Version 4
SHEET 1 1700 1068
WIRE -32 -176 -48 -176
WIRE -48 -160 -48 -176
WIRE 288 -144 288 -160
WIRE 368 -144 288 -144
WIRE -448 -112 -464 -112
WIRE 288 -112 288 -144
WIRE 368 -112 368 -144
WIRE -464 -80 -464 -112
WIRE -48 -64 -48 -80
WIRE 48 -64 -48 -64
WIRE 208 -64 208 -160
WIRE 208 -64 48 -64
WIRE 912 -48 896 -48
WIRE 1056 -48 976 -48
WIRE 1168 -48 1056 -48
WIRE 1200 -48 1168 -48
WIRE -176 -32 -192 -32
WIRE -96 -32 -112 -32
WIRE -48 -32 -48 -64
WIRE -48 -32 -96 -32
WIRE -48 -16 -48 -32
WIRE 48 -16 48 -64
WIRE 912 -16 896 -16
WIRE 1008 -16 976 -16
WIRE -96 0 -96 -32
WIRE 288 0 288 -48
WIRE 368 0 368 -48
WIRE -464 32 -464 0
WIRE -464 32 -512 32
WIRE -416 32 -464 32
WIRE -368 32 -368 -160
WIRE -368 32 -416 32
WIRE -336 32 -368 32
WIRE -192 48 -192 -32
WIRE -192 48 -208 48
WIRE -144 48 -192 48
WIRE -96 48 -144 48
WIRE -512 64 -512 32
WIRE -416 64 -416 32
WIRE 208 64 208 -64
WIRE 240 64 208 64
WIRE 336 64 304 64
WIRE 400 64 336 64
WIRE 624 64 608 64
WIRE 1056 64 1056 -48
WIRE 1168 64 1168 -48
WIRE 912 80 864 80
WIRE 944 80 912 80
WIRE 1008 80 944 80
WIRE -48 96 -48 64
WIRE 48 96 48 48
WIRE 240 96 208 96
WIRE 400 96 400 64
WIRE 432 96 400 96
WIRE 608 112 608 64
WIRE 640 112 608 112
WIRE 864 112 864 80
WIRE -336 128 -336 96
WIRE 784 128 704 128
WIRE 816 128 784 128
WIRE 944 128 944 80
WIRE 432 144 400 144
WIRE 576 144 544 144
WIRE 640 144 576 144
WIRE 640 160 576 160
WIRE 752 160 704 160
WIRE 1008 160 1008 128
WIRE 1056 160 1056 144
WIRE 1056 160 1008 160
WIRE -512 176 -512 128
WIRE -416 176 -416 128
WIRE 640 176 608 176
WIRE 816 176 800 176
WIRE 1056 192 1056 160
WIRE 1168 192 1168 128
WIRE 1168 192 1056 192
WIRE 128 208 -48 208
WIRE 240 208 128 208
WIRE 336 208 304 208
WIRE 400 208 400 144
WIRE 400 208 336 208
WIRE 1168 224 1168 192
WIRE 1216 224 1168 224
WIRE -112 240 -144 240
WIRE -48 240 -48 208
WIRE -48 240 -112 240
WIRE 128 240 128 208
WIRE 128 240 112 240
WIRE 208 240 208 96
WIRE 240 240 208 240
WIRE 336 240 304 240
WIRE 400 240 336 240
WIRE 576 240 576 160
WIRE 576 240 400 240
WIRE 864 240 864 192
WIRE 944 240 944 192
WIRE -464 256 -704 256
WIRE 1056 256 1056 192
WIRE -208 272 -240 272
WIRE 48 272 16 272
WIRE 752 272 752 160
WIRE 784 272 752 272
WIRE 1008 272 784 272
WIRE 480 304 432 304
WIRE -208 320 -208 288
WIRE 48 320 48 288
WIRE 1008 320 992 320
WIRE 480 336 448 336
