GS5T48-12 5 w dc-dc converter june 1994 1/3 type v i v o i o GS5T48-12 38 to 60 v 12 v 420 ma description the GS5T48-12 is a 5w dc-dc converter de- signed to provide a 12v/420ma isolated power source. the module feat ures a wide input voltage range (38 to 60v), low reflected input current and continuous short-circuit protection. it is certified by ul, csa (level 3) and tuv as having selv output when provi ded with a selv input. electrical characteristics (t amb. = 25 c unless otherwise specified) symbol parameter test conditions min typ max unit v i input voltage v o = 12v i o = 50 to 420ma 38 48 60 v i i input current v i = 38 to 60v i o = 420ma 500 ma i ir input reflected current v i = 48v v o = 12v i o = 420ma 25 40 mapp v o output voltage v i = 38 to 60v i o = 50 to 420ma 11.5 12 12.5 v v or output ripple voltage v i = 48v i o = 420ma bw = 5hz to 20mhz 50 100 mvpp d v ol line regulation v i = 38 to 60v i o = 420ma 1 2 mv/v d v oo load regulation vi = 48v i o = 50 to 420ma 100 150 mv/a i o output current v i = 38 to 60v v o = 12v 50 420 ma i osc output short-ci rcuit current v i = 48v 1.8 a v is isolation voltage 500 v dc f s switching frequency v i = 38 to 60v i o = 50 to 420ma 30 200 khz h efficiency v i = 48v i o = 420ma 78 80 % t op operating ambient temperature range still air 0 +60 c t op operating ambient temperature range forced venti lation, air speed = 100 lfm 0 +70 c t stg storage temperature range C 40 +85 c
2/3 package c. dimensions in mm (inches) connection diagram and mechanical data safety approvals the conv erter is agency certified to the following safety requirements: agency requirements file number ul ul-std-1950 e141284 csa csa-std-c22.2 no. 234 lr 99794-3 tuv en 60950 din vde 0805 r 9172410 ? ul is a registered trademark of underwriters laboratories inc. ? csa is a registered trademark of canadian standards as sociation. ? tuv is a re gistered trademark of tuv rheinland. GS5T48-12
3/3 information furnished is believed to be accurate and reliable. however, sgs-thomson microelectronics assumes no respo nsibility for the consequences of use of such information nor for any infringement of patents or other r ights of third parties which may result from its use. no license is granted by implication or otherwise under any patent or patent rights of sgs-thom son microelectronics. specification mentioned in this publication are subject to change without notice. this publication supersedes and replaces all information previously s upplied. sgs-thomson microelectronics products are not a uthorized for use as critical components in life support de vices or systems without express written approval of sgs-thomson m icroelectronics. ? 1994 sgs-thomson microelectronics C all rights reserved ? ul is a registered trademark of underwri ters laboratories inc. ? csa is a registered trademark of canadian standards association. ? tuv is a re gistered trademark of tuv rhe inland. sgs-thomson microelectro nics group of companies australia - brazil - china - france - germany - hong kong - italy - japan - korea - malaysia - malta - morocco - the netherland s - singapore - spain - sweden - switzerland - taiwan - thailand - united kingdom - u.s.a. GS5T48-12
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