Version 4
SHEET 1 1692 680
WIRE 672 -144 256 -144
WIRE 688 -144 672 -144
WIRE 944 -144 784 -144
WIRE 704 -80 704 -96
WIRE 576 -16 496 -16
WIRE 64 16 -176 16
WIRE 128 16 64 16
WIRE 256 16 256 -144
WIRE 256 16 208 16
WIRE 576 16 576 -16
WIRE 64 48 64 16
WIRE 256 48 256 16
WIRE 496 128 496 -16
WIRE 576 128 576 96
WIRE 256 144 256 128
WIRE 368 144 256 144
WIRE 464 144 368 144
WIRE 944 144 944 -144
WIRE 704 160 704 -80
WIRE 704 160 528 160
WIRE 64 176 64 128
WIRE 352 176 64 176
WIRE 464 176 352 176
WIRE -176 192 -176 16
WIRE 64 224 64 176
WIRE 496 224 496 192
WIRE 256 240 256 144
WIRE -176 352 -176 272
WIRE 64 352 64 304
WIRE 64 352 -176 352
WIRE 256 352 256 320
WIRE 256 352 64 352
WIRE 944 352 944 224
WIRE 944 352 256 352
WIRE -176 384 -176 352
FLAG 496 224 0
FLAG 576 128 0
FLAG -176 384 0
FLAG 368 144 V-
FLAG 352 176 V+
FLAG 672 -144 S
FLAG 704 -80 G
SYMBOL voltage 576 0 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 50
SYMBOL voltage -176 176 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 50
SYMBOL res 240 32 R0
SYMATTR InstName R1
SYMATTR Value 100k
SYMBOL res 240 224 R0
SYMATTR InstName R2
SYMATTR Value 100k
SYMBOL res 112 32 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R_shunt
SYMATTR Value 0.025
SYMBOL res 48 32 R0
SYMATTR InstName R4
SYMATTR Value 150k
SYMBOL res 48 208 R0
SYMATTR InstName R5
SYMATTR Value 80k
SYMBOL res 928 128 R0
SYMATTR InstName Last
SYMATTR Value 10m
SYMBOL pmos 784 -96 M270
WINDOW 0 73 88 VLeft 2
WINDOW 3 105 92 VLeft 2
SYMATTR InstName M1
SYMATTR Value Si7461DP
SYMBOL Opamps\\LT6015 496 160 R0
SYMATTR InstName U2
TEXT -208 408 Left 2 !.tran 10