Version 4 SHEET 1 2404 680 WIRE 144 -80 -368 -80 WIRE 240 -80 144 -80 WIRE 352 -80 240 -80 WIRE 704 -80 448 -80 WIRE -368 -64 -368 -80 WIRE 144 -64 144 -80 WIRE -368 32 -368 16 WIRE 144 32 144 0 WIRE 240 32 240 -80 WIRE 368 32 368 -32 WIRE 16 80 0 80 WIRE 704 80 704 -80 WIRE 704 80 496 80 WIRE 736 80 704 80 WIRE 832 80 816 80 WIRE 912 80 832 80 WIRE 1072 80 912 80 WIRE 912 96 912 80 WIRE 1072 96 1072 80 WIRE -80 128 -96 128 WIRE 16 128 -16 128 WIRE 592 128 496 128 WIRE 704 128 704 80 WIRE 704 128 672 128 WIRE 16 176 0 176 WIRE 528 176 496 176 WIRE 704 176 608 176 WIRE 912 192 912 160 WIRE 1072 192 1072 176 WIRE -128 224 -224 224 WIRE 16 224 -128 224 WIRE 704 224 704 176 WIRE 704 224 496 224 WIRE 736 224 704 224 WIRE 832 224 832 80 WIRE 832 224 816 224 WIRE -224 240 -224 224 WIRE -128 240 -128 224 WIRE 16 272 0 272 WIRE 544 272 496 272 WIRE 544 288 544 272 WIRE -224 336 -224 304 WIRE -128 336 -128 320 WIRE 144 336 144 320 WIRE 544 368 544 352 WIRE 368 384 368 320 WIRE 144 432 144 400 WIRE 144 432 -96 432 WIRE 240 432 240 320 WIRE 240 432 144 432 WIRE 352 432 240 432 WIRE 704 432 704 224 WIRE 704 432 448 432 WIRE -96 448 -96 432 WIRE -96 544 -96 528 FLAG -96 544 0 FLAG 544 368 0 FLAG 0 272 0 FLAG -128 336 0 FLAG 912 192 0 FLAG 1072 192 0 FLAG -368 32 0 FLAG 0 176 0 FLAG 0 80 0 FLAG -368 -80 IN2 FLAG -96 432 IN1 FLAG 1072 80 OUT FLAG -224 336 0 FLAG -96 128 0 SYMBOL nmos 448 384 R90 WINDOW 0 -13 64 VLeft 2 WINDOW 3 55 37 VTop 2 SYMATTR InstName Q1 SYMATTR Value Si4864DY SYMBOL cap 128 336 R0 SYMATTR InstName C1 SYMATTR Value 39n SYMBOL voltage -96 432 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value PWL(0 0 1m 12) SYMBOL cap 528 288 R0 SYMATTR InstName C2 SYMATTR Value 0.18µ SYMBOL res -144 224 R0 SYMATTR InstName R1 SYMATTR Value 301K SYMBOL res 624 160 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 100K SYMBOL current 1072 96 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName I1 SYMATTR Value PULSE(0 6 10u 100u 100u 10 20) SYMBOL res 720 208 M90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 2m SYMBOL res 720 64 M90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R4 SYMATTR Value 2m SYMBOL res 576 144 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R5 SYMATTR Value 100K SYMBOL cap 896 96 R0 WINDOW 39 24 84 Left 2 SYMATTR InstName C3 SYMATTR Value 100µ SYMBOL nmos 448 -32 M270 WINDOW 0 52 49 VTop 2 WINDOW 3 -12 71 VLeft 2 SYMATTR InstName Q2 SYMATTR Value Si4864DY SYMBOL cap 128 0 M180 WINDOW 0 24 56 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C4 SYMATTR Value 39n SYMBOL voltage -368 -80 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V2 SYMATTR Value PWL(0 0 1m 11 100m 11 9.9 13) SYMBOL cap -16 112 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C5 SYMATTR Value 0.1µ SYMBOL SpecialFunctions\\LTC4370 240 192 R0 SYMATTR InstName U1 SYMBOL cap -240 240 R0 SYMATTR InstName C6 SYMATTR Value 1p TEXT 800 392 Left 2 !.tran 10