Version 4
SHEET 1 4472 1028
WIRE -2800 -480 -2832 -480
WIRE -2688 -480 -2720 -480
WIRE -2560 -480 -2688 -480
WIRE -2432 -480 -2480 -480
WIRE -2592 -400 -2592 -416
WIRE -2688 -352 -2688 -480
WIRE -2624 -352 -2688 -352
WIRE -2432 -320 -2432 -480
WIRE -2432 -320 -2480 -320
WIRE -2368 -320 -2432 -320
WIRE -2800 -288 -3008 -288
WIRE -2768 -288 -2800 -288
WIRE -2624 -288 -2688 -288
WIRE -3008 -256 -3008 -288
WIRE -3264 -224 -3264 -256
WIRE -2800 -224 -2800 -288
WIRE -2592 -224 -2592 -240
WIRE -2544 -192 -2544 -240
WIRE -3008 -144 -3008 -176
WIRE -3264 -112 -3264 -144
WIRE -2800 -96 -2800 -144
WIRE -2544 -80 -2544 -112
FLAG -3264 -112 0
FLAG -3264 -256 +V
FLAG -2592 -416 +V
FLAG -2368 -320 OUT
FLAG -2592 -224 0
FLAG -2832 -480 0
FLAG -2800 -96 0
FLAG -3008 -144 0
FLAG -2544 -80 0
SYMBOL voltage -3264 -240 R0
SYMATTR InstName V1
SYMATTR Value 1.8
SYMBOL LTC2063 -2592 -320 R0
SYMATTR InstName U1
SYMBOL res -2464 -496 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 10Meg
SYMBOL res -2704 -496 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 100K
SYMBOL res -2672 -304 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 100K
SYMBOL res -2816 -240 R0
SYMATTR InstName R4
SYMATTR Value 100
SYMBOL current -3008 -176 M180
WINDOW 0 24 80 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName I1
SYMATTR Value 100µ
SYMBOL voltage -2544 -208 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value PULSE(0 1.8 42m 10n 10n 8m 100m)
TEXT -2272 -32 Left 2 !.tran 400m
TEXT -3008 -336 Center 2 ;Oxygen\nSensor
CIRCLE Normal -2880 -96 -3120 -400 2