Version 4
SHEET 1 4756 4968
WIRE -176 -224 -2272 -224
WIRE 576 -224 -176 -224
WIRE 800 -224 720 -224
WIRE 976 -224 864 -224
WIRE 2496 -224 976 -224
WIRE 2720 -224 2496 -224
WIRE 2992 -224 2720 -224
WIRE 2992 -208 3168 -256
WIRE 2992 -208 2992 -224
WIRE -176 -192 -176 -224
WIRE 1616 -176 1504 -176
WIRE 2048 -176 1760 -176
WIRE 1504 -144 1504 -176
WIRE -1376 -112 -1920 -112
WIRE -1248 -112 -1376 -112
WIRE -864 -112 -1248 -112
WIRE 1936 -112 1824 -112
WIRE -176 -96 -176 -128
WIRE 576 -96 576 -224
WIRE 720 -96 720 -224
WIRE 2496 -96 2496 -224
WIRE 2576 -96 2496 -96
WIRE -1248 -80 -1248 -112
WIRE 1824 -80 1824 -112
WIRE 1936 -80 1936 -112
WIRE 2048 -80 2048 -176
WIRE 2576 -64 2576 -96
WIRE 2720 -64 2720 -224
WIRE 0 -48 -80 -48
WIRE 352 -48 208 -48
WIRE 2784 -48 2768 -48
WIRE 1504 -32 1504 -64
WIRE 2496 -32 2496 -96
WIRE 0 -16 0 -48
WIRE 352 -16 352 -48
WIRE 2800 0 2768 0
WIRE 2896 0 2880 0
WIRE -976 16 -1008 16
WIRE -784 16 -912 16
WIRE -1248 32 -1248 0
WIRE 208 32 208 -48
WIRE 1760 32 1760 -176
WIRE 1824 32 1824 0
WIRE 1824 32 1760 32
WIRE 2576 32 2576 0
WIRE -2272 48 -2272 -224
WIRE 0 80 0 64
WIRE 352 80 352 64
WIRE 1616 80 1616 -176
WIRE -1312 96 -1440 96
WIRE 976 96 976 -224
WIRE 1936 96 1936 -16
WIRE 2048 96 2048 -16
WIRE 2048 96 1936 96
WIRE -80 112 -80 -48
WIRE 576 128 576 -16
WIRE -1008 144 -1008 16
WIRE -976 144 -1008 144
WIRE -784 144 -784 16
WIRE -784 144 -896 144
WIRE 1824 144 1824 32
WIRE 1824 144 1776 144
WIRE 2224 144 1824 144
WIRE 2496 144 2496 48
WIRE 2496 144 2304 144
WIRE 2576 144 2576 112
WIRE 2576 144 2496 144
WIRE -1824 160 -1984 160
WIRE -240 176 -544 176
WIRE 1264 176 1200 64
WIRE 1456 176 1296 176
WIRE -1376 192 -1376 -112
WIRE -1920 208 -1920 -112
WIRE -1440 208 -1440 96
WIRE -1408 208 -1440 208
WIRE -864 208 -864 -112
WIRE 352 208 80 208
WIRE 464 208 432 208
WIRE 528 208 464 208
WIRE 1936 208 1936 96
WIRE 1936 208 1776 208
WIRE -1984 224 -1984 160
WIRE -1952 224 -1984 224
WIRE -1312 224 -1312 96
WIRE -1312 224 -1344 224
WIRE -1184 224 -1312 224
WIRE -1008 224 -1008 144
WIRE -1008 224 -1104 224
WIRE -896 224 -1008 224
WIRE 1296 224 1296 176
WIRE -1824 240 -1824 160
WIRE -1824 240 -1888 240
WIRE -1792 240 -1824 240
WIRE -1680 240 -1712 240
WIRE -1616 240 -1680 240
WIRE -1520 240 -1536 240
WIRE -1408 240 -1520 240
WIRE -784 240 -784 144
WIRE -784 240 -832 240
WIRE -656 240 -784 240
WIRE -544 240 -544 176
WIRE -544 240 -576 240
WIRE -496 240 -544 240
WIRE -288 240 -416 240
WIRE -240 240 -288 240
WIRE -1952 256 -2048 256
WIRE -896 256 -960 256
WIRE -544 272 -544 240
WIRE -544 272 -560 272
WIRE 1808 272 1776 272
WIRE 1920 272 1808 272
WIRE 2160 272 1920 272
WIRE -288 288 -288 240
WIRE -288 288 -448 288
WIRE 1920 288 1920 272
WIRE -288 304 -416 304
WIRE -240 304 -288 304
WIRE 1456 304 1424 304
WIRE -560 320 -560 272
WIRE -448 320 -448 288
WIRE -448 320 -496 320
WIRE -416 336 -416 304
WIRE 208 336 208 112
WIRE 208 336 80 336
WIRE 1264 336 1264 176
WIRE 1296 336 1296 304
