Version 4.1
SHEET 1 3764 1176
WIRE -144 -1328 -256 -1328
WIRE -128 -1328 -144 -1328
WIRE -256 -1296 -256 -1328
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WIRE 2400 -96 2368 -96
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WIRE 1152 -80 1152 -96
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WIRE 2208 -32 1968 -32
WIRE 2448 -32 2448 -128
WIRE 2448 -32 2208 -32
WIRE 2608 -32 2608 -832
WIRE 2608 -32 2528 -32
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WIRE 1904 -16 1840 -16
WIRE 2016 0 1968 0
WIRE 2048 0 2016 0
WIRE 2160 0 2128 0
WIRE 2160 32 2160 0
WIRE 2160 32 2128 32
WIRE 1152 48 1152 0
WIRE 1536 64 1408 64
WIRE 1776 64 1600 64
WIRE 2016 64 2016 0
WIRE 2016 64 1776 64
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WIRE 32 80 -64 80
WIRE 2128 80 2128 32
WIRE 608 96 528 96
WIRE 624 96 608 96
WIRE 1184 96 1120 96
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WIRE 1408 112 1408 64
WIRE 528 128 528 96
WIRE 1120 128 1120 96
WIRE 1184 128 1184 96
WIRE 1360 128 1184 128
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WIRE 1360 176 1312 176
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WIRE 2080 176 1936 176
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WIRE 1392 208 1312 208
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WIRE 1408 208 1392 208
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WIRE 432 224 400 224
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WIRE 1120 240 1120 208
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WIRE 32 368 32 336
WIRE 32 368 -64 368
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WIRE 160 368 32 368
WIRE 160 400 160 368
WIRE 1184 416 1184 368
FLAG 1616 -720 P16_gt_drv
FLAG 912 -560 Isense
FLAG 1200 -592 error_A
FLAG 1952 -592 0
FLAG 256 -80 0
FLAG 1760 -752 0
FLAG 416 -256 IVac
FLAG 1136 -240 0
FLAG 2208 -992 power_out
FLAG 304 -992 ip_rect
FLAG 1680 -992 drain
FLAG 2144 -432 P16_gt_drv
FLAG 1328 -816 snub
FLAG 192 -880 snub_ip
FLAG 1472 -400 neg_1
FLAG 1504 -464 pos_1
FLAG 2080 192 0
FLAG 1904 -144 Vcc
FLAG 160 400 0
FLAG 400 224 Vff
FLAG 2208 -32 P11-Vsens
FLAG 2080 -112 P7_V_A_out
FLAG 608 96 Vff_sqd
FLAG 528 240 0
FLAG 1152 48 0
FLAG 640 -560 mult_out
FLAG 1056 -768 curr_error_mid
FLAG 1936 -432 comparator_out
FLAG 1824 -512 5V
FLAG -256 -1184 0
FLAG -144 -1328 5V
FLAG 1120 240 0
FLAG 1392 224 0
FLAG 1184 416 0
FLAG 1776 64 Vref
FLAG 1152 -96 pwr_demand
FLAG 736 -80 0
FLAG 528 -800 R_Isense_neg
SYMBOL voltage -304 -880 R0
WINDOW 3 -143 120 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value SINE(0 325 50 0 0 0 1E9)
SYMATTR InstName V1
SYMBOL res 320 -960 R0
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL res 176 -368 R0
SYMATTR InstName R2
SYMATTR Value 100k
SYMBOL res 176 -256 R0
SYMATTR InstName R3
SYMATTR Value 1k
SYMBOL cap 64 -240 R0
SYMATTR InstName C1
SYMATTR Value 1n
SYMBOL res 1040 -688 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 20k
SYMBOL cap 1168 -688 R90
WINDOW 0 2 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 620p
SYMBOL voltage 1392 -416 R0
WINDOW 3 -84 117 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 0 34 34 Left 2
SYMATTR Value PULSE(1 4 0 9.7u 9.7u 0.6u 20u)
SYMATTR InstName V2
SYMBOL ind 880 -976 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 1m
SYMBOL diode 2016 -768 R180
WINDOW 0 24 64 Left 2
WINDOW 3 -55 -6 Left 2
SYMATTR InstName D2
SYMATTR Value Powerdiode
