Version 4
SHEET 1 1012 960
WIRE 176 -160 80 -160
WIRE 272 -160 176 -160
WIRE 352 -160 272 -160
WIRE 80 -128 80 -160
WIRE 176 -112 176 -160
WIRE 352 -96 352 -160
WIRE 80 -16 80 -48
WIRE 176 -16 176 -48
WIRE 176 -16 80 -16
WIRE 80 32 80 -16
WIRE 352 80 352 -16
WIRE 448 80 352 80
WIRE 512 80 448 80
WIRE 560 80 512 80
WIRE 624 80 560 80
WIRE 752 80 704 80
WIRE 272 96 80 96
WIRE 272 144 272 96
WIRE 352 144 352 80
WIRE 448 144 448 80
WIRE 560 144 560 80
WIRE 752 176 752 80
WIRE 80 192 80 96
WIRE 560 272 560 224
WIRE 80 384 80 272
WIRE 272 384 272 320
WIRE 272 384 80 384
WIRE 352 384 352 320
WIRE 352 384 272 384
WIRE 448 384 448 320
WIRE 448 384 352 384
WIRE 560 384 560 336
WIRE 560 384 448 384
WIRE 752 384 752 256
WIRE 752 384 560 384
WIRE 352 432 352 384
FLAG 272 -160 IN
FLAG 80 32 0
FLAG 512 80 OUT
FLAG 352 432 0
SYMBOL res 336 -112 R0
SYMATTR InstName Rbias
SYMATTR Value 2.67k
SYMBOL voltage 80 -144 M0
WINDOW 3 36 62 Left 2
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
WINDOW 0 30 32 Left 2
SYMATTR Value 15
SYMATTR InstName Vin
SYMBOL voltage 80 176 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 30
SYMBOL cap 576 272 M0
SYMATTR InstName C1
SYMATTR Value 1µ
SYMBOL res 768 160 M0
SYMATTR InstName Rload
SYMATTR Value 10k
SYMBOL res 720 64 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R_Parasitic
SYMATTR Value 10µ
SYMBOL cap 160 -112 R0
SYMATTR InstName C2
SYMATTR Value 1µ
SYMBOL res 544 128 R0
SYMATTR InstName R1
SYMATTR Value 5
SYMBOL ADR1399E 336 224 R0
SYMATTR InstName U2
TEXT 48 440 Left 2 !.tran 5