WIRE 576 336 544 336
WIRE 608 336 608 176
WIRE 608 336 576 336
WIRE -672 352 -704 352
WIRE -624 352 -672 352
WIRE -464 368 -464 256
WIRE -464 368 -496 368
WIRE 768 368 752 368
WIRE 1168 368 1168 224
WIRE 1168 368 944 368
WIRE 752 384 752 368
WIRE 944 384 944 368
WIRE 1168 384 1168 368
WIRE 704 400 688 400
WIRE 896 400 880 400
WIRE -240 416 -240 272
WIRE -192 416 -240 416
WIRE -160 416 -192 416
WIRE 16 416 16 272
WIRE 96 416 16 416
WIRE 208 416 208 240
WIRE 208 416 96 416
WIRE 256 416 208 416
WIRE -624 448 -624 416
WIRE -240 448 -240 416
WIRE -160 448 -160 416
WIRE 16 448 16 416
WIRE 96 448 96 416
WIRE 256 448 256 416
WIRE 704 448 688 448
WIRE 896 448 880 448
WIRE 160 464 144 464
WIRE 320 464 304 464
WIRE 752 480 752 464
WIRE 944 480 944 464
WIRE 944 480 752 480
WIRE 1056 480 1056 336
WIRE 1056 480 944 480
WIRE 1168 480 1168 448
WIRE 1168 480 1056 480
WIRE 1200 480 1168 480
WIRE 176 512 144 512
WIRE 400 512 400 240
WIRE 400 512 304 512
WIRE -160 560 -160 528
WIRE 16 560 16 512
WIRE 96 560 96 528
WIRE 256 560 256 528
WIRE -672 592 -672 352
WIRE -240 592 -240 512
WIRE -240 592 -672 592
WIRE 432 592 432 304
WIRE 432 592 -240 592
FLAG 1200 -48 Vcc
IOPIN 1200 -48 In
FLAG 208 -160 Icmp
IOPIN 208 -160 Out
FLAG -368 -160 Imo
IOPIN -368 -160 Out
FLAG 288 -160 Iac
IOPIN 288 -160 In
FLAG -704 256 Vcmp
IOPIN -704 256 Out
FLAG -704 352 Vfb
IOPIN -704 352 In
FLAG 1216 224 Out
IOPIN 1216 224 Out
FLAG -512 176 COM
FLAG -416 176 COM
FLAG 880 448 0
FLAG 800 176 0
FLAG 864 240 COM
FLAG 1200 480 Com
IOPIN 1200 480 In
FLAG 1008 -16 COM
FLAG -48 96 COM
FLAG -48 -176 Vcc
FLAG 624 64 Vok
FLAG -336 128 COM
FLAG 944 240 COM
FLAG 48 320 COM
FLAG -464 -112 Vcc
FLAG 448 336 COM
FLAG 288 0 COM
FLAG -624 448 COM
FLAG 48 96 COM
FLAG 336 208 clk
FLAG 576 336 ovp
FLAG 336 64 pwm
FLAG 576 144 d
FLAG -144 48 1
FLAG 96 416 ramp
FLAG 336 240 _clk
FLAG 320 464 Vok
FLAG 160 464 Vok
FLAG 176 512 0
FLAG 16 560 COM
FLAG 96 560 COM
FLAG 256 560 COM
FLAG -160 560 COM
FLAG -208 320 COM
FLAG 896 -16 _Vok
FLAG 992 320 _Vok
FLAG 880 400 _Vok
FLAG 896 -48 Vok
FLAG -192 416 2
FLAG -112 240 sync
FLAG 784 128 drv
FLAG 784 272 _drv
FLAG 912 80 zen
FLAG 688 448 0
FLAG 688 400 Vok
FLAG 752 368 Vcc
FLAG 368 0 COM
SYMBOL Digital\\phidet -592 368 R0
WINDOW 38 8 64 Center 2
WINDOW 3 -64 96 Left 2
WINDOW 123 -64 128 Left 2
