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a20afc54a5
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29dfa23465
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.title KiCad schematic
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.include "F5models.lib"
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.include "script-optran.txt"
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R2 in 0 47.5k
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R1 Net-_Q1-Pad2_ in 1k
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R5 +32 Net-_P1-Pad1_ 1k
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R3 Net-_P3-Pad1_ 0 10
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R4 0 Net-_P3-Pad1_ 10
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R6 Net-_P2-Pad1_ -32 1k
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R7 out Net-_P3-Pad1_ 220
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R8 out Net-_P3-Pad1_ 220
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R9 out Net-_P3-Pad1_ 220
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R10 out Net-_P3-Pad1_ 220
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R11 Net-_R11-Pad1_ Net-_P1-Pad1_ 2.2k
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R13 Net-_Q3-Pad2_ Net-_P1-Pad1_ 47.5
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R15 Net-_Q5-Pad2_ Net-_P2-Pad1_ 47.5
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R12 Net-_R12-Pad1_ Net-_P2-Pad1_ 2.2k
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R17 +32 Net-_D3a1-Pad1_ 1
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R21 Net-_D1a1-Pad2_ -32 1
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R18 +32 Net-_D3a1-Pad1_ 1
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R22 Net-_D1a1-Pad2_ -32 1
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R16 Net-_Q6-Pad2_ Net-_P2-Pad1_ 47.5
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R14 Net-_Q4-Pad2_ Net-_P1-Pad1_ 47.5
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R19 +32 Net-_D4a1-Pad1_ 1
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R23 Net-_D2a1-Pad2_ -32 1
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R20 +32 Net-_D4a1-Pad1_ 1
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R24 Net-_D2a1-Pad2_ -32 1
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Rl1 out 0 4
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D3a1 +32 Net-_D3a1-Pad1_ DMOD
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D1a1 Net-_D1a1-Pad2_ -32 DMOD
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D3b1 +32 Net-_D3a1-Pad1_ DMOD
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D1b1 Net-_D1a1-Pad2_ -32 DMOD
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D4a1 +32 Net-_D4a1-Pad1_ DMOD
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D2a1 Net-_D2a1-Pad2_ -32 DMOD
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D4b1 +32 Net-_D4a1-Pad1_ DMOD
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D2b1 Net-_D2a1-Pad2_ -32 DMOD
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XP3 Net-_P3-Pad1_ 0 Net-_P3-Pad1_ RPOT value=200 ratio=0.85
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XP1 Net-_P1-Pad1_ +32 +32 RPOT value=5k ratio=0.18
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XP2 Net-_P2-Pad1_ -32 -32 RPOT value=5k ratio=0.18
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V3 in 0 sin(0 2 1k)
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JQ1 Net-_P1-Pad1_ Net-_Q1-Pad2_ Net-_P3-Pad1_ 2SK170
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JQ2 Net-_P2-Pad1_ Net-_Q1-Pad2_ Net-_P3-Pad1_ 2SJ74
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MQ5 out Net-_Q5-Pad2_ Net-_D1a1-Pad2_ Q5tj Q5tc IRFP240 thermal
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MQ4 out Net-_Q4-Pad2_ Net-_D4a1-Pad1_ Q4tj Q4tc IRFP9240 thermal
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MQ6 out Net-_Q6-Pad2_ Net-_D2a1-Pad2_ Q6tj Q6tc IRFP240 thermal
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Rj1 Q3tj 0 1G
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Rj2 Q4tj 0 1G
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Rj3 Q5tj 0 1G
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Rj4 Q6tj 0 1G
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Rc2 Q3hs Net-_Rc2-Pad2_ 0.7
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Rc4 Q4hs Net-_Rc2-Pad2_ 0.7
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Rc6 Q5hs Net-_Rc2-Pad2_ 0.7
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Rc8 Q6hs Net-_Rc2-Pad2_ 0.7
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Rc1 Q3tc Q3hs 0.1
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Rc3 Q4tc Q4hs 0.1
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Rc5 Q5tc Q5hs 0.1
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Rc7 Q6tc Q6hs 0.1
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Vt1 Net-_Rc2-Pad2_ 0 40
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Cc1 Q3hs 0 1
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Cc2 Q4hs 0 1
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Cc3 Q5hs 0 1
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Cc4 Q6hs 0 1
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V1 +32 0 32 ; pulse(0 32 1m 1m 1m 100 200)
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V2 -32 0 -32 ; pulse(0 -32 1m 1m 1m 100 200)
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XTH2 Net-_D1a1-Pad2_ Q5hs Net-_R12-Pad1_ th R25=4.7k
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XTH1 Net-_D3a1-Pad1_ Q3hs Net-_R11-Pad1_ th R25=4.7k
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MQ3 out Net-_Q3-Pad2_ Net-_D3a1-Pad1_ Q3tj Q3tc IRFP9240 thermal
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*.tran 20u 5
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.end
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@ -0,0 +1,78 @@
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* from https://www.diyaudio.com/forums/solid-state/252973-2sk170-2sj74-spice-model-pass-0-4ma.html
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*2SJ74
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*Toshiba Dep-Mode 20mA 400mW LowNoise pkg:TO-92B 2,1,3
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.MODEL 2SJ74 PJF(Beta=92.12m Rs=7.748 Rd=7.748 Lambda=4.464m
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+Vto=-.5428 Cgd=85.67p Pb=.3905 Fc=.5
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+Cgs=78.27p Is=12.98p
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+Kf=26.64E-18 Af=1)
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*2SK170
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* 20mA 400mW LowNoise Dep-Mode pkg:TO-92B 3,1,2
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.MODEL 2SK170 NJF(Beta=59.86m Rs=4.151 Rd=4.151 Lambda=1.923m
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+Vto=-.5024 Cgd=20p Pb=.4746 Fc=.5
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+Cgs=25.48p Is=8.477p
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+Kf=111.3E-18 Af=1)
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.subckt RPOT 1 2 3
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R1 1 2 {value*ratio + 1m}
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R2 2 3 {value*(1-ratio)+ 1m}
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* below are default parameters, which are required by some simulators
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.param value=1k
