GS2T12-9A 2 w lan dc-dc converter december 1993 1/2 type v in v out i out GS2T12-9A 9,5 to 15,7 v 9 v 250 ma description the GS2T12-9A is a 2.25w unregulated dc-dc converter designed to provide power, voltage regu- lation and isolation for local area network (cheapernet and ethernet) transceivers from a wide range of input voltage, according to ieee 802.3 standard. electrical characteristics (t amb. = 25 c unless otherwise specified) symbol parameter test conditions min typ max unit v i input voltage v o = -9v i o = 0 to 250ma 9.50 15.75 v i ir input reflected current v i = 9.50 to 15.75v v o = -9v i o = 250ma 2 5 mapp v o output voltage v i = 9.50 to 15.75v i o = 0 to 250ma -8.55 -9.00 -9.45 v v or output ripple voltage v i = 9.50 to 15.75 v i o = 250ma 2 5 mvrms d v o line regulation v i = 9.50 to 15.75v i o = 250ma 5 mv d v o load regulation v i = 12v i o = 0 to 250ma 5 mv i o output current v i = 9.50 to 15.75v v o = -9v 0 250 ma v is isolation voltage 2500 vdc h efficiency v i = 9.50v to 15.75v i o = 250ma 75 80 % t op operating ambient temperature range 0 +70 c t stg storage temperature range -40 +85 c
2/2 package b. dimensions in mm (inches) connection diagram and mechanical data information furnished is believed to be accurate and reliable. however, sgs-thomson microelectronics assumes no responsibility for the consequences of use of such information nor for any inf ringement of pat ents or other rights 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-thomson microelectronics. specification mentioned in this publication are subject to change without noti ce. this publication supersedes and replaces all information previously supplied. sgs-thomson microelectronics products are not authorized for use as critical components in life support devices or systems with out express written approval of sgs-thomson microelectronics. ? 1994 sgs-thomson microelectronics C all rights r eserved sgs-thomson microelectronics group of companies australia - brazil - france - germany - hong kong - i taly - japan - korea - malay sia - malta - morocco - the netherlands - singapore - spain - sweden - switzerland - taiwan - thailand - united kingdom - u.s.a. GS2T12-9A
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