WINDOW 39 -64 160 Left 2
SYMATTR SpiceModel OTA
SYMATTR Value Linear PowerUp=V(Vok) G=450u
SYMATTR Value2 Vlow=0.6 Vhigh=6.0 Iout=50u
SYMATTR SpiceLine Cout=5p Rout=1e7 Ref=3
SYMATTR InstName A1
SYMBOL cap -496 64 M0
WINDOW 39 24 80 Left 2
SYMATTR SpiceLine Rpar=1e6
SYMATTR InstName C1
SYMATTR Value 10p
SYMBOL zener -400 128 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value 2V
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL bi -464 -80 M0
WINDOW 0 -16 0 Right 2
WINDOW 3 40 8 Left 2
WINDOW 123 40 40 Left 2
WINDOW 39 40 72 Left 2
SYMATTR InstName B1
SYMATTR Value I=V(Vok)*70*-I(D2)*
SYMATTR Value2 (V(Vcmp,com)-1.5)
SYMATTR SpiceLine /V(Vcc,com)**2
SYMBOL Digital\\phidet -304 48 R0
WINDOW 38 8 64 Center 2
WINDOW 3 -80 96 Left 2
WINDOW 123 -80 128 Left 2
SYMATTR SpiceModel OTA
SYMATTR Value Linear PowerUp=V(Vok) G=10m Iout=3u
SYMATTR Value2 Vlow=0 Vhigh=6.8 Cout=5p Rout=3e6 Ref=3m
SYMATTR InstName A2
SYMBOL cap -112 -16 M270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C2
SYMATTR Value 5p
SYMBOL current -48 -160 R0
WINDOW 3 -32 64 Right 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 0 16 0 Left 2
SYMATTR Value TBL(0.29 0 0.3 0m15)
SYMATTR InstName I1
SYMBOL sw -48 80 M180
WINDOW 0 16 96 Left 2
WINDOW 3 16 16 Left 2
SYMATTR InstName S1
SYMATTR Value Buf
SYMBOL cap 32 -16 R0
SYMATTR InstName C3
SYMATTR Value 5p
SYMBOL Digital\\diffschmitt -208 192 R0
WINDOW 3 -16 144 Left 2
WINDOW 123 -16 176 Left 2
WINDOW 0 -16 40 Right 2
SYMATTR Value Vt=0.5 Vh=1m
SYMATTR Value2 Vhigh=6 Rout=50k
SYMATTR InstName A3
SYMATTR SpiceLine td=10n tripdt=5n
SYMBOL cap -256 512 M180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C4
SYMATTR Value 2p6
SYMBOL res -176 432 R0
SYMATTR InstName R1
SYMATTR Value 17k
SYMBOL Digital\\diffschmitt 48 192 R0
WINDOW 3 -16 144 Left 2
WINDOW 0 -16 40 Right 2
WINDOW 123 -16 176 Left 2
SYMATTR Value Vt=-3 Vh=1m
SYMATTR InstName A4
SYMATTR Value2 Rhigh=1G
SYMATTR SpiceLine td=10n tripdt=2n
SYMBOL cap 32 448 M0
SYMATTR InstName C5
SYMATTR Value 4p9
SYMBOL g2 96 544 R180
WINDOW 0 -16 96 Right 2
WINDOW 3 -16 16 Right 2
SYMATTR InstName G1
SYMATTR Value 2µ
SYMBOL g 256 432 M0
WINDOW 0 -16 16 Right 2
WINDOW 3 -16 96 Right 2
SYMATTR InstName G2
SYMATTR Value 200µ
SYMBOL Digital\\diffschmitt 240 16 R0
WINDOW 0 -2 6 Left 2
