Version 4 SHEET 1 880 680 WIRE -48 128 -128 128 WIRE 96 128 32 128 WIRE 96 160 96 128 WIRE -128 176 -128 128 WIRE -128 288 -128 256 WIRE 96 288 96 240 FLAG 96 288 0 FLAG -128 288 0 FLAG 96 128 out SYMBOL res -64 144 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R1 SYMATTR Value 10000 SYMBOL voltage -128 160 R0 WINDOW 3 -55 181 Left 0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR Value PULSE(2 20 0 1n 1n 5 10) SYMATTR InstName V1 SYMBOL Miscel\\ResNoLin 80 144 R0 WINDOW 3 52 82 Left 0 WINDOW 38 118 56 Center 0 SYMATTR InstName RT1 SYMATTR Value Tol={NTC_TOL} SYMATTR SpiceModel C620_10000 TEXT -152 80 Left 0 !.op TEXT -152 -72 Left 0 !.TEMP 27 TEXT -152 24 Left 0 !.tran 10 TEXT -152 -24 Left 0 !.STEP PARAM NTC_TOL LIST -10 0 +10