Version 4
SHEET 1 2188 680
WIRE 992 64 976 64
WIRE 1088 64 1072 64
WIRE 1152 64 1088 64
WIRE 1280 64 1232 64
WIRE 848 128 704 128
WIRE 704 144 704 128
WIRE 848 144 848 128
WIRE 1088 192 1088 64
WIRE 1120 192 1088 192
WIRE 576 224 576 208
WIRE 1280 224 1280 64
WIRE 1280 224 1264 224
WIRE 1296 224 1280 224
WIRE 704 240 704 224
WIRE 848 256 848 224
WIRE 976 256 848 256
WIRE 1120 256 1056 256
WIRE 848 272 848 256
WIRE 576 320 576 304
WIRE 1152 336 1152 304
WIRE 848 368 848 352
FLAG 1296 224 OUT
FLAG 1152 336 0
FLAG 976 64 0
FLAG 1200 304 +V
FLAG 848 368 0
FLAG 704 240 0
FLAG 576 320 0
FLAG 576 208 +V
FLAG 1152 144 +V
SYMBOL LTC2066 1152 224 R0
SYMATTR InstName U1
SYMBOL res 1248 48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 1Meg
SYMBOL res 1088 48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 10K
SYMBOL res 1072 240 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 10K
SYMBOL res 832 256 R0
SYMATTR InstName R4
SYMATTR Value 100m
SYMBOL res 832 128 R0
SYMATTR InstName R5
SYMATTR Value {5/Iload}
SYMBOL voltage 704 128 R0
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL voltage 576 208 R0
SYMATTR InstName V3
SYMATTR Value 3.3
TEXT 1040 344 Left 2 !.op\n.step dec param Iload .1m 250m 2