Version 4
SHEET 1 2276 1624
WIRE -288 464 -288 416
WIRE -288 544 -288 576
WIRE -288 688 -288 720
WIRE -112 720 -288 720
WIRE -112 416 -112 720
WIRE 16 304 64 304
WIRE 64 576 64 608
WIRE 64 688 64 720
WIRE 64 720 -112 720
WIRE 64 512 64 304
WIRE 64 304 240 304
WIRE 240 608 240 304
WIRE 240 688 240 720
WIRE 240 720 64 720
WIRE -336 528 -368 528
WIRE -368 528 -368 720
WIRE -368 720 -288 720
WIRE -128 1248 -128 1088
WIRE -160 1040 -192 1040
WIRE -192 1040 -192 944
WIRE -160 1072 -192 1072
WIRE -128 1248 -192 1248
WIRE -96 1056 48 1056
WIRE 656 1104 720 1104
WIRE 768 1248 512 1248
WIRE 768 1120 768 1248
WIRE 768 1040 768 1008
WIRE 768 816 768 784
WIRE -512 784 -512 1136
WIRE 768 1008 832 1008
WIRE 768 1008 768 896
WIRE -512 1248 -512 1216
WIRE -512 1280 -512 1248
WIRE 656 1104 656 976
WIRE 656 976 688 976
WIRE -128 992 -96 992
WIRE -128 992 -128 1024
WIRE -192 1136 -192 1072
WIRE -192 1216 -192 1248
WIRE -192 1248 -320 1248
WIRE 32 864 80 864
WIRE 768 784 -512 784
WIRE -320 1248 -512 1248
WIRE 768 784 1008 784
WIRE 528 592 528 720
WIRE 528 720 432 720
WIRE 432 544 528 544
WIRE 608 592 608 672
WIRE 432 688 432 720
WIRE 400 544 432 544
WIRE 928 448 960 448
WIRE 864 480 832 480
WIRE 864 464 832 464
WIRE 832 464 832 448
WIRE 832 304 960 304
WIRE 864 448 832 448
WIRE 832 448 832 432
WIRE 864 432 832 432
WIRE 832 432 832 304
WIRE 880 496 880 720
WIRE 880 720 704 720
WIRE -320 1136 -320 944
WIRE -320 944 -192 944
WIRE -320 1216 -320 1248
WIRE 48 944 48 1056
WIRE 1008 1248 928 1248
WIRE 1008 1120 1008 1248
WIRE 1008 1040 1008 1008
WIRE 1008 816 1008 784
WIRE 1008 1008 1072 1008
WIRE 1008 1008 1008 896
WIRE 528 496 496 496
WIRE 496 304 832 304
WIRE 608 672 640 672
WIRE 704 672 736 672
WIRE 704 688 704 720
WIRE 704 720 528 720
WIRE 864 496 688 496
WIRE 496 496 496 304
WIRE 608 448 608 400
WIRE 608 400 720 400
WIRE 720 400 720 432
WIRE 512 1216 512 1248
WIRE 512 1248 320 1248
WIRE 512 1136 512 1104
WIRE 16 944 48 944
WIRE -48 944 -192 944
WIRE -240 576 -288 576
WIRE -288 576 -288 608
WIRE 624 976 656 976
WIRE 624 1104 656 1104
WIRE 544 1104 512 1104
WIRE 544 976 512 976
WIRE 960 1056 928 1056
WIRE 928 1056 928 976
WIRE 928 1136 928 1104
WIRE 928 1104 960 1104
WIRE 928 1216 928 1248
WIRE 928 1248 768 1248
WIRE -512 592 -512 304
WIRE -512 672 -512 720
WIRE -512 720 -368 720
WIRE -336 480 -368 480
WIRE -512 752 -512 720
WIRE 240 304 272 304
WIRE -512 304 -288 304
WIRE -288 304 -288 336
WIRE -112 336 -112 304
