Version 4
SHEET 1 880 680
WIRE -368 -144 -496 -144
WIRE -240 -144 -368 -144
WIRE -144 -144 -240 -144
WIRE 368 -144 -144 -144
WIRE -496 -128 -496 -144
WIRE -240 -128 -240 -144
WIRE -368 -64 -368 -144
WIRE -144 -64 -144 -144
WIRE -496 -48 -496 -64
WIRE -416 -48 -496 -48
WIRE -240 -48 -240 -64
WIRE -192 -48 -240 -48
WIRE -496 0 -496 -48
WIRE -240 0 -240 -48
WIRE -464 128 -640 128
WIRE -368 128 -368 32
WIRE -368 128 -464 128
WIRE -240 128 -240 80
WIRE -240 128 -368 128
WIRE -112 128 -240 128
WIRE -640 160 -640 128
WIRE 368 160 368 -144
WIRE 512 160 368 160
WIRE 624 160 512 160
WIRE 624 192 624 160
WIRE 512 208 512 160
WIRE -640 272 -640 240
WIRE -496 272 -496 80
WIRE -496 272 -640 272
WIRE -368 272 -496 272
WIRE -192 272 -368 272
WIRE -144 272 -144 32
WIRE -144 272 -192 272
WIRE -464 320 -464 128
WIRE -192 320 -192 272
WIRE 512 320 512 272
WIRE 512 320 368 320
WIRE 624 320 624 272
WIRE 624 320 512 320
WIRE 368 384 368 320
WIRE -368 400 -368 272
WIRE -112 400 -112 128
WIRE -464 480 -464 400
WIRE -416 480 -464 480
WIRE -192 480 -192 400
WIRE -160 480 -192 480
WIRE -464 512 -464 480
WIRE -192 512 -192 480
WIRE -464 592 -464 576
WIRE -368 592 -368 496
WIRE -368 592 -464 592
WIRE -192 592 -192 576
WIRE -112 592 -112 496
WIRE -112 592 -192 592
WIRE -368 608 -368 592
WIRE -112 608 -112 592
FLAG -368 608 0
FLAG -112 608 0
FLAG 368 384 0
SYMBOL Misc\\signal -640 144 M0
WINDOW 123 0 0 Left 0
SYMATTR SpiceLine Rser=20
SYMATTR InstName V1
SYMATTR Value SINE(0 24 50)
SYMBOL nmos -416 400 R0
SYMATTR InstName M1
SYMATTR Value IRF7201
SYMBOL nmos -160 400 R0
SYMATTR InstName M2
SYMATTR Value IRF7201
SYMBOL cap 528 272 R180
WINDOW 0 24 64 Left 0
WINDOW 3 24 8 Left 0
SYMATTR InstName C1
SYMATTR Value 100pF
SYMBOL res 640 288 R180
WINDOW 0 36 76 Left 0
WINDOW 3 36 40 Left 0
SYMATTR InstName Rload
SYMATTR Value 60
SYMBOL pmos -416 32 M180
SYMATTR InstName M3
SYMATTR Value IRF7204
SYMBOL pmos -192 32 M180
SYMATTR InstName M4
SYMATTR Value IRF7204
SYMBOL res -480 304 R0
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL res -208 304 R0
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL res -512 -16 R0
SYMATTR InstName R3
SYMATTR Value 10k
SYMBOL res -256 -16 R0
SYMATTR InstName R4
SYMATTR Value 10k
SYMBOL zener -448 576 R180
WINDOW 0 24 72 Left 0
WINDOW 3 24 0 Left 0
SYMATTR InstName D1
SYMATTR Value BZX84C8V2L
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL zener -176 576 R180
WINDOW 0 24 72 Left 0
WINDOW 3 24 0 Left 0
SYMATTR InstName D2
SYMATTR Value BZX84C8V2L
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL zener -224 -64 R180
WINDOW 0 24 72 Left 0
WINDOW 3 24 0 Left 0
SYMATTR InstName D3
SYMATTR Value BZX84C8V2L
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL zener -480 -64 R180
WINDOW 0 24 72 Left 0
WINDOW 3 24 0 Left 0
SYMATTR InstName D4
SYMATTR Value BZX84C8V2L
SYMATTR Description Diode
SYMATTR Type diode
TEXT -960 -152 Left 0 !.tran 1s startup