* Z:\home\khalils\Downloads\files\data\raw_asc\b2092b6e3c1f_b.asc
* Generated by LTspice 26.0.1 for Windows.
* .op
* .tran 12
* Library below included based on ModelFile attribute of instance XU2, XU1 (C:\users\khalils\AppData\Local\LTspice\lib\sym\OpAmps\OP284.asy)
;step param A list 0.56
Q2 N011 N013 0 0 2N3904
R7 N012 N004 649K
D2 vcc N009 L1C1-RED1000000000
V1 V_ACC 0 PULSE(0.76V 2.44V 1 2 2 1 6)
R12 N002 N004 649k
R14 N005 Vout1 31.6k
XU1 N007 N002 vcc 0 Vout1 OP284 ;pnba In+)In-)V+)V-)OUT
R8 N014 0 49.9
R6 0 N012 1.96Meg
R11 N007 N006 649k
V2 vcc 0 3.3
R16 N013 Vout2 31.6k
D1 vcc N001 L1C1-RED1000000000
R5 Vout2 N010 1.96Meg
R2 N008 N006 {0.56*25k}
XU2 N012 N010 vcc 0 Vout2 OP284 ;pnba In+)In-)V+)V-)OUT
R3 N006 N014 {0.44*25k}
R4 Vout1 N002 1.96Meg
R1 vcc N008 53.6k
R9 N010 N006 649k
Q1 N003 N005 0 0 2N3904
R13 N004 V_ACC 32k
R15 N011 N009 280
R10 0 N007 1.96Meg
R20 N003 N001 280
.model D D
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.dio
.model NPN NPN
.model PNP PNP
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.bjt
.tran 12s
.lib OP284.sub
.backanno
.end

* LTspice schematic (.asc):
Version 4.1
SHEET 1 1952 932
WIRE -736 -128 -736 -144
WIRE -624 -112 -624 -144
WIRE 1504 -64 1504 -96
WIRE -736 -16 -736 -48
WIRE -624 16 -624 -32
WIRE 1504 48 1504 0
WIRE 912 112 848 112
WIRE 1120 112 992 112
WIRE -208 160 -208 32
WIRE 1504 176 1504 128
WIRE 944 192 944 176
WIRE 336 208 272 208
WIRE 496 208 416 208
WIRE 736 208 496 208
WIRE 848 208 848 112
WIRE 848 208 816 208
WIRE 912 208 848 208
WIRE 1120 224 1120 112
WIRE 1120 224 976 224
WIRE 1264 224 1120 224
WIRE 1440 224 1344 224
WIRE 656 240 544 240
WIRE 816 240 736 240
WIRE 912 240 816 240
WIRE -208 272 -208 240
WIRE 944 272 944 256
WIRE 816 336 816 240
WIRE 912 336 816 336
WIRE 1088 336 992 336
WIRE 1664 336 1664 304
WIRE 1504 352 1504 272
WIRE 1088 368 1088 336
WIRE -208 416 -208 352
WIRE 544 416 544 240
WIRE 544 416 -208 416
WIRE 1664 448 1664 400
WIRE -208 496 -208 416
WIRE 896 496 832 496
WIRE 1104 496 976 496
WIRE 928 576 928 560
WIRE 1664 576 1664 528
WIRE 544 592 544 416
WIRE 720 592 544 592
WIRE 832 592 832 496
WIRE 832 592 800 592
WIRE 896 592 832 592
WIRE 1104 608 1104 496
WIRE 1104 608 960 608
WIRE 1264 608 1104 608
WIRE 496 624 496 208
WIRE 640 624 496 624
WIRE 800 624 720 624
WIRE 896 624 800 624
WIRE 1264 624 1264 608
WIRE 1424 624 1264 624
WIRE 1600 624 1504 624
WIRE -208 640 -208 576
WIRE 928 656 928 640
WIRE 800 720 800 624
WIRE 896 720 800 720
WIRE 1072 720 976 720
WIRE -208 752 -208 720
WIRE 1072 752 1072 720
WIRE 1664 752 1664 672
SYMBOL res 816 576 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R9
SYMATTR Value 649k
SYMBOL res 1008 96 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 1.96Meg
SYMBOL res -224 256 R0
SYMATTR InstName R2
SYMATTR Value {0.56*25k}
SYMBOL res 992 480 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 1.96Meg
SYMBOL OpAmps\\OP284 928 544 R0
SYMATTR InstName U2
SYMBOL LED 1488 -64 R0
SYMATTR InstName D1
SYMATTR Value L1C1-RED1000000000
SYMBOL res 1520 608 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R16
SYMATTR Value 31.6k
SYMBOL res -224 144 R0
SYMATTR InstName R1
SYMATTR Value 53.6k
SYMBOL res 992 704 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 1.96Meg
SYMBOL npn 1600 576 R0
SYMATTR InstName Q2
SYMATTR Value 2N3904
SYMBOL res 1008 320 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R10
SYMATTR Value 1.96Meg
SYMBOL voltage -624 -128 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value PULSE(0.76V 2.44V 1 2 2 1 6)
SYMBOL res -224 480 R0
SYMATTR InstName R3
SYMATTR Value {0.44*25k}
SYMBOL res 752 224 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R11
SYMATTR Value 649k
SYMBOL res 832 192 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R12
SYMATTR Value 649k
SYMBOL res 736 608 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R7
SYMATTR Value 649K
SYMBOL voltage -736 -144 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 3.3
SYMBOL res 432 192 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R13
SYMATTR Value 32k
SYMBOL npn 1440 176 R0
SYMATTR InstName Q1
SYMATTR Value 2N3904
SYMBOL res 1360 208 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R14
SYMATTR Value 31.6k
SYMBOL LED 1648 336 R0
SYMATTR InstName D2
SYMATTR Value L1C1-RED1000000000
SYMBOL OpAmps\\OP284 944 160 R0
SYMATTR InstName U1
SYMBOL res -224 624 R0
SYMATTR InstName R8
SYMATTR Value 49.9
SYMBOL res 1520 144 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R20
SYMATTR Value 280
SYMBOL res 1680 544 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R15
SYMATTR Value 280
FLAG -736 -16 0
FLAG -736 -144 vcc
FLAG -208 32 vcc
FLAG 928 560 vcc
FLAG 928 656 0
FLAG 1072 752 0
FLAG -208 752 0
FLAG 944 176 vcc
FLAG 944 272 0
FLAG 1088 368 0
FLAG -624 16 0
FLAG -624 -144 V_ACC
FLAG 272 208 V_ACC
FLAG 1120 224 Vout1
FLAG 1104 608 Vout2
FLAG 1504 -96 vcc
FLAG 1504 352 0
FLAG 1664 304 vcc
FLAG 1664 752 0
TEXT 1080 -488 Left 2 ;.op
TEXT 1080 -536 Left 2 !.tran 12s
TEXT 696 -232 Left 2 !;step param A list 0.56
TEXT 1856 72 Left 2 ;.tran 12