apex microtechnology corporation ? telephone (520) 690-8600 ? fax (520) 888-3329 ? orders (520) 690-8601 ? email prodlit@apexmicrotech.com 1 features ? rohs compliant ? monolithic mos technology ? low cost ? high voltage operation350v ? low quiescent current typ.2.2ma ? no second breakdown ? high output current120ma peak ? available in die formcPA241 applications ? piezo electric positioning ? electrostatic transducer & deflection ? deformable mirror focusing ? biochemistry stimulators ? computer to vacuum tube interface description the PA241 is a high voltage monolithic mosfet operational amplifer which achieves performance features previously found only in hybrid designs while increasing reliability. inputs are protected from excessive common mode and differential mode voltages. the safe operating area (soa) has no second breakdown limitation and can be observed with all type loads by choosing an appropriate current limiting resistor. external compensation provides the user fexibility in choosing optimum gain and bandwidth for the application. the PA241ce is packaged in a hermetically sealed 8-pin to-3 package. the metal case of the PA241ce is isolated in excess of full supply voltage. the PA241df is packaged in a 24 pin psop (jedec mo- 166) package. the metal heat slug of the PA241df is isolated in excess of full supply voltage. the PA241dw is packaged in apexs hermetic ceramic sip package. the alumina ceramic isolates the die in excess of full supply voltage. equivalent schematic 8 8 8 " 1 & 9 . * $ 3 0 5 & $ ) $ 0 . " 1 & 9 . * $ 3 0 5 & $ ) / 0 - 0 ( : ) * ( ) 7 0 - 5 " ( & |