* Z:\home\khalils\Downloads\files\data\raw_asc\4a94c5bbff47_vr_input.asc
* Generated by LTspice 26.0.1 for Windows.
* Library below included based on ModelFile attribute of instance XU1, XU2 (C:\users\khalils\AppData\Local\LTspice\lib\sym\OpAmps\AD8031.asy)
R4 N006 N008 47K
V3 N007 P001 SINE(0 50 25000 0) Rser=1K
V2 N002 0 3.3
R2 N005 N004 5K
D2 0 N006 BAT54SHM
V4 N008 N007 SINE(0 10 500000) Rser=10000
D1 N006 N002 BAT54SHM
V1 N001 0 SINE(1.65 0.1 100000) Rser=50
R3 0 N009 5K
R7 N003 N001 10k
R6 N004 N003 1K
C2 N001 N006 1nF
XU1 N006 N003 N002 0 N004 AD8031 ;pnba In+)In-)V+)V-)OUT
C1 N005 0 4pF
XU2 N006 N001 N002 0 N009 AD8031 ;pnba In+)In-)V+)V-)OUT
R1 N001 N006 1k
R5 N001 P001 1K
.model D D
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.dio
.tran 0.0005
.lib ADI.lib
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 880 680
WIRE -272 -80 -336 -80
WIRE -176 -80 -272 -80
WIRE -16 -80 -176 -80
WIRE 32 -80 -16 -80
WIRE 304 -80 128 -80
WIRE 544 -80 304 -80
WIRE 656 -80 544 -80
WIRE -176 -48 -176 -80
WIRE 32 -48 32 -80
WIRE 176 -48 32 -48
WIRE 176 0 176 -48
WIRE 288 0 256 0
WIRE -336 16 -336 -80
WIRE 32 16 32 -48
WIRE 128 32 128 -80
WIRE 656 48 656 0
WIRE 304 64 304 -80
WIRE 256 80 256 0
WIRE 272 80 256 80
WIRE 368 96 368 0
WIRE 368 96 336 96
WIRE 400 96 368 96
WIRE 496 96 480 96
WIRE -16 112 -16 -16
WIRE 32 112 32 96
WIRE 32 112 -16 112
WIRE 128 112 128 96
WIRE 128 112 32 112
WIRE 208 112 128 112
WIRE 272 112 208 112
WIRE -336 144 -336 96
WIRE -176 144 -176 112
WIRE 304 160 304 128
WIRE 128 192 128 176
WIRE -96 224 -96 112
WIRE -96 224 -176 224
WIRE 544 240 544 -80
WIRE 544 240 304 240
WIRE 304 256 304 240
WIRE -272 272 -272 -80
WIRE 272 272 -272 272
WIRE 464 288 336 288
WIRE 576 288 544 288
WIRE 208 304 208 112
WIRE 272 304 208 304
SYMBOL cap -32 -80 R0
SYMATTR InstName C2
SYMATTR Value 1nF
SYMBOL voltage -336 0 R0
WINDOW 123 0 0 Left 0
WINDOW 39 -182 69 Left 2
WINDOW 3 -309 25 Left 2
SYMATTR SpiceLine Rser=50
SYMATTR InstName V1
SYMATTR Value SINE(1.65 0.1 100000)
SYMBOL schottky 144 96 R180
WINDOW 0 24 64 Left 2
WINDOW 3 -24 98 Left 2
SYMATTR InstName D1
SYMATTR Value BAT54SHM
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL voltage 656 -96 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 3.3
SYMBOL res 16 0 R0
SYMATTR InstName R1
SYMATTR Value 1k
SYMBOL res 0 96 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 47K
SYMBOL res -192 -64 R0
SYMATTR InstName R5
SYMATTR Value 1K
SYMBOL voltage -176 240 R180
WINDOW 0 24 96 Left 2
WINDOW 3 24 16 Left 2
WINDOW 123 0 0 Left 0
WINDOW 39 24 -12 Left 2
SYMATTR InstName V4
SYMATTR Value SINE(0 10 500000)
SYMATTR SpiceLine Rser=10000
SYMBOL res 560 272 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 5K
SYMBOL res 272 -16 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R7
SYMATTR Value 10k
SYMBOL res 384 -16 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 1K
SYMBOL cap 480 96 R0
SYMATTR InstName C1
SYMATTR Value 4pF
SYMBOL Opamps\\AD8031 304 32 R0
SYMATTR InstName U1
SYMBOL Opamps\\AD8031 304 224 R0
SYMATTR InstName U2
SYMBOL schottky 144 176 R180
WINDOW 0 -37 -4 Left 2
WINDOW 3 -29 -33 Left 2
SYMATTR InstName D2
SYMATTR Value BAT54SHM
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res 496 80 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 5K
SYMBOL voltage -176 128 R180
WINDOW 0 -32 56 VBottom 2
WINDOW 3 6 157 Top 2
WINDOW 123 0 0 Left 0
WINDOW 39 -1 -13 Top 2
SYMATTR InstName V3
SYMATTR Value SINE(0 50 25000 0)
SYMATTR SpiceLine Rser=1K
FLAG 304 160 0
FLAG 656 48 0
FLAG -336 144 0
FLAG 128 192 0
FLAG 304 320 0
FLAG 576 288 0
FLAG 496 160 0
TEXT -568 -56 Left 2 !.tran 0.0005