no w arranty, representation or guarantee re g ard i ng the s u it abil ity o f its prod u cts for a n y partic ul ar purp o se, nor do e s freescale assume any l i a bil ity a r is ing o u t of the ap pli c ati o n or use of any product or circ u it, and sp eci f ic al ly discl a ims any and al l l ia bil it y , inc l u d i n g w ith o ut l imitati o n sp ec i a l, c on s e q uenti a l or in cid e nt a l damag e s. t y pic al parameters w hich m a y be pro v ided in freescale data s h eets a nd/or sp ec ificatio n s can a nd d o v a r y in di fferent a p pl i cati on s a n d act ua l performance m a y v a r y o v er tim e . a l l o p erat i ng p arameters, incl ud i n g t y pic al s must be va li dat e d for each c u stomer ap p l icat i on by c u stomers t e c hn ical e x perts. freesca le d o es n ot con v ey a n y l i ce ns e un d er its p atent rights nor th e r i ghts of othe r s. freescale prod u cts are n ot des i g n ed, int e n d ed, or autho ri z ed for use a s compo n ents in s y stems int e nd e d for sur g ical im p lant into the b od y , or other ap pl icati on s i n t e n ded to sup p ort or s u st a in l ife, or for a ny other app li c ati o n in w h ich the f ai lure of the freescale pro d uct co ul d create a sit u ati o n w here perso n al i nj ury o r death m ay occur. s h o ul d b u y er purchase or use freescale pr o ducts for any such u n int e n d ed or un au t hor i z ed a p pli c ati on , bu y er sha l l i n demnify and h ol d freescale a nd its officers, emp l o y ees, subs id ia rie s , aff il i a t es, and di str i butors harmless a ga i n s t a l l c la ims, c o sts, d a mages, a n d e x penses, a n d reason ab le attorney fees a r is i ng o ut of, dir e ctly or in d ir e c t l y , any c la im of person a l in jury or death ass o ciat e d w ith s u ch u n int e n d ed or u n autho r i zed u s e , e v en if s u ch cl a im a ll eg e s that freescale w a s n egl ig e nt regar d ing t h e d e si g n or m anufacture of the part. freescale i s an e q u a l opportu n it y / affirmati v e acti o n em plo y er.
analog p o wer am4841p 3 www.freescale.net.cn freescale AO4485 / mc4485 package inform a tion so - 8: 8lead h x 45
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