Version 4
SHEET 1 2196 1348
WIRE -272 -304 -288 -304
WIRE -176 -304 -192 -304
WIRE -48 -304 -80 -304
WIRE -32 -304 -48 -304
WIRE 48 -304 32 -304
WIRE -48 -272 -48 -304
WIRE -320 -224 -336 -224
WIRE -288 -224 -320 -224
WIRE -192 -224 -224 -224
WIRE -160 -224 -192 -224
WIRE 112 -224 64 -224
WIRE 160 -224 112 -224
WIRE -320 -176 -320 -224
WIRE 160 -144 64 -144
WIRE -320 -64 -320 -96
WIRE -320 -64 -336 -64
WIRE -288 -64 -320 -64
WIRE -192 -64 -224 -64
WIRE -160 -64 -192 -64
WIRE 112 -64 64 -64
WIRE 160 -64 112 -64
WIRE 112 -48 112 -64
WIRE -320 -32 -320 -64
WIRE -48 16 -48 -16
WIRE 112 16 -48 16
WIRE -320 64 -320 48
WIRE -48 64 -48 16
WIRE 0 112 -32 112
WIRE 96 112 0 112
WIRE -304 128 -320 128
WIRE -304 144 -304 128
WIRE 0 144 0 112
WIRE 96 144 96 112
WIRE -304 240 -304 224
WIRE 0 256 0 224
WIRE 0 256 -32 256
WIRE 96 256 96 224
WIRE 96 256 0 256
FLAG -320 64 0
FLAG 160 -224 V_SHDN
IOPIN 160 -224 In
FLAG 160 -64 Vref
IOPIN 160 -64 Out
FLAG -176 -304 0
FLAG -288 -304 V+
IOPIN -288 -304 Out
FLAG -192 -224 a
FLAG -192 -64 b
FLAG 112 -160 0
FLAG -80 -304 V+
IOPIN -80 -304 In
FLAG -48 64 0
FLAG 48 -304 0
FLAG 160 -144 Vout
IOPIN 160 -144 Out
FLAG -320 128 V
IOPIN -320 128 Out
FLAG -336 -224 V
IOPIN -336 -224 In
FLAG -336 -64 I
IOPIN -336 -64 In
FLAG -32 256 I
IOPIN -32 256 Out
FLAG -32 112 V
IOPIN -32 112 Out
FLAG -304 240 0
SYMBOL res -336 -48 R0
SYMATTR InstName R_last1
SYMATTR Value 18
SYMBOL Opamps\\LT1999-10 -48 -144 R0
SYMATTR InstName U1
SYMBOL cap 96 -48 R0
SYMATTR InstName C1
SYMATTR Value 0.1µ
SYMBOL voltage -288 -304 M90
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V5
SYMATTR Value 5
SYMBOL cap 96 -224 R0
SYMATTR InstName C2
SYMATTR Value 10p
SYMBOL cap 32 -320 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value 100n
SYMBOL current 0 224 M180
WINDOW 0 24 80 Left 2
WINDOW 3 24 0 Left 2
WINDOW 123 24 -16 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName I1
SYMATTR Value 0
SYMATTR Value2 AC 1
SYMBOL bi 96 224 M180
WINDOW 0 24 80 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName B2
SYMATTR Value I=0.056*white(time*1Meg)
SYMBOL ind -336 -192 R0
SYMATTR InstName L1
SYMATTR Value 470n
SYMATTR SpiceLine Ipk=19 Rser=0.00172 Rpar=621.28 Cpar=1.149p mfg="Wurth Elektronik" pn="7443340047 WE-HCC 8070"
SYMBOL cap -224 -240 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C4
SYMATTR Value 200p
SYMBOL cap -224 -80 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C5
SYMATTR Value 200p
SYMBOL voltage -304 128 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value PULSE(0 48 10u 100n 100n 100u 200u)
TEXT -16 280 Left 2 ;Stoerquelle :Glättung++   -0.5 to +0.5\nArc Nachbildung
TEXT -320 -376 Left 2 !.tran 130u
TEXT -328 280 Left 2 ;Versorgungsspannung: \nNachbildung von einem PWM Sig
TEXT 8 40 Left 2 ;Differential sampling of the OUT \npin with respect the REF pin provides\nthe best noise immunity.
TEXT -232 -376 Left 2 !;ac lin 100 10k 1Meg