Version 4 SHEET 1 1104 680 WIRE -208 -304 -256 -304 WIRE -96 -304 -128 -304 WIRE -64 -304 -96 -304 WIRE 48 -304 0 -304 WIRE 160 -304 128 -304 WIRE -256 -208 -256 -304 WIRE -208 -208 -256 -208 WIRE -96 -208 -96 -304 WIRE -96 -208 -144 -208 WIRE -96 -160 -96 -208 WIRE -32 -160 -96 -160 WIRE 160 -144 160 -304 WIRE 160 -144 32 -144 WIRE 240 -144 160 -144 WIRE -32 -128 -96 -128 WIRE 352 -128 304 -128 WIRE 384 -128 352 -128 WIRE 528 -128 448 -128 WIRE 688 -128 608 -128 WIRE 720 -128 688 -128 WIRE 864 -128 784 -128 WIRE 976 -128 944 -128 WIRE 240 -112 208 -112 WIRE 0 -96 0 -112 WIRE 16 -96 0 -96 WIRE 272 -80 272 -96 WIRE 288 -80 272 -80 WIRE -96 -48 -96 -128 WIRE -16 -48 -96 -48 WIRE 32 -48 -16 -48 WIRE 160 -48 160 -144 WIRE 160 -48 112 -48 WIRE 208 -32 208 -112 WIRE 352 -32 352 -128 WIRE 352 -32 208 -32 WIRE -96 16 -96 -48 WIRE 688 16 688 -128 WIRE 720 16 688 16 WIRE 816 16 784 16 WIRE -16 32 -16 -48 WIRE 32 32 -16 32 WIRE 160 32 160 -48 WIRE 160 32 96 32 WIRE -16 128 -16 32 WIRE 32 128 -16 128 WIRE 160 128 160 32 WIRE 160 128 96 128 WIRE 768 144 752 144 WIRE 752 160 752 144 WIRE 688 176 688 16 WIRE 720 176 688 176 WIRE 816 192 816 16 WIRE 816 192 784 192 WIRE 880 192 816 192 WIRE 976 192 976 -128 WIRE 976 192 944 192 WIRE 1072 192 976 192 WIRE -256 208 -256 -208 WIRE -96 208 -96 96 WIRE -96 208 -256 208 WIRE 176 208 -96 208 WIRE 256 208 176 208 WIRE 336 208 256 208 WIRE 496 208 336 208 WIRE 688 208 496 208 WIRE 720 208 688 208 WIRE 976 224 976 192 WIRE 256 240 256 208 WIRE -16 304 -32 304 WIRE 176 304 176 208 WIRE 176 304 48 304 WIRE -32 320 -32 304 WIRE 688 320 688 208 WIRE 976 320 976 288 WIRE 976 320 688 320 WIRE 256 336 256 304 WIRE -208 352 -224 352 WIRE 128 352 112 352 WIRE -224 368 -224 352 WIRE 112 368 112 352 WIRE 48 384 48 304 WIRE 80 384 48 384 WIRE 1072 384 1072 192 WIRE 1072 384 496 384 WIRE 176 400 176 304 WIRE 176 400 144 400 WIRE -32 416 -32 400 WIRE 80 416 -32 416 WIRE -32 432 -32 416 WIRE 496 464 496 384 WIRE 528 464 496 464 WIRE 640 464 608 464 WIRE 672 464 640 464 WIRE 784 464 752 464 WIRE 960 480 832 480 WIRE -32 528 -32 512 WIRE 912 528 896 528 WIRE 720 544 704 544 WIRE 896 544 896 528 WIRE 704 560 704 544 WIRE 832 560 832 480 WIRE 864 560 832 560 WIRE 640 576 640 464 WIRE 672 576 640 576 WIRE 960 576 960 480 WIRE 960 576 928 576 WIRE 1008 576 960 576 WIRE 784 592 784 464 WIRE 784 592 736 592 WIRE 864 592 784 592 WIRE 336 608 336 208 WIRE 672 608 336 608 FLAG 112 352 VCC FLAG 112 432 0 FLAG -224 352 VCC FLAG -224 448 0 FLAG -32 304 VCC FLAG -32 528 0 FLAG 0 -96 VCC FLAG 0 -176 0 FLAG 256 336 0 FLAG 272 -80 VCC FLAG 272 -160 0 FLAG 752 144 VCC FLAG 752 224 0 FLAG 704 544 VCC FLAG 704 624 0 FLAG 896 528 VCC FLAG 896 608 0 FLAG 1008 576 out IOPIN 1008 576 Out FLAG 496 208 pseudo_GND SYMBOL voltage -224 352 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value 5V SYMBOL res -16 416 R180 WINDOW 0 36 76 Left 0 WINDOW 3 36 40 Left 0 SYMATTR InstName R1 SYMATTR Value 10k SYMBOL res -16 528 