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.param ratio=1
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.ends
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.model IRFP240 VDMOS nchan
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+ Vto=4 Kp=5.9 Lambda=.001 Theta=0.015 ksubthres=.27
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+ Rd=61m Rs=18m Rg=3 Rds=1e7
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+ Cgdmax=2.45n Cgdmin=10p a=0.3 Cgs=1.2n
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+ Is=60p N=1.1 Rb=14m XTI=3
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+ Cjo=1.5n Vj=0.8 m=0.5
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+ tcvth=0.0065 MU=-1.27 texp0=1.5
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+ Rthjc=0.4 Cthj=0.1
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+ mtriode=0.8
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.model IRFP9240 VDMOS pchan
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+ Vto=-4 Kp=8.8 Lambda=.003 Theta=0.08 ksubthres=.35
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+ Rd=180m Rs=50m Rg=3 Rds=1e7
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+ Cgdmax=1.25n Cgdmin=50p a=0.23 Cgs=1.15n
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+ Is=150p N=1.3 Rb=16m XTI=2
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+ Cjo=1.3n Vj=0.8 m=0.5
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+ tcvth=0.004 MU=-1.27 texp0=1.5
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+ Rthjc=0.4 Cthj=0.1
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+ mtriode=0.6
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.model DMOD D
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* Thermistor model
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.subckt th n1 nt n2
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.param B=3977
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.param R25=4700
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*control node
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Ctherm1 n1 0 100p
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Ctherm2 n2 0 100p
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Rtherm n1 n2 R = {R25*exp(B*(1/(v(nt)+273.15)-1/(25+273.15)))}
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.ends
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* generic relay model
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.subckt genrelay out1 out2 in1 in2
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.param ron = 10m
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S1 out1 out2 in1 in2 SW
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.MODEL SW VSWITCH(VON=4V VOFF=1V RON={ron} ROFF=100K)
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.ends
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.MODEL IXTH16N10 VDMOS Nchan Vds=100
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+ VTO=-3.2 KP=9
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+ Lambda=2m
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+ Mtriode=1.8
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+ Ksubthres=120m
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+ subshift=160m
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+ Rs=4m Rd=5m Rds=200e6
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+ Cgdmax=9000p Cgdmin=300p A=0.25
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+ Cgs=5500p Cjo=11000p
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+ Is=10e-6 Rb=8m
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+ BV=200 IBV=250e-6
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+ NBV=4
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+ TT=250e-9
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+ vq=100
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+ rq=0.1
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+ Rthjc=0.2 Cthj=0.1
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Pass Labs F5 turbo
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thermal simulation
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use optran for 4s and coarse steps to obtain stable temparature
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then simulate transient with high resolution
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@ -0,0 +1,40 @@
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.temp {envtemp}
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.param envtemp=40
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.option savecurrents
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.control
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set controlswait
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if $?sharedmode
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* script for shared ngspice
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version
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rusage
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else
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* script for standard ngspice
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*option noinit
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optran 1 0 0 4 1e-2 0
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tran 1u 10m
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echo
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* output power
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let po = @rl1[i] * v(out)
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meas tran power_rms rms po from=5m to=10m
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echo
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rusage
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* temperature transistor Q6
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set xbrushwidth=4
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settype temperature q6tj q6tc q6hs
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plot q6tj q6tc q6hs ylimit 0 150
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set xbrushwidth=1
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* input and output voltages
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plot in out
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* power supply currents
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plot V1#branch V2#branch ylimit -50 50
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plot V1#branch V2#branch ylimit -10 10
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* output current
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plot @rl1[i]
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plot @rl1[i] xlimit 0 5m ylimit -0.3 0.3
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* resistance of thermistor2 TH1, TH2
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let rth1 = (v("net-_d3a1-pad1_") - v("net-_r11-pad1_")) / (@b.xth1.brtherm[i] + 1n)
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let rth2 = (v("net-_d1a1-pad2_") - v("net-_r12-pad1_")) / (@b.xth2.brtherm[i] + 1n)
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settype impedance rth1 rth2
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plot rth1 rth2 ylimit 0 5k
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end
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.endc
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Reference in New Issue