SYMBOL sw 1840 -736 M180
WINDOW 3 -36 105 Left 2
SYMATTR Value MySwitch
SYMATTR InstName S2
SYMBOL cap 1728 -832 R0
SYMATTR InstName C7
SYMATTR Value 1n
SYMBOL res 1728 -848 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R11
SYMATTR Value 10
SYMBOL res 1120 -1008 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R37
SYMATTR Value 1m
SYMBOL res 592 -976 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R40
SYMATTR Value 1µ
SYMBOL res -208 -880 R0
SYMATTR InstName R52
SYMATTR Value 100k
SYMBOL diode 176 -1136 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D7
SYMATTR Value Powerdiode
SYMBOL res 288 -1136 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R19
SYMATTR Value 0.2
SYMBOL cap 960 -1088 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C29
SYMATTR Value 1p
SYMBOL res 1120 -1088 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R65
SYMATTR Value 0.1
SYMBOL cap 2112 -784 R0
SYMATTR InstName C8
SYMATTR Value 470µ
SYMBOL res 2112 -912 R0
SYMATTR InstName R13
SYMATTR Value 100m
SYMBOL diode 1920 -976 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value Powerdiode
SYMBOL res 2304 -848 R0
SYMATTR InstName R_load
SYMATTR Value 400R
SYMBOL diode -32 -976 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D3
SYMATTR Value Powerdiode
SYMBOL diode -32 -880 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D4
SYMATTR Value Powerdiode
SYMBOL diode 16 -784 M270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D5
SYMATTR Value Powerdiode
SYMBOL diode 16 -688 M270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D6
SYMATTR Value Powerdiode
SYMBOL e 2032 -416 R0
SYMATTR InstName E2
SYMATTR Value 2
SYMBOL cap 1424 -816 R0
SYMATTR InstName C5
SYMATTR Value 1n
SYMBOL res 1424 -944 R0
SYMATTR InstName R6
SYMATTR Value 10R
SYMBOL cap 224 -880 R0
SYMATTR InstName C6
SYMATTR Value 2µ
SYMBOL res 224 -1008 R0
SYMATTR InstName R7
SYMATTR Value 10R
SYMBOL OpAmps\\UniversalOpAmp2 1008 -384 R0
SYMATTR InstName U1
SYMATTR Value2 Avol=1Meg GBW=1Meg Slew=10Meg
SYMBOL voltage 1152 -384 R0
SYMATTR InstName V4
SYMATTR Value 5V
SYMBOL diode -144 -416 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D8
SYMBOL diode -144 -320 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D9
SYMBOL diode -96 -224 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D10
SYMBOL diode -96 -128 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D11
SYMBOL res 2480 -976 R0
SYMATTR InstName R9
SYMATTR Value 510k
SYMBOL res 2480 -784 R0
SYMATTR InstName R10
SYMATTR Value 10k
SYMBOL voltage 2128 64 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
WINDOW 3 24 44 Left 2
SYMATTR Value 7.5V
SYMATTR InstName V5
SYMBOL OpAmps\\UniversalOpAmp2 1936 -16 M0
SYMATTR InstName U2
SYMATTR Value2 Avol=1Meg GBW=1Meg Slew=10Meg
SYMBOL res 2544 -48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R14
SYMATTR Value 1R
SYMBOL res 2384 -112 R90
WINDOW 0 -9 54 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R15
SYMATTR Value 100k
SYMBOL cap 2352 -224 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C4
SYMATTR Value 47n
SYMBOL res 1424 -480 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R8
SYMATTR Value 1R
SYMBOL res 16 -48 R0
SYMATTR InstName R12
SYMATTR Value 910k
SYMBOL res 16 96 R0
SYMATTR InstName R16
SYMATTR Value 91k
SYMBOL res 16 240 R0
SYMATTR InstName R17
SYMATTR Value 20k
SYMBOL cap -80 176 R0
SYMATTR InstName C9
