Version 4
SHEET 1 1416 692
WIRE 240 240 48 240
WIRE 688 240 560 240
WIRE 800 240 768 240
WIRE 48 256 48 240
WIRE 240 336 128 336
WIRE 864 336 560 336
WIRE 960 336 944 336
WIRE 48 352 48 336
WIRE 128 352 128 336
WIRE 240 432 192 432
WIRE 576 432 560 432
WIRE 128 448 128 432
WIRE 192 464 192 432
WIRE 192 544 192 528
FLAG 48 352 0
FLAG 192 544 0
FLAG 576 432 0
FLAG 128 448 0
FLAG 800 240 0
FLAG 960 336 0
SYMBOL LTC1696 400 336 R0
SYMATTR InstName U1
SYMBOL voltage 48 240 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL cap 176 464 R0
SYMATTR InstName C1
SYMATTR Value 1000p
SYMBOL res 112 336 R0
SYMATTR InstName R1
SYMATTR Value 1K
SYMBOL voltage 672 240 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 -32 56 VBottom 2
SYMATTR InstName V2
SYMATTR Value PWL(0 0 1m 1 2m 0 3m 1)
SYMBOL voltage 848 336 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 -32 56 VBottom 2
SYMATTR InstName V3
SYMATTR Value PWL(0 0 2m 1)
TEXT 672 512 Left 2 !.tran 3m startup