Version 4
SHEET 1 1420 680
WIRE 944 -224 480 -224
WIRE 480 -112 480 -224
WIRE 480 -112 384 -112
WIRE 512 -112 480 -112
WIRE 944 -96 944 -224
WIRE -688 -64 -1040 -64
WIRE 512 -48 448 -48
WIRE 800 -48 768 -48
WIRE 896 -48 800 -48
WIRE -1040 16 -1040 -64
WIRE -224 16 -688 16
WIRE -192 16 -224 16
WIRE 512 16 448 16
WIRE 800 16 768 16
WIRE 944 16 944 -16
WIRE 944 16 800 16
WIRE -832 64 -848 64
WIRE 512 80 496 80
WIRE 800 80 800 16
WIRE 800 80 768 80
WIRE 496 96 496 80
WIRE 496 96 448 96
WIRE -192 128 -192 16
WIRE 1104 128 848 128
WIRE 1248 128 1200 128
WIRE 448 144 448 96
WIRE 800 144 800 80
WIRE 800 144 448 144
WIRE -1040 160 -1040 96
WIRE -848 160 -848 64
WIRE -848 160 -1040 160
WIRE -688 160 -688 112
WIRE -688 160 -848 160
WIRE -560 160 -688 160
WIRE 896 176 896 -48
WIRE 1104 176 896 176
WIRE 1248 176 1216 176
WIRE 384 192 384 -112
WIRE 512 192 384 192
WIRE 848 192 848 128
WIRE 848 192 768 192
WIRE 512 256 448 256
WIRE -192 288 -192 192
WIRE 512 320 432 320
WIRE 800 320 800 144
WIRE 800 320 768 320
WIRE 512 384 480 384
WIRE 800 384 800 320
WIRE 800 384 768 384
WIRE 480 400 480 384
WIRE 480 400 432 400
WIRE 432 432 432 400
WIRE 800 432 800 384
WIRE 800 432 432 432
WIRE 800 448 800 432
FLAG -192 288 0
FLAG -224 16 Vbatt
FLAG 800 448 0
FLAG 448 -48 Vbatt
FLAG 448 256 Vbatt
FLAG 800 -48 VisFull
FLAG 848 192 VisEmpty
FLAG 1248 128 Vcharging
FLAG 1248 176 Vdischarging
FLAG -560 160 0
SYMBOL Comparators\\LT1394 640 -16 R0
SYMATTR InstName U1
SYMBOL Comparators\\LT1394 640 288 R0
SYMATTR InstName U2
SYMBOL voltage 448 0 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName Vfull
SYMATTR Value 1.5
SYMBOL voltage 432 304 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 0.9
SYMBOL Digital\\srflop 1152 80 R0
SYMATTR InstName A3
SYMBOL Misc\\battery -1040 0 R0
WINDOW 123 0 0 Left 0
WINDOW 39 24 132 Left 0
SYMATTR InstName V3
SYMATTR Value 12
SYMATTR SpiceLine Rser=1
SYMBOL Misc\\battery 944 -112 R0
WINDOW 123 0 0 Left 0
WINDOW 39 24 44 Left 0
SYMATTR InstName V2
SYMATTR Value 12
SYMATTR SpiceLine Rser=0.1
SYMBOL npn -752 16 R0
SYMATTR InstName Q1
SYMATTR Value BC547C
SYMBOL res -736 48 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL res -704 -80 R0
SYMATTR InstName R2
SYMATTR Value 1k
SYMBOL polcap -208 128 R0
WINDOW 3 24 64 Left 0
SYMATTR InstName C1
SYMATTR Value 1000µ
SYMATTR Description Capacitor
SYMATTR Type cap
SYMATTR SpiceLine V=35 Irms=1.95 Rser=0.03 Lser=0 mfg="Panasonic" pn="ECA1VFQ102L" type="Al electrolytic"
TEXT -222 478 Left 0 !.tran 100ms
TEXT -424 280 Left 0 !.IC V(Vbatt)=0