Version 4
SHEET 1 996 680
WIRE 128 64 32 64
WIRE 320 64 208 64
WIRE 32 176 32 64
WIRE 32 176 -240 176
WIRE 80 176 32 176
WIRE 320 176 320 64
WIRE 320 176 272 176
WIRE -240 192 -240 176
WIRE 80 240 48 240
WIRE 400 240 272 240
WIRE 544 240 400 240
WIRE 656 240 624 240
WIRE 656 256 656 240
WIRE -240 288 -240 272
WIRE -48 320 -240 320
WIRE 48 320 32 320
WIRE 80 320 48 320
WIRE 304 320 272 320
WIRE 432 320 304 320
WIRE 544 320 512 320
WIRE -240 336 -240 320
WIRE 544 336 544 320
WIRE 304 352 304 320
WIRE 400 352 400 240
WIRE 656 352 656 336
WIRE 48 368 48 320
WIRE -240 432 -240 416
WIRE 544 432 544 416
WIRE 304 448 304 432
WIRE 400 448 400 432
WIRE 48 464 48 448
FLAG 48 240 0
FLAG -240 288 0
FLAG 304 448 0
FLAG 400 448 0
FLAG 544 432 0
FLAG 656 352 0
FLAG 48 464 0
FLAG -240 432 0
SYMBOL LTC2903-E1 176 240 R0
SYMATTR InstName U1
SYMBOL voltage -240 176 R0
WINDOW 0 36 38 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value PULSE(0 5 0 5)
SYMBOL voltage -240 320 R0
WINDOW 3 24 95 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value PULSE(0 2.5 0 2.5)
SYMATTR InstName V2
SYMBOL res 48 304 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 36.8K
SYMBOL res 32 352 R0
SYMATTR InstName R2
SYMATTR Value 10K
SYMBOL res 288 336 R0
SYMATTR InstName R3
SYMATTR Value 10K
SYMBOL res 384 336 R0
SYMATTR InstName R4
SYMATTR Value 10K
SYMBOL res 528 304 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 23.6K
SYMBOL res 640 224 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R7
SYMATTR Value 12.4K
SYMBOL res 224 48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 10K
SYMBOL voltage 544 320 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value PULSE(0 1.8 0 1.8)
SYMATTR InstName V3
SYMBOL voltage 656 240 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V4
SYMATTR Value PULSE(0 1.2 0 1.2)
TEXT 400 536 Left 2 !.tran 5.5