WIRE 1296 336 1264 336
WIRE 1872 336 1776 336
WIRE 2160 336 2160 272
WIRE -1680 368 -1680 240
WIRE -1520 368 -1520 240
WIRE -240 368 -336 368
WIRE 2720 368 2720 16
WIRE -2048 384 -2048 256
WIRE -960 384 -960 256
WIRE 1296 384 1296 336
WIRE 1872 384 1872 336
WIRE 1920 384 1920 368
WIRE 1920 384 1872 384
WIRE 2000 384 1920 384
WIRE 2096 384 2080 384
WIRE 208 400 208 336
WIRE 256 400 208 400
WIRE 576 400 576 224
WIRE 576 400 336 400
WIRE 1808 432 1808 272
WIRE 2304 432 2256 432
WIRE 2384 432 2304 432
WIRE 2992 432 2992 -208
WIRE 208 448 208 400
WIRE 464 448 464 208
WIRE 576 448 576 400
WIRE 3056 448 3040 448
WIRE -416 464 -416 416
WIRE -336 464 -336 368
WIRE -336 464 -416 464
WIRE 1920 464 1920 384
WIRE 2160 464 2160 432
WIRE 2304 464 2304 432
WIRE 2496 464 2496 144
WIRE -416 480 -416 464
WIRE -288 480 -288 304
WIRE 3072 496 3040 496
WIRE 3168 496 3152 496
WIRE 2160 560 2160 544
WIRE 2256 560 2256 432
WIRE 2256 560 2160 560
WIRE -2272 592 -2272 128
WIRE -2048 592 -2048 464
WIRE -2048 592 -2272 592
WIRE -1920 592 -1920 272
WIRE -1920 592 -2048 592
WIRE -1680 592 -1680 432
WIRE -1680 592 -1920 592
WIRE -1520 592 -1520 432
WIRE -1520 592 -1680 592
WIRE -1376 592 -1376 256
WIRE -1376 592 -1520 592
WIRE -960 592 -960 464
WIRE -960 592 -1376 592
WIRE -864 592 -864 272
WIRE -864 592 -960 592
WIRE -416 592 -416 544
WIRE -416 592 -864 592
WIRE -288 592 -288 544
WIRE -288 592 -416 592
WIRE -80 592 -80 432
WIRE -80 592 -288 592
WIRE 208 592 208 512
WIRE 208 592 -80 592
WIRE 464 592 464 528
WIRE 464 592 208 592
WIRE 576 592 576 528
WIRE 576 592 464 592
WIRE 720 592 720 -16
WIRE 720 592 576 592
WIRE 976 592 976 160
WIRE 976 592 720 592
WIRE 1296 592 1296 464
WIRE 1296 592 976 592
WIRE 1616 592 1616 400
WIRE 1616 592 1296 592
WIRE 1808 592 1808 496
WIRE 1808 592 1616 592
WIRE 1920 592 1920 528
WIRE 1920 592 1808 592
WIRE 2304 592 2304 544
WIRE 2304 592 1920 592
WIRE 2496 592 2496 544
WIRE 2496 592 2304 592
WIRE 2720 592 2720 448
WIRE 2720 592 2496 592
WIRE 2992 592 2992 512
WIRE 2992 592 2720 592
WIRE -80 608 -80 592
WIRE 1424 656 1424 304
WIRE 2384 656 2384 432
WIRE 2384 656 1424 656
FLAG -80 608 0
FLAG 0 80 0
FLAG 352 80 0
FLAG -176 -96 0
FLAG 1504 -32 0
FLAG 1200 64 PWM
FLAG -1248 32 0
FLAG 2784 -48 0
FLAG 2896 0 0
FLAG 3056 448 0
FLAG 3168 496 0
FLAG 3168 -256 VOUT_P
SYMBOL PowerProducts\\LT1241 -80 272 R0
SYMATTR InstName U1
SYMBOL cap -432 480 R0
SYMATTR InstName C1
SYMATTR Value 3n
SYMATTR SpiceLine Rser=0.03
SYMBOL res -432 320 R0
SYMATTR InstName R2
SYMATTR Value 2330
SYMBOL cap -304 480 R0
SYMATTR InstName C2
SYMATTR Value 4µ7
SYMATTR SpiceLine Rser=0.03
SYMBOL voltage 0 -32 R0
WINDOW 123 0 0 Left 2
WINDOW 39 24 44 Left 2
SYMATTR SpiceLine Rser=0.1
SYMATTR InstName V1
SYMATTR Value 11
SYMBOL voltage 352 -32 R0
WINDOW 123 0 0 Left 2
WINDOW 39 24 44 Left 2
SYMATTR SpiceLine Rser=0.03
SYMATTR InstName V8
SYMATTR Value 5
SYMBOL res 240 416 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R3