WIRE -112 304 -48 304
WIRE 240 720 432 720
WIRE 160 1056 320 1056
WIRE 320 1056 320 1136
WIRE 80 1056 48 1056
WIRE 320 1216 320 1248
WIRE 320 1248 -128 1248
WIRE 320 1056 400 1056
WIRE 1040 784 1008 784
WIRE 400 1056 400 976
WIRE 400 1056 720 1056
WIRE 400 976 368 976
WIRE 432 608 432 544
WIRE 688 976 688 944
WIRE 688 976 928 976
WIRE 688 944 368 944
WIRE 48 944 80 944
WIRE -48 864 -320 864
WIRE -320 864 -320 944
FLAG -512 1280 0
FLAG -96 992 +15
IOPIN -96 992 In
FLAG 960 304 +15
IOPIN 960 304 In
FLAG 80 864 VOUT
IOPIN 80 864 In
FLAG 80 944 VVEA
IOPIN 80 944 Out
FLAG 960 448 DRV
IOPIN 960 448 Out
FLAG 400 544 CLK
IOPIN 400 544 Out
FLAG 832 480 CLK
IOPIN 832 480 In
FLAG 1072 1008 PWM
IOPIN 1072 1008 Out
FLAG 736 672 PWM
IOPIN 736 672 In
FLAG 720 432 0
FLAG 832 1008 PWM
IOPIN 832 1008 Out
FLAG -240 576 ISNS
IOPIN -240 576 Out
FLAG 512 976 ISNS
IOPIN 512 976 In
FLAG -368 480 DRV
IOPIN -368 480 In
FLAG -512 752 0
FLAG 272 304 VOUT
IOPIN 272 304 Out
FLAG 1040 784 +15
IOPIN 1040 784 Out
FLAG 368 976 VCMP1
IOPIN 368 976 Out
FLAG 368 944 VCMP2
IOPIN 368 944 Out
SYMBOL ind2 -304 320 R0
WINDOW 3 39 63 Left 0
WINDOW 0 40 40 Left 0
SYMATTR Value 700U
SYMATTR InstName L1
SYMATTR Type ind
SYMATTR SpiceLine Rser=100m
SYMBOL ind2 -96 432 R180
WINDOW 0 -42 72 Left 0
WINDOW 3 -54 48 Left 0
SYMATTR InstName L2
SYMATTR Value 16U
SYMATTR Type ind
SYMATTR SpiceLine Ipk=10m
SYMBOL sw -288 560 M180
WINDOW 0 38 42 Left 0
WINDOW 3 38 65 Left 0
SYMATTR InstName S1
SYMATTR Value MSWITCH
SYMBOL res -304 592 R0
WINDOW 0 -52 35 Left 0
WINDOW 3 -52 59 Left 0
SYMATTR InstName R1
SYMATTR Value 0.33
SYMBOL diode -48 320 R270
WINDOW 0 53 23 VTop 0
WINDOW 3 58 42 VBottom 0
SYMATTR InstName D1
SYMATTR Value IDEAL
SYMBOL cap 48 512 R0
WINDOW 0 -61 25 Left 0
WINDOW 3 -61 49 Left 0
SYMATTR InstName C1
SYMATTR Value 470u
SYMBOL res 48 592 R0
WINDOW 0 -65 40 Left 0
WINDOW 3 -65 62 Left 0
SYMATTR InstName R2
SYMATTR Value 62m
SYMBOL Opamps\\1pole -128 1056 R0
SYMATTR InstName U1
SYMATTR Value2 Avol=10Meg GBW=100Meg Slew=100Meg
SYMBOL voltage -512 1120 R0
WINDOW 0 39 41 Left 0
WINDOW 3 41 66 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VSUP1
SYMATTR Value 15
SYMBOL sw 768 1024 R0
WINDOW 0 42 45 Left 0
WINDOW 3 42 67 Left 0
SYMATTR InstName S2
SYMATTR Value PWMC
SYMBOL res 752 800 R0
WINDOW 0 -48 49 Left 0
WINDOW 3 -48 72 Left 0
SYMATTR InstName R10
SYMATTR Value 1K
SYMBOL res -64 880 R270
WINDOW 0 59 51 VTop 0
WINDOW 3 63 58 VBottom 0