WINDOW 3 -16 120 Left 2
SYMATTR InstName A5
SYMATTR Value Vt=0 Vh=0
SYMATTR Value2 td=10n tripdt=5n
SYMBOL Digital\\diffschmitt 240 160 R0
WINDOW 3 -16 120 Left 2
WINDOW 0 0 16 Left 2
SYMATTR Value Vt=-3 Vh=2.5
SYMATTR InstName A6
SYMATTR Value2 tau=10n tripdt=2n
SYMBOL zener 272 -48 M180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D2
SYMATTR Value 2V
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 352 -112 R0
SYMATTR InstName C6
SYMATTR Value 5p
SYMBOL Digital\\srflop 480 48 R0
WINDOW 3 -43 144 Left 2
SYMATTR Value tau=10n
SYMATTR InstName A7
SYMATTR Value2 tripdt=5n
SYMBOL Digital\\diffschmitt 480 256 R0
WINDOW 0 0 16 Left 2
WINDOW 3 -32 120 Left 2
SYMATTR InstName A8
SYMATTR Value Vt=3.08 Vh=0.7
SYMATTR Value2 td=10n tripdt=5n
SYMBOL Digital\\and 672 80 R0
WINDOW 3 -48 112 Left 2
WINDOW 0 -32 16 Left 2
SYMATTR Value tau=20n
SYMATTR InstName A9
SYMATTR Value2 tripdt=5n
SYMBOL Digital\\diffschmitt 976 -96 M0
WINDOW 0 0 16 Left 2
WINDOW 3 -32 120 Left 2
SYMATTR InstName A10
SYMATTR Value Vt=10.6 Vh=0.9 tau=50n
SYMATTR Value2 tripdt=5n
SYMBOL g 864 96 R0
SYMATTR InstName G3
SYMATTR Value 15
SYMBOL cap 928 128 R0
WINDOW 0 32 16 Left 2
WINDOW 3 32 48 Left 2
WINDOW 39 32 72 Left 2
SYMATTR InstName C7
SYMATTR Value 20n
SYMATTR SpiceLine Rpar=1
SYMBOL sw 1056 160 M180
WINDOW 0 16 96 Left 2
WINDOW 3 16 16 Left 2
SYMATTR InstName S2
SYMATTR Value Hdrive
SYMBOL cap 1152 64 R0
SYMATTR InstName C8
SYMATTR Value 5p
SYMBOL sw 1056 352 M180
WINDOW 0 16 96 Left 2
WINDOW 3 16 16 Left 2
SYMATTR InstName S3
SYMATTR Value Ldrive
SYMBOL cap 1152 384 R0
SYMATTR InstName C9
SYMATTR Value 10p
SYMBOL sw 944 480 M180
WINDOW 0 16 96 Left 2
WINDOW 3 16 16 Left 2
SYMATTR InstName S4
SYMATTR Value Clamp
SYMBOL sw 752 480 M180
WINDOW 0 16 96 Left 2
WINDOW 3 16 16 Left 2
SYMATTR InstName S5
SYMATTR Value IVcc
TEXT 432 -192 Left 2 !.model 2V d Vfwd=0.6 Epsilon=10m Vrev=2 Rrev=10 RevEpsilon=10m
TEXT 432 -160 Left 2 !.model Buf sw level=2 epsilon=10m Vt=1m Vh=-2m Ron=50 Ilimit=1m15
TEXT 464 512 Left 2 !.model Hdrive sw Vt=0.0 Vh=-0.1 Ron=10 Roff=1e6 Vser=1.6\n.model Ldrive sw Vt=0.9 Vh=-0.1 Ron=10 Roff=100k\n.model Clamp sw Vt=0.5 Vh=-0.5 Ron=20 Roff=100k Vser=1.2\n.model IVcc sw Vt=0.5 Vh=-0.5 Ron=1k3 Roff=50k Ilimit=13m
TEXT 624 -80 Center 4 ;UC3853
TEXT 624 -48 Center 2 ;by analogspiceman 2014