SYMATTR Value 700
SYMBOL res 192 16 R0
SYMATTR InstName R4
SYMATTR Value 4300
SYMBOL cap 192 448 R0
SYMATTR InstName C3
SYMATTR Value 330p
SYMATTR SpiceLine Rser=0.03
SYMBOL nmos 528 128 R0
WINDOW 3 -99 -21 Left 2
SYMATTR Value STW11NM80
SYMATTR InstName M1
SYMBOL res 336 224 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R1
SYMATTR Value 1
SYMBOL res 560 432 R0
SYMATTR InstName R6
SYMATTR Value 0.36
SYMBOL res 448 432 R0
SYMATTR InstName R8
SYMATTR Value 33k
SYMBOL ind2 560 -112 R0
WINDOW 0 52 44 Left 2
WINDOW 3 -71 60 Left 2
SYMATTR InstName L1
SYMATTR Value 1.5e-3
SYMATTR Type ind
SYMATTR SpiceLine Rser=0.1
SYMBOL ind2 736 0 R180
WINDOW 0 46 69 Left 2
WINDOW 3 -54 31 Left 2
SYMATTR InstName L2
SYMATTR Value 120µ
SYMATTR Type ind
SYMATTR SpiceLine Rser=0.05
SYMBOL schottky 800 -208 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value MBRS1100
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 960 96 R0
SYMATTR InstName C4
SYMATTR Value 220µ
SYMATTR SpiceLine Rser=0.03
SYMBOL cap -192 -192 R0
SYMATTR InstName C5
SYMATTR Value 2µ1
SYMATTR SpiceLine Rser=0.03
SYMBOL voltage -2272 32 R0
WINDOW 123 0 0 Left 2
WINDOW 39 24 124 Left 2
SYMATTR SpiceLine Rser=0.03
SYMATTR InstName V2
SYMATTR Value 250
SYMBOL res 2480 448 R0
SYMATTR InstName R5
SYMATTR Value 2k5
SYMBOL res 2480 -48 R0
SYMATTR InstName R7
SYMATTR Value 14k5
SYMBOL cap 2560 -64 R0
SYMATTR InstName C8
SYMATTR Value 100n
SYMATTR SpiceLine Rser=0.03
SYMBOL res 2560 16 R0
SYMATTR InstName R10
SYMATTR Value 100
SYMBOL res 2320 128 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R11
SYMATTR Value 33k
SYMBOL res 1808 -96 R0
SYMATTR InstName R9
SYMATTR Value 10k
SYMBOL cap 1920 -80 R0
SYMATTR InstName C6
SYMATTR Value 10n
SYMATTR SpiceLine Rser=0.03
SYMBOL cap 1792 432 R0
SYMATTR InstName C7
SYMATTR Value 4µ7
SYMATTR SpiceLine Rser=0.03
SYMBOL res 1904 272 R0
SYMATTR InstName R12
SYMATTR Value 3300
SYMBOL cap 1904 464 R0
SYMATTR InstName C9
SYMATTR Value 3n3
SYMATTR SpiceLine Rser=0.03
SYMBOL npn 2096 336 R0
SYMATTR InstName Q1
SYMATTR Value 2N3904
SYMBOL res 2096 368 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R13
SYMATTR Value 100
SYMBOL res 2144 448 R0
SYMATTR InstName R14
SYMATTR Value 1k9
SYMBOL res 2288 448 R0
SYMATTR InstName R15
SYMATTR Value 1k4
SYMBOL voltage 1504 -160 R0
WINDOW 123 0 0 Left 2
WINDOW 39 24 44 Left 2
SYMATTR SpiceLine Rser=0.1
SYMATTR InstName V4
SYMATTR Value 11
SYMBOL res 1280 368 R0
SYMATTR InstName R16
SYMATTR Value 3k
SYMBOL voltage -2048 368 R0
SYMATTR InstName V3
SYMATTR Value V=V(PWM)
SYMATTR Prefix B
SYMBOL res -400 224 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R17
SYMATTR Value 22k
SYMBOL res -560 224 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R18
SYMATTR Value 10k
SYMBOL res -1696 224 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R19
SYMATTR Value 1k
SYMBOL cap -1696 368 R0
SYMATTR InstName C10
SYMATTR Value 1n
SYMATTR SpiceLine Rser=0.03