R180 WINDOW 0 36 76 Left 0 WINDOW 3 36 40 Left 0 SYMATTR InstName R2 SYMATTR Value 10k SYMBOL res -112 -320 R90 WINDOW 0 5 56 VBottom 0 WINDOW 3 27 56 VTop 0 SYMATTR InstName R3 SYMATTR Value 15k SYMBOL res -112 0 R0 SYMATTR InstName R4 SYMATTR Value 9.1k SYMBOL res 128 -64 R90 WINDOW 0 5 56 VBottom 0 WINDOW 3 27 56 VTop 0 SYMATTR InstName R5 SYMATTR Value 20k SYMBOL res 144 -320 R90 WINDOW 0 5 56 VBottom 0 WINDOW 3 27 56 VTop 0 SYMATTR InstName R6 SYMATTR Value 15k SYMBOL cap -144 -224 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C1 SYMATTR Value 0.01u SYMBOL cap 0 -320 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C2 SYMATTR Value 0.01u SYMBOL diode 720 -112 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName D1 SYMATTR Value 1N4148 SYMBOL diode 784 0 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName D2 SYMATTR Value 1N4148 SYMBOL diode 944 176 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName D3 SYMATTR Value 1N4148 SYMBOL diode 32 144 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName D4 SYMATTR Value 1N4148 SYMBOL diode 96 16 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName D5 SYMATTR Value 1N4148 SYMBOL polcap 240 240 R0 WINDOW 3 24 64 Left 0 SYMATTR InstName C3 SYMATTR Value 10u SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=16 Irms=35m Rser=2.8 Lser=0 mfg="Nichicon" pn="UPR1C100MAH" type="Al electrolytic" SYMBOL polcap 448 -144 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C4 SYMATTR Value 10u SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=16 Irms=35m Rser=2.8 Lser=0 mfg="Nichicon" pn="UPR1C100MAH" type="Al electrolytic" SYMBOL res 624 448 R90 WINDOW 0 5 56 VBottom 0 WINDOW 3 27 56 VTop 0 SYMATTR InstName R7 SYMATTR Value 10k SYMBOL res 768 448 R90 WINDOW 0 5 56 VBottom 0 WINDOW 3 27 56 VTop 0 SYMATTR InstName R8 SYMATTR Value 13.6k SYMBOL res 624 -144 R90 WINDOW 0 5 56 VBottom 0 WINDOW 3 27 56 VTop 0 SYMATTR InstName R9 SYMATTR Value {2E+14*RH**-5.64} SYMBOL res 960 -144 R90 WINDOW 0 5 56 VBottom 0 WINDOW 3 27 56 VTop 0 SYMATTR InstName R10 SYMATTR Value 1k SYMBOL polcap 960 224 R0 WINDOW 3 24 64 Left 0 SYMATTR InstName C5 SYMATTR Value 47u SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=6.3 Irms=2.1 Rser=0.028 Lser=0 mfg="KEMET" pn="A700V476M006ATE028" type="Al electrolytic" SYMBOL Opamps\\UniversalOpamp2 112 400 R0 SYMATTR InstName U1 SYMBOL Opamps\\UniversalOpamp2 0 -144 M180 SYMATTR InstName U2 SYMBOL Opamps\\UniversalOpamp2 272 -128 M180 SYMATTR InstName U3 SYMBOL Opamps\\UniversalOpamp2 752 192 R0 SYMATTR InstName U4 SYMBOL Opamps\\UniversalOpamp2 704 592 R0 SYMATTR InstName U5 SYMBOL Opamps\\UniversalOpamp2 896 576 R0 SYMATTR InstName U6 TEXT -304 576 Left 0 !.tran 0 60ms 50ms TEXT -304 640 Left 0 !.step param RH 30 90 5 TEXT -304 608 Left 0 !.temp 25 TEXT 480 -280 Left 0 !.meas TRAN ANS AVG V(out)-V(pseudo_GND) TEXT 392 -40 Left 0 ;5C : {5E+16*RH**-6.53}\n25C : {2E+14*RH**-5.64}\n45C : {7E+12*RH**-5.18}