High side switch -p ch MODFET

구글 검색

http://www.google.co.kr/#sclient=psy&hl=ko&newwindow=1&q=high+side+switch+mosfet&aq=f&aqi=&aql=&oq=&pbx=1&psj=1&fp=797e354802ba0d42

p-ch p채널 MOSFET : Vgs가 -로 증가하면 전류 Id (S->D) 가 증가한다

High side mosfet as a switch

http://forum.allaboutcircuits.com/showthread.php?t=20010

자료

How P-Channel MOSFETs can simplify your circuit

 http://www.eetasia.com/ART_8800370134_765245_AN_1fa39761.HTM

http://www.datasheetcatalog.org/datasheet/vishay/70611.pdf

http://focus.ti.com/lit/ml/slup169/slup169.pdf