SYMBOL res -1520 224 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R20
SYMATTR Value 1k
SYMBOL cap -1536 368 R0
SYMATTR InstName C11
SYMATTR Value 1n
SYMATTR SpiceLine Rser=0.03
SYMBOL Opamps\\LT1006 -864 176 R0
SYMATTR InstName U3
SYMBOL voltage -1248 -96 R0
WINDOW 123 0 0 Left 2
WINDOW 39 24 44 Left 2
SYMATTR SpiceLine Rser=0.1
SYMATTR InstName V5
SYMATTR Value 10
SYMBOL res -880 128 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R21
SYMATTR Value 5k
SYMBOL res -1200 240 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R22
SYMATTR Value 3k3
SYMBOL voltage -960 368 R0
WINDOW 123 0 0 Left 2
WINDOW 39 -111 117 Left 2
SYMATTR SpiceLine Rser=0.1
SYMATTR InstName V6
SYMATTR Value 1.5
SYMBOL PowerProducts\\LT1243 1616 240 M0
SYMATTR InstName U2
SYMBOL Opamps\\LT1006 -1376 160 R0
SYMATTR InstName U4
SYMBOL res 1280 208 R0
SYMATTR InstName R23
SYMATTR Value 8k
SYMBOL cap -496 304 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C12
SYMATTR Value 4n7
SYMATTR SpiceLine Rser=0.03
SYMBOL cap -912 0 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C13
SYMATTR Value 220p
SYMATTR SpiceLine Rser=0.03
SYMBOL cap 2032 -80 R0
SYMATTR InstName C14
SYMATTR Value 220p
SYMATTR SpiceLine Rser=0.03
SYMBOL Opamps\\LT6220 -1920 240 R0
SYMATTR InstName U5
SYMBOL res 2704 352 R0
SYMATTR InstName R26
SYMATTR Value 17
SYMBOL sw 2720 -80 M0
SYMATTR InstName S1
SYMBOL voltage 2784 0 M90
WINDOW 3 -288 -234 VRight 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value PWL(0 +1 10m +1 10001u -1 15m -1 15001u +1)
SYMATTR InstName V7
SYMBOL sw 2992 416 M0
SYMATTR InstName S2
SYMBOL voltage 3056 496 M90
WINDOW 3 135 -293 VRight 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value PWL(0 -1 25m -1 25001u +1 25500u +1 25501u -1)
SYMATTR InstName V9
TEXT 288 -192 Left 3 ;omit leakage\nfor simulation\nspeed.
TEXT 568 -288 Left 3 !K L1 L2 1
TEXT 776 -152 Left 2 ;Higher voltage\ndiode would be\nused.
TEXT 608 640 Left 2 !.tran 0 50m 0 startup
TEXT 2888 -256 Right 2 !.model sw sw(Ron=1m)
TEXT 3144 664 Right 2 !.model sw sw(Ron=1m)
TEXT -1280 304 Left 2 ;0 to 2v5
TEXT 2760 -152 Left 4 ;LOAD\nSWITCH
TEXT 3024 272 Left 4 ;SHORT\nCIRCUIT\nAT 15ms.
TEXT -1544 760 Left 6 ;PWM ERROR SIGNAL PASSED TO PRIMARY BY DIGITAL ISOLATOR
TEXT -8 -632 Left 7 ;17W offline flyback with digital \nisolator feedback.
TEXT -2136 -320 Left 5 ;DC BUS\nPost-Rectifier.
TEXT -1632 160 Left 5 ;Filter
TEXT -1904 104 Left 4 ;BUFFER
TEXT -856 -24 Left 4 ;INVERTER
TEXT -1192 424 Left 4 ;Reference
TEXT 1864 -264 Left 5 ;Vout = 17V, 17W
LINE Normal 1120 192 1216 192 2
LINE Normal 1120 768 1120 192 2
LINE Normal 1008 768 1120 768 2
LINE Normal 1072 736 1008 768 2
LINE Normal 1072 800 1072 736 2
LINE Normal 1008 768 1072 800 2
LINE Normal -2224 752 -1568 752 2
LINE Normal -2224 256 -2224 752 2
LINE Normal -2080 256 -2224 256 2
LINE Normal -2176 224 -2080 256 2
LINE Normal -2176 288 -2176 224 2
LINE Normal -2080 256 -2176 288 2