SYMATTR InstName R3
SYMATTR Value 56K
SYMBOL voltage -192 1120 R0
WINDOW 0 -83 42 Left 0
WINDOW 3 -86 66 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 2.5V
SYMBOL res -336 1120 R0
WINDOW 0 -40 42 Left 0
WINDOW 3 -43 67 Left 0
SYMATTR InstName R4
SYMATTR Value 11K
SYMBOL Digital\\dflop 608 448 R0
SYMATTR InstName A1
SYMATTR SpiceLine Trise=100n Tfall=100n Vhigh=15 Vlow=0 Ref=7.5
SYMBOL voltage 432 592 R0
WINDOW 0 -137 54 Left 0
WINDOW 3 -335 70 Invisible 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VCLOCK
SYMATTR Value PULSE(0 15 0 100n 100n 9u 10u)
SYMBOL Digital\\and 896 400 R0
WINDOW 0 -35 7 Left 0
SYMATTR InstName A3
SYMATTR SpiceLine Trise=200n Tfall=200n Vhigh=15 Vlow=0 Ref=7.5
SYMBOL sw 1008 1136 M180
WINDOW 0 42 73 Left 0
WINDOW 3 42 47 Left 0
SYMATTR InstName S3
SYMATTR Value PWMC
SYMBOL res 992 800 R0
WINDOW 0 -48 49 Left 0
WINDOW 3 -48 72 Left 0
SYMATTR InstName R11
SYMATTR Value 1K
SYMBOL Digital\\inv 704 608 M0
SYMATTR InstName A2
SYMATTR SpiceLine Trise=100n Tfall=100n Vhigh=15 Vlow=0 Ref=7.5
SYMBOL voltage 512 1120 R0
WINDOW 0 -124 57 Left 0
WINDOW 3 -307 66 Invisible 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VRAMP
SYMATTR Value PULSE(0 5 0 9.9u 100n 0 10u)
SYMBOL cap 16 928 R90
WINDOW 0 -20 49 VBottom 0
WINDOW 3 -28 37 VTop 0
SYMATTR InstName C3
SYMATTR Value 100p
SYMBOL res 640 960 R90
WINDOW 0 64 67 VBottom 0
WINDOW 3 62 69 VTop 0
SYMATTR InstName R8
SYMATTR Value 1K
SYMBOL res 640 1088 R90
WINDOW 0 63 57 VBottom 0
WINDOW 3 61 54 VTop 0
SYMATTR InstName R9
SYMATTR Value 18K
SYMBOL voltage 928 1120 R0
WINDOW 0 -74 43 Left 0
WINDOW 3 -73 67 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V3
SYMATTR Value 1V
SYMBOL voltage -512 576 R0
WINDOW 0 37 50 Left 0
WINDOW 3 37 71 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V5
SYMATTR Value 155V
SYMBOL load2 240 608 R0
WINDOW 0 -106 39 Left 0
WINDOW 3 49 47 Invisible 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName ILOAD
SYMATTR Value PULSE(1.5 3 0 100u 100u 2.5m 5m)
SYMBOL res 176 1040 R90
WINDOW 0 -18 66 VBottom 0
WINDOW 3 -24 65 VTop 0
SYMATTR InstName R6
SYMATTR Value 2K
SYMBOL res 336 1232 R180
WINDOW 0 49 66 Left 0
WINDOW 3 61 43 Left 0
SYMATTR InstName R7
SYMATTR Value 1K
TEXT -520 1328 Left 0 !.tran 0 10m 10u uic
TEXT -520 1352 Left 0 !.model MSWITCH SW(Ron=10m Roff=1Meg Vt=5 Vh=-1)
TEXT -520 1376 Left 0 !.model PWMC SW(Ron=10m Roff=1Meg Vt=1U Vh=-5m)
TEXT -440 376 Left 0 !K1 L1 L2 1