Version 4 SHEET 1 880 680 WIRE -48 48 -64 48 WIRE 48 48 32 48 WIRE 192 48 48 48 WIRE 192 64 192 48 WIRE 144 80 112 80 WIRE -64 128 -64 48 WIRE 112 128 112 80 WIRE 112 128 48 128 WIRE 192 192 192 160 WIRE 112 208 48 208 WIRE 112 272 112 208 WIRE 144 272 112 272 WIRE -64 288 -64 208 WIRE 48 288 -64 288 WIRE 192 288 48 288 FLAG -64 288 0 SYMBOL pmos 144 160 M180 SYMATTR InstName M1 SYMATTR Value Si7461DP SYMBOL nmos 144 192 R0 SYMATTR InstName M2 SYMATTR Value BSS123 SYMBOL res 48 32 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 10 SYMBOL voltage -64 112 R0 WINDOW 3 49 202 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value PWL(0 0 .1 0 .2 10 .3 10 .4 -10 .5 -10 .6 0) SYMBOL res 32 32 R0 SYMATTR InstName R2 SYMATTR Value 10k SYMBOL res 32 192 R0 SYMATTR InstName R3 SYMATTR Value 10k TEXT -176 320 Left 2 !.tran 1 startup