Version 4 SHEET 1 2056 680 WIRE 320 -208 144 -208 WIRE 544 -208 416 -208 WIRE 656 -208 544 -208 WIRE 144 -160 144 -208 WIRE 544 -96 544 -208 WIRE 656 -96 656 -208 WIRE 144 -48 144 -80 WIRE 144 -32 144 -48 WIRE 144 80 144 48 WIRE 400 80 400 -160 WIRE 400 80 144 80 WIRE 544 80 544 -32 WIRE 544 80 400 80 WIRE 656 80 656 -16 WIRE 656 80 544 80 WIRE 144 112 144 80 FLAG 144 112 0 FLAG 144 -208 Bat FLAG 656 -208 Load FLAG 144 -48 BatI SYMBOL pmos 320 -160 R270 SYMATTR InstName M1 SYMATTR Value DMP2305U SYMATTR Prefix X SYMBOL res 160 -64 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName Rint SYMATTR Value {Rint} SYMBOL voltage 144 -48 R0 WINDOW 3 24 44 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value 3.3 SYMATTR InstName V1 SYMBOL res 640 -112 R0 SYMATTR InstName Rload SYMATTR Value 1000 SYMBOL cap 528 -96 R0 SYMATTR InstName Cdec SYMATTR Value 10µ TEXT 120 192 Left 2 !.include ../DMP2305U.mod TEXT 120 224 Left 2 !.op 1us TEXT 120 248 Left 2 !.step param Rint list 25 125 200\n* http://data.energizer.com/pdfs/cr2032.pdf