Version 4 SHEET 1 1728 1024 WIRE -1536 -144 -1568 -144 WIRE -1104 -96 -1152 -96 WIRE -976 -96 -1024 -96 WIRE -1152 -64 -1152 -96 WIRE -1568 -16 -1568 -144 WIRE -1600 0 -1632 0 WIRE -1520 16 -1536 16 WIRE -1472 16 -1520 16 WIRE -1392 16 -1472 16 WIRE -1312 16 -1392 16 WIRE -1200 16 -1232 16 WIRE -976 16 -976 -96 WIRE -1712 32 -1840 32 WIRE -1600 32 -1712 32 WIRE -1472 64 -1472 16 WIRE -1840 96 -1840 32 WIRE -1712 112 -1712 32 WIRE -1152 128 -1152 32 WIRE -1632 176 -1632 0 WIRE -1472 176 -1472 128 WIRE -1472 176 -1632 176 WIRE -1392 176 -1392 160 WIRE -1392 176 -1472 176 WIRE -1312 176 -1392 176 WIRE -1152 176 -1152 128 WIRE -1152 176 -1232 176 WIRE -1040 176 -1040 144 WIRE -1152 192 -1152 176 WIRE -1840 288 -1840 176 WIRE -1712 288 -1712 192 WIRE -1712 288 -1840 288 WIRE -1568 288 -1568 48 WIRE -1568 288 -1712 288 WIRE -1152 288 -1152 272 WIRE -1152 288 -1568 288 WIRE -1072 288 -1152 288 WIRE -1040 288 -1040 256 WIRE -1040 288 -1072 288 WIRE -976 288 -976 96 WIRE -976 288 -1040 288 WIRE -1072 352 -1072 288 FLAG -1072 352 0 FLAG -1520 16 Q FLAG -1152 -96 Drain FLAG -1152 128 sn FLAG -1536 -144 Uop FLAG -1040 144 Uop SYMBOL nmos -1200 -64 R0 SYMATTR InstName M1 SYMATTR Value IRFP240 SYMBOL Misc\\EuropeanResistor -1328 192 R270 WINDOW 0 27 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName R1 SYMATTR Value 9.1k SYMBOL Misc\\EuropeanResistor -1136 288 R180 WINDOW 0 31 76 Left 2 WINDOW 3 31 40 Left 2 SYMATTR InstName R2 SYMATTR Value .75 SYMBOL Misc\\EuropeanResistor -1328 32 R270 WINDOW 0 27 56 VTop 2 WINDOW 3 -3 56 VBottom 2 SYMATTR InstName R4 SYMATTR Value 100 SYMBOL voltage -976 0 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V3 SYMATTR Value 60 SYMBOL Misc\\EuropeanResistor -1008 -80 M270 WINDOW 0 27 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName R17 SYMATTR Value 20 SYMBOL cap -1488 64 R0 SYMATTR InstName C4 SYMATTR Value 1n SYMBOL Misc\\EuropeanResistor -1728 96 R0 WINDOW 3 36 71 Left 2 SYMATTR Value 1Meg SYMATTR InstName R11 SYMBOL voltage -1840 80 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 0 SYMBOL diode -1376 80 R180 WINDOW 0 -31 51 Left 2 WINDOW 3 -61 17 Left 2 SYMATTR InstName D1 SYMATTR Value 1N4148 SYMBOL Misc\\EuropeanResistor -1408 176 M180 WINDOW 0 31 76 Left 2 WINDOW 3 31 40 Left 2 SYMATTR InstName R9 SYMATTR Value 2.2meg SYMBOL voltage -1040 160 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V2 SYMATTR Value 12 SYMBOL Opamps\\LT1677 -1568 -48 R0 SYMATTR InstName U1 TEXT -1840 328 Left 2 !;tran 0 25m 5m 100µ TEXT -1768 352 Left 2 !.dc v1 -1 1 .1 TEXT -1608 320 Left 2 ;.step param r6 95k 105k 5k\n.step param r7 95k 105k 5k TEXT -1288 216 Left 2 ;1% TEXT -1344 240 Left 2 ;alle anderen R 5%