SYMATTR Value 100n
SYMBOL cap 144 256 R0
SYMATTR InstName C10
SYMATTR Value 470n
SYMBOL bv 1152 -96 R0
WINDOW 3 -193 114 Left 2
SYMATTR Value V=V(P7_V_A_out)/V(Vff_sqd)
SYMATTR InstName B1
SYMBOL bv 528 112 R0
SYMATTR InstName B2
SYMATTR Value V=16
SYMBOL res 768 -752 R0
SYMATTR InstName R18
SYMATTR Value 3.9k
SYMBOL res 624 -752 R0
SYMATTR InstName R20
SYMATTR Value 3.9k
SYMBOL res 768 -816 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R_Isense
SYMATTR Value 0.25R
SYMBOL Comparators\\LT1719 1728 -496 R0
SYMATTR InstName U3
SYMBOL voltage -256 -1312 R0
SYMATTR InstName V6
SYMATTR Value 5V
SYMBOL cap 1072 -624 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value 62p
SYMBOL res 1824 -752 R0
SYMATTR InstName R4
SYMATTR Value 1m
SYMBOL res 1984 -752 R0
SYMATTR InstName R22
SYMATTR Value 1m
SYMBOL current 1120 208 R180
WINDOW 3 -112 -56 Left 2
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value PULSE(0 7uA 1u 1u 1u 1E8 1E9)
SYMATTR InstName I1
SYMBOL cap 1168 304 R0
SYMATTR InstName C11
SYMATTR Value 1µ
SYMBOL e 1408 96 R0
SYMATTR InstName E1
SYMATTR Value 2
SYMBOL diode 1600 48 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D12
SYMATTR Value SSdiode
SYMBOL res 2144 -16 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R23
SYMATTR Value 100R
SYMBOL bi 736 -144 R180
WINDOW 0 24 80 Left 2
WINDOW 3 -150 -15 Left 2
SYMATTR InstName B4
SYMATTR Value I=V(pwr_demand)*V(IVac)/4k
TEXT -488 -1464 Left 2 !.model MySwitch SW(Ron=10m Roff=1Meg Vt=5 Vh=-2)
TEXT -360 -1720 Left 2 !.tran 0 500m 0.01m 20n
TEXT -448 -1672 Left 2 !.model Powerdiode D(Ron=10m Roff=1Meg Vfwd=0.1)
TEXT 144 -1264 Left 2 ;precharge components
TEXT 688 144 Left 2 ;to get the sim to run,\nVff settles at 4 \nand Vff sqd settles at 16\nso put these in as Dc values
TEXT 0 0 Left 2 ;I guess this wants some words.\nthe input inrushh wants sorted.
TEXT 1648 -528 Left 2 ;comparator
TEXT 2080 -280 Left 2 ;output voltage control amplifier
TEXT -328 -1976 Left 5 ;Power factor correction (PFC) front end for a power supply equipment
TEXT 1200 -584 Left 4 ;UC2854
TEXT -456 -1616 Left 2 !.model SSdiode D(Ron=10m Roff=100Meg Vfwd=0.1)
TEXT -216 -1912 Left 4 ;For equipment to achieve CE marking, one of the conditions is that \nthe current it draws from the mains supply has to be sinusiodal and in phase with supply voltage.\nnote that this circuit would require an emc filter to keep the switching freq noise \nout of the sinusoidal mains source on the left.
TEXT 2160 -1960 Left 5 ;Instructions
TEXT 1984 -1896 Left 4 ;then click on run.\nthen click on the "power_out" net.\nclick on the plot window,then on plot settings/add plot pane.\nthen click on "Vref" and "P11-Vsens"\n it is neccessary for Vref to rise up to P!!_Vsens before the circuit becomes fully functional\nclick on the plot window,then on plot settings/add plot pane.\nthen click on "P16_gt_drv"\nclick on the plot window,then on plot settings/add plot pane.\nthen click on "R_Isense", to plot the input current.
TEXT 1616 312 Left 2 ;You may republish or reuse this circuit implementation and text providing this line and the following lines are included.\nThis circuit implementation designed by Keith Wallbanks. Originally released on analogsimulation.co.uk\nThis circuit is provided as is without warranty of any kind. This text is intended to implement the MIT licence.
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