Version 4
SHEET 1 1800 680
WIRE -304 -352 -432 -352
WIRE -192 -352 -304 -352
WIRE -16 -352 -192 -352
WIRE 400 -352 272 -352
WIRE 512 -352 400 -352
WIRE 672 -352 560 -352
WIRE -432 -336 -432 -352
WIRE 400 -336 400 -352
WIRE 512 -336 512 -352
WIRE 672 -336 672 -352
WIRE 560 -320 560 -352
WIRE -16 -304 -96 -304
WIRE -96 -288 -96 -304
WIRE -304 -272 -304 -352
WIRE -432 -240 -432 -256
WIRE 400 -240 400 -272
WIRE 512 -240 512 -256
WIRE 672 -240 672 -256
WIRE -96 -192 -96 -208
WIRE -304 -160 -304 -192
WIRE -16 -160 -304 -160
WIRE 384 -160 272 -160
WIRE 576 -160 464 -160
WIRE -304 -144 -304 -160
WIRE 576 -128 576 -160
WIRE -192 -96 -192 -352
WIRE 400 -64 272 -64
WIRE -304 -32 -304 -64
WIRE 400 -32 400 -64
WIRE 576 -32 576 -48
WIRE -192 16 -192 -16
WIRE -16 16 -192 16
WIRE 336 16 272 16
WIRE -192 32 -192 16
WIRE 336 32 336 16
WIRE -16 128 -80 128
WIRE 336 128 336 112
WIRE 336 128 272 128
WIRE -192 160 -192 112
WIRE -80 160 -80 128
WIRE 336 160 336 128
FLAG -432 -240 0
FLAG 400 -240 0
FLAG 512 -352 OUT
FLAG -432 -352 IN
FLAG 512 -240 0
FLAG 560 -272 0
FLAG 672 -240 0
FLAG -192 160 0
FLAG 336 160 0
FLAG 576 -32 0
FLAG -96 -192 0
FLAG -304 -32 0
FLAG -80 160 0
FLAG 400 -32 0
SYMBOL voltage -432 -352 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 24
SYMBOL cap 384 -336 R0
SYMATTR InstName C2
SYMATTR Value 150µ
SYMBOL sw 512 -240 R180
WINDOW 0 -23 102 Right 2
WINDOW 3 -26 2 Right 2
SYMATTR InstName S1
SYMATTR Value SHORT
SYMBOL voltage 672 -352 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value PULSE(0 1 70m 1m 1m 100m)
SYMBOL res 480 -176 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 20K
SYMBOL res -208 128 M180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R4
SYMATTR Value 20K
SYMBOL res 320 16 R0
SYMATTR InstName R8
SYMATTR Value 2.87K
SYMBOL voltage 576 -144 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL voltage -96 -304 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V4
SYMATTR Value 2
SYMBOL res -320 -288 R0
SYMATTR InstName R1
SYMATTR Value 2.1Meg
SYMBOL res -320 -160 R0
SYMATTR InstName R2
SYMATTR Value 200K
SYMBOL res -208 0 M180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R3
SYMATTR Value 499K
SYMBOL MAX17563 128 -112 R0
SYMATTR InstName U1
TEXT 480 144 Left 2 !.model SHORT SW(Ron=4 Roff=100K Vt=.5 Vh=-.4)
TEXT 480 184 Left 2 !.tran 0.8 startup