Version 4
SHEET 1 1512 680
WIRE 48 -400 -192 -400
WIRE 224 -400 48 -400
WIRE 352 -400 224 -400
WIRE 496 -400 352 -400
WIRE 608 -400 496 -400
WIRE 784 -400 608 -400
WIRE 928 -400 784 -400
WIRE 928 -384 928 -400
WIRE 496 -368 496 -400
WIRE 48 -352 48 -400
WIRE 224 -352 224 -400
WIRE 608 -288 608 -400
WIRE 352 -272 352 -400
WIRE 928 -240 928 -304
WIRE 928 -240 672 -240
WIRE 224 -224 224 -272
WIRE 224 -224 144 -224
WIRE 288 -224 224 -224
WIRE 144 -176 144 -224
WIRE 224 -176 224 -224
WIRE 352 -160 352 -176
WIRE 784 -144 784 -400
WIRE 928 -128 928 -240
WIRE 608 -112 608 -192
WIRE 496 -96 496 -288
WIRE 496 -96 464 -96
WIRE 720 -96 496 -96
WIRE 48 -48 48 -272
WIRE 144 -48 144 -112
WIRE 144 -48 48 -48
WIRE 224 -48 224 -96
WIRE 224 -48 144 -48
WIRE 352 -48 352 -160
WIRE 400 -48 352 -48
WIRE 928 -32 928 -64
WIRE 784 80 784 -48
WIRE 928 80 928 32
WIRE 928 80 784 80
WIRE 992 80 928 80
WIRE 1136 80 1072 80
WIRE 928 128 928 80
WIRE 608 144 608 -112
WIRE -192 160 -192 -400
WIRE 224 160 224 -48
WIRE 352 192 352 -48
WIRE 544 192 352 192
WIRE 784 192 784 80
WIRE 1136 192 1136 80
WIRE 0 208 -48 208
WIRE 128 208 80 208
WIRE 160 208 128 208
WIRE -48 240 -48 208
WIRE 128 240 128 208
WIRE 352 240 352 192
WIRE 640 240 608 240
WIRE 720 240 640 240
WIRE 928 240 928 192
WIRE 464 368 464 0
WIRE 928 416 928 304
WIRE 928 416 528 416
WIRE 640 448 640 240
WIRE 928 464 928 416
WIRE -192 576 -192 240
WIRE -48 576 -48 320
WIRE -48 576 -192 576
WIRE 128 576 128 320
WIRE 128 576 -48 576
WIRE 224 576 224 256
WIRE 224 576 128 576
WIRE 352 576 352 320
WIRE 352 576 224 576
WIRE 464 576 464 464
WIRE 464 576 352 576
WIRE 640 576 640 528
WIRE 640 576 464 576
WIRE 784 576 784 288
WIRE 784 576 640 576
WIRE 928 576 928 544
WIRE 928 576 784 576
WIRE 1136 576 1136 256
WIRE 1136 576 928 576
WIRE -192 592 -192 576
FLAG -192 592 0
FLAG -48 208 Vin
FLAG 1136 80 Vout
FLAG 224 -224 Vininv
FLAG 608 -112 Vopu
FLAG 784 80 Voint
FLAG 352 -160 Vdrv
SYMBOL Misc\\battery -192 144 R0
WINDOW 123 0 0 Left 2
WINDOW 39 24 132 Left 2
SYMATTR SpiceLine Rser=100m
SYMATTR InstName V1
SYMATTR Value 1.8
SYMBOL Misc\\signal -48 224 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value PULSE(0 5 0 20n 20n 25u 50u)
SYMBOL npn 160 160 R0
SYMATTR InstName Q1
SYMATTR Value 2N3904
SYMBOL res 96 192 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL res 112 224 R0
SYMATTR InstName R2
SYMATTR Value 6.8k
SYMBOL res 208 -368 R0
SYMATTR InstName R3
SYMATTR Value 3.3k
SYMBOL pnp 288 -176 M180
SYMATTR InstName Q2
SYMATTR Value 2N3906
SYMBOL pnp 544 240 M180
SYMATTR InstName Q4
SYMATTR Value 2N3906
SYMBOL res 336 224 R0
SYMATTR InstName R4
SYMATTR Value 1.5k
SYMBOL cap 1120 192 R0
SYMATTR InstName C2
SYMATTR Value 300p
SYMBOL res 208 -192 R0
SYMATTR InstName R6
SYMATTR Value 1.5k
SYMBOL cap 128 -176 R0
SYMATTR InstName C3
SYMATTR Value 330p
SYMBOL res 32 -368 R0
SYMATTR InstName R7
SYMATTR Value 1k
SYMBOL npn 720 192 R0
SYMATTR InstName Q6
SYMATTR Value 2N3904
SYMBOL res 912 -400 R0
SYMATTR InstName R8
SYMATTR Value 2.2k
SYMBOL npn 672 -288 M0
SYMATTR InstName Q5
SYMATTR Value 2N3904
SYMBOL res 624 432 R0
SYMATTR InstName R9
SYMATTR Value 470
SYMBOL diode 912 -128 R0
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL diode 912 -32 R0
SYMATTR InstName D2
SYMATTR Value 1N4148
SYMBOL res 1088 64 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 220
SYMBOL diode 912 128 R0
SYMATTR InstName D3
SYMATTR Value 1N4148
SYMBOL diode 912 240 R0
SYMATTR InstName D4
SYMATTR Value 1N4148
SYMBOL res 912 448 R0
SYMATTR InstName R10
SYMATTR Value 2.2k
SYMBOL pnp 720 -48 M180
SYMATTR InstName Q3
SYMATTR Value 2N3906
SYMBOL npn 400 -96 R0
SYMATTR InstName Q7
SYMATTR Value 2N3904
SYMBOL pnp 528 464 R180
SYMATTR InstName Q8
SYMATTR Value 2N3906
SYMBOL res 480 -384 R0
SYMATTR InstName R11
SYMATTR Value 470
TEXT -224 616 Left 2 !.tran 200u
TEXT 936 -216 Left 2 ;2N3904:2SC828Q\n2N3906:2SA564Q