Version 4
SHEET 1 948 680
WIRE 112 -64 80 -64
WIRE 240 -64 192 -64
WIRE 448 -64 240 -64
WIRE 592 -64 528 -64
WIRE 16 0 16 -16
WIRE 336 32 336 0
WIRE 368 32 336 32
WIRE 336 64 336 32
WIRE 368 64 368 32
WIRE 240 80 240 -64
WIRE 320 80 240 80
WIRE 464 96 384 96
WIRE 592 96 592 -64
WIRE 592 96 528 96
WIRE 624 96 592 96
WIRE 16 112 16 80
WIRE 320 112 16 112
WIRE -112 128 -112 96
WIRE 16 144 16 112
WIRE 368 160 368 128
WIRE 336 192 336 128
WIRE -112 256 -112 208
WIRE 16 256 16 224
FLAG -112 256 0
FLAG 336 0 +V
FLAG -112 96 +V
FLAG 624 96 OUT
FLAG 16 256 0
FLAG 16 -16 0
FLAG 80 -64 0
FLAG 368 160 0
FLAG 336 192 0
SYMBOL voltage -112 112 R0
SYMATTR InstName V1
SYMATTR Value 28
SYMBOL res 544 -80 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 1K
SYMBOL res 208 -80 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 10
SYMBOL diode 464 112 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 7 99 VBottom 2
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL res 0 128 R0
SYMATTR InstName Rsense
SYMATTR Value 1K
SYMBOL current 16 0 R0
SYMATTR InstName Isense
SYMATTR Value 0
SYMBOL ADA4523-1 352 96 R0
WINDOW 3 -164 42 Left 2
WINDOW 0 -85 -34 Left 2
SYMATTR InstName U1
TEXT 296 248 Left 2 ;V(OUT) = 101*Rsense*Isense
TEXT 320 296 Left 2 !.dc Isense 0 1u 10n