Version 4 SHEET 1 964 684 WIRE 368 80 368 64 WIRE 512 80 512 64 WIRE 368 176 368 160 WIRE 512 176 512 160 WIRE 624 224 624 160 WIRE 160 272 160 256 WIRE 128 288 80 288 WIRE 240 304 192 304 WIRE 288 304 240 304 WIRE 320 304 288 304 WIRE 432 304 400 304 WIRE 480 304 432 304 WIRE 512 304 480 304 WIRE 576 304 512 304 WIRE -32 320 -32 304 WIRE 128 320 -32 320 WIRE 848 336 848 256 WIRE 160 352 160 336 WIRE 288 352 288 304 WIRE 432 352 432 304 WIRE 512 352 512 304 WIRE -32 416 -32 320 WIRE 80 464 80 288 WIRE 288 464 288 416 WIRE 288 464 80 464 WIRE 320 464 288 464 WIRE 432 464 432 416 WIRE 432 464 400 464 WIRE 512 464 512 416 WIRE 512 464 432 464 WIRE 624 464 624 320 WIRE 624 464 512 464 WIRE 736 464 624 464 WIRE 848 464 848 416 WIRE 848 464 736 464 WIRE 848 480 848 464 WIRE -32 512 -32 496 WIRE 848 560 848 544 FLAG 624 160 0 FLAG 160 256 +15V FLAG 368 64 +15V FLAG 512 64 -15V FLAG 160 352 -15V FLAG -32 304 in FLAG -32 512 0 FLAG 368 176 0 FLAG 512 176 0 FLAG 848 256 +15V FLAG 848 560 0 FLAG 736 464 out FLAG 480 304 gt FLAG 240 304 op SYMBOL voltage 368 64 R0 SYMATTR InstName V1 SYMATTR Value 15 SYMBOL voltage 512 64 R0 SYMATTR InstName V2 SYMATTR Value -15 SYMBOL Opamps\\LT1013 160 240 R0 SYMATTR InstName U1 SYMBOL Misc\\EuropeanResistor 304 320 R270 WINDOW 0 27 56 VTop 0 WINDOW 3 5 56 VBottom 0 SYMATTR InstName R1 SYMATTR Value 500 SYMBOL pmos 576 224 R0 SYMATTR InstName M1 SYMATTR Value Si4835DY SYMBOL cap 272 352 R0 SYMATTR InstName C1 SYMATTR Value 0.1µ SYMBOL cap 416 352 R0 SYMATTR InstName C2 SYMATTR Value 1µ SYMBOL cap 496 352 R0 SYMATTR InstName C3 SYMATTR Value 1µ SYMBOL res 832 320 R0 SYMATTR InstName RLOAD SYMATTR Value 10 SYMBOL Misc\\EuropeanResistor 304 480 R270 WINDOW 0 27 56 VTop 0 WINDOW 3 5 56 VBottom 0 SYMATTR InstName R2 SYMATTR Value 10k SYMBOL voltage -32 400 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V3 SYMATTR Value PWL(0 5 10u 5 11u 2) SYMBOL cap 832 480 R0 SYMATTR InstName C4 SYMATTR Value 0.1µ TEXT -40 96 Left 0 !.tran 200u TEXT 888 264 Left 0 ;LOAD TEXT -40 128 Left 0 !.options plotwinsize=0 RECTANGLE Normal 960 608 784 288