Version 4 SHEET 1 1444 680 WIRE 208 80 112 80 WIRE 384 80 288 80 WIRE 448 80 384 80 WIRE 672 80 576 80 WIRE 848 80 752 80 WIRE 912 80 848 80 WIRE 384 128 384 80 WIRE 848 128 848 80 WIRE -176 144 -176 80 WIRE 112 144 112 80 WIRE 272 144 272 128 WIRE 576 144 576 80 WIRE 736 144 736 128 WIRE 224 160 224 128 WIRE 688 160 688 128 WIRE -176 272 -176 224 WIRE 112 272 112 224 WIRE 384 272 384 208 WIRE 576 272 576 224 WIRE 848 272 848 208 WIRE 208 400 112 400 WIRE 384 400 288 400 WIRE 448 400 384 400 WIRE 672 400 576 400 WIRE 848 400 752 400 WIRE 912 400 848 400 WIRE 384 448 384 400 WIRE 848 448 848 400 WIRE 112 464 112 400 WIRE 224 464 224 448 WIRE 576 464 576 400 WIRE 736 464 736 448 WIRE 272 480 272 448 WIRE 688 480 688 448 WIRE 112 592 112 544 WIRE 384 592 384 528 WIRE 576 592 576 544 WIRE 848 592 848 528 FLAG 112 272 0 FLAG 384 272 0 FLAG 224 160 0 FLAG -176 272 0 FLAG 272 144 ctrl FLAG -176 80 ctrl FLAG 448 80 out2 FLAG 112 80 in2 FLAG 576 272 0 FLAG 848 272 0 FLAG 688 160 0 FLAG 736 144 ctrl FLAG 912 80 out1 FLAG 576 80 in1 FLAG 576 592 0 FLAG 848 592 0 FLAG 688 480 0 FLAG 736 464 ctrl FLAG 912 400 out1h FLAG 576 400 in1h FLAG 112 592 0 FLAG 384 592 0 FLAG 272 480 0 FLAG 224 464 ctrl FLAG 448 400 out2e FLAG 112 400 in2e SYMBOL voltage 112 128 R0 SYMATTR InstName V2 SYMATTR Value PWL(4 20 5 -20 6 20) SYMBOL sw 192 80 R270 WINDOW 0 38 2 VRight 0 WINDOW 3 50 79 VRight 0 SYMATTR InstName S2 SYMATTR Value SW2 SYMBOL voltage -176 128 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName VC SYMATTR Value PWL(0 0 5 5 10 0) SYMBOL res 368 112 R0 SYMATTR InstName R2 SYMATTR Value 10 SYMBOL voltage 576 128 R0 SYMATTR InstName V1 SYMATTR Value PWL(4 20 5 -20 6 20) SYMBOL sw 656 80 R270 SYMATTR InstName S1 SYMATTR Value SW1 SYMBOL res 832 112 R0 SYMATTR InstName R1 SYMATTR Value 10 SYMBOL voltage 576 448 R0 SYMATTR InstName V3 SYMATTR Value PWL(4 20 5 -20 6 20) SYMBOL sw 656 400 R270 WINDOW 0 38 2 VRight 0 WINDOW 3 58 70 VRight 0 SYMATTR InstName S3 SYMATTR Value SW1H SYMBOL res 832 432 R0 SYMATTR InstName R3 SYMATTR Value 10 SYMBOL voltage 112 448 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V4 SYMATTR Value PWL(4 20 5 -20 6 20) SYMBOL sw 304 400 M270 WINDOW 0 38 2 VRight 0 WINDOW 3 50 79 VRight 0 SYMATTR InstName S4 SYMATTR Value SW2e SYMBOL res 368 432 R0 SYMATTR InstName R4 SYMATTR Value 10 TEXT 344 -128 Left 0 !.model SW2 SW(level=2 Ron=10 Roff=1g Vt=2 Vh=-0.2) TEXT -202 -112 Left 0 !.op TEXT 344 -88 Left 0 !.model SW1 SW (Ron=10 Roff=1g Vt=2 Vh=-0.2) TEXT 344 -48 Left 0 !.model SW1H SW Ron=10 Roff=1g Vt=2 Vh=0.2) TEXT -200 -80 Left 0 !.tran 0 10 0 1m TEXT -200 -56 Left 0 !.options plotwinsize=0 TEXT 344 -168 Left 0 !.model SW2e SW(level=2 Ron=10 Roff=1g Vt=2 Vh=-0.2 epsilon=0.1) TEXT 80 -184 Left 0 ;level=2 smooth oneway TEXT 80 -128 Left 0 ;level=2 smooth TEXT 80 -88 Left 0 ;level=1 smooth TEXT 80 -48 Left 0 ;level=1 with hysteresis TEXT 152 -160 Left 0 ;with smooth off