KiCad schematic
.include "/Users/jeff/kicad_arm/kicad/qa/data/eeschema/TL072-dual.lib"
.include "/Users/jeff/kicad_arm/kicad/qa/data/eeschema/VDMOS_models.lib"
.save all
.probe alli
.ic v(Tj1)={envtemp} v(Tj2)={envtemp}
.temp {envtemp}
.param envtemp=25
.tran 200u 10
.option RELTOL=.01 ABSTOL=1N VNTOL=10u
.control
set controlswait
if $?sharedmode
rusage
else
run
rusage
settype temperature  tj1 tj2 tcase1 tcase2
plot tj1 tj2 tcase1 tcase2
plot in out xlimit 5.2 5.3
end
.endc
Rload1 out GND 8
C7 Net-_C7-Pad1_ GND 300m
Vamb1 Net-_R11-Pad1_ GND {envtemp}
R14 Net-_R11-Pad1_ Net-_C7-Pad1_ 3
C6 Net-_C6-Pad1_ GND 300m
R13 Net-_C7-Pad1_ Tcase2 200m
R12 GND Tj2 1G
R9 GND Tj1 1G
R10 Net-_C6-Pad1_ Tcase1 200m
R11 Net-_R11-Pad1_ Net-_C6-Pad1_ 3
R4 Net-_U1A--_ GND 1k
C3 Net-_U1B-+_ GND 1u
R2 Net-_U1B-+_ GND 10k
XU1 Net-_R16-Pad2_ Net-_U1A--_ Net-_U1A-+_ GND Net-_U1B-+_ Net-_U1B--_ Net-_R17-Pad2_ VCC TL072c
R5 Net-_M2-D_ Net-_U1A--_ 19.5k
R17 Net-_M2-G_ Net-_R17-Pad2_ 100
R6 Net-_M2-S_ Net-_U1B--_ 100k
Vin1 in GND dc 0 ac 1 sin(0 0.5 100 20m)
C1 VCC GND 1u
R16 Net-_M1-G_ Net-_R16-Pad2_ 100
C2 Net-_U1A-+_ in 330n
R3 Net-_U1A-+_ Net-_U1B--_ 100k
R1 VCC Net-_U1B-+_ 390k
R7 Net-_M1-S_ Net-_M2-D_ 100m
C4 Net-_M2-D_ out 10m
R15 out GND 1k
C5 out Net-_M2-D_ 1u
M2 Net-_M2-D_ Net-_M2-G_ Net-_M2-S_ Tj2 Tcase2 IRFP240 thermal
M1 VCC Net-_M1-G_ Net-_M1-S_ Tj1 Tcase1 IRFP240 thermal
V1 VCC GND 36
R8 Net-_M2-S_ GND 800m
.end