alainstas
Published © GPL3+

LTspice simulation of improved fire detector (rate of rise)

2 improvements for a simulation of fire detector: a temp. rate of rise is detected and once switched on, it needs to be reset.

IntermediateProtip1 hour56
LTspice simulation of improved fire detector (rate of rise)

Things used in this project

Hardware components

Vishay NTCLE203E3103SB0
×1
Vishay NTCLE100E3104JB0
×1
555 Timers
555 Timers
×1
Vishay TNPW0805100KBEEA
×1
ON Semiconductor BC147B
×1
NXP EC103D1
×1

Story

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Schematics

Simulation of Fire detector with Vishay NTC -rate of rise- resetting

open it in LTspice XVII and operate the transient simultion

Code

netlist for a Vishay NTC themistor with temperature driven by voltage

Plain text
netlist for a spice model
* Voltage_driven_thermistor
*
* customer : hackster
* $Revision:   1.0  $
* $Author:   Alain Stas  $
* $Date:   17 July 2016 $
* $Revision History :correction <> introduced
*---------------------------------------------------------------
*
*
*$
.SUBCKT NTC_BASE RN Rp Ti Params: W=1 X=1 Y=1 Z=1 GTH=1 GTH1=1 CTH=1 A=1 R25=1 B=1 C=1 D=1 T0=273.15 TRmc=5 TBmc=1
R_RTR    0  TR  {mc(1,TR-1)}
I_ITR    0 TR 1
R_RTB    0 TB  {mc(1,TB-1)}
I_ITB    0 TB  1
G_G1         AOUT 0 VALUE { if(V(Ti)>25,V(AOUT,
+  0)/(R25*V(TR)*exp(((D*V(TB)/(T0+abs(V(H))+V(Ti))+C*V(TB))/(T0+abs(V(H))+V(Ti))+B*V(TB))/(T0+V(Ti)+abs(V(H)))+A*V(TB))),0)
+  }
G_G2         AOUT 0 VALUE { IF(V(Ti)>25,0,V(AOUT,
+  0)/(R25*V(TR)*exp(((Z*V(TB)/(T0+abs(V(H))+V(Ti))+Y*V(TB))/(T0+abs(V(H))+V(Ti))+X*V(TB))/(T0+abs(V(H))+V(Ti))+W*V(TB))))
+  }
G_G3         H 0 VALUE {
+  if(V(Ti)>25,-V(RP,RN)*V(RP,RN)/(R25*V(TR)*exp(((D*V(TB)/(T0+abs(V(H))+V(Ti))+C*V(TB))/(T0+abs(V(H))+V(Ti))+B*V(TB))/
+  (T0+V(Ti)+abs(V(H)))+A*V(TB))),0)}
G_G4         H 0 VALUE {
+  if(V(Ti)>25,0,-V(RP,RN)*V(RP,RN)/(R25*V(TR)*exp(((Z*TB/(T0+abs(V(H))+V(Ti))+Y*V(TB))/(T0+abs(V(H))+V(Ti))+X*V(TB))/
+  (T0+V(Ti)+abs(V(H)))+W*V(TB))))}
G_G5         RP RN VALUE { V(RP, RN)/V(AOUT) }
G_G6         H 0 VALUE { V(H)*(Gth + Gth1*(V(Ti)-25)) }
I_I1         0 AOUT DC 1Adc
R_R1         0 AOUT  1T TC=0,0
R_R2         0 H  1T TC=0,0
C_C1         0 H  {Cth}
R_R99        0 Ti 1T
.IC V(H) =0
.ENDS
*$
.SUBCKT NTCS0805E3684_XT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X1 RN Rp Ti NTC_BASE Params:
+ w=-15.960492581963
+ x=5523.15364280883
+ y=-229163.669949468
+ z=363212.812557817
+ gth=0.0048 gth1 = 0.0000267
+ cth=0.03216
+ a=-15.9604925819634
+ r25=680000
+ b=5523.15364280883
+ c=-229163.669949468
+ d=363212.812557817
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0805E3683_XT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X2 RN Rp Ti NTC_BASE Params:
+ w=-14.864567961533
+ x=4791.5065960973
+ y=-93249.887887675
+ z=-4166790.45148179
+ gth=0.0048 gth1 = 0.0000267
+ cth=0.03216
+ a=-14.8645679615339
+ r25=68000
+ b=4791.5065960973
+ c=-93249.887887675
+ d=-4166790.45148179
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0805E3474_XT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X3 RN Rp Ti NTC_BASE Params:
+ w=-14.794712363821
+ x=4839.842
+ y=-115334
+ z=-3730535
+ gth=0.0048 gth1 = 0.0000267
+ cth=0.03216
+ a=-14.7947123638219
+ r25=470000
+ b=4839.842
+ c=-115334
+ d=-3730535
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0805E3473_HT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X4 RN Rp Ti NTC_BASE Params:
+ w=-15.032300388762
+ x=5179.93432510098
+ y=-233607.120677708
+ z=7597557.06340118
+ gth=0.0048 gth1 = 0.0000267
+ cth=0.03216
+ a=-15.0323003887629
+ r25=47000
+ b=5179.93432510098
+ c=-233607.120677708
+ d=7597557.06340118
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0805E3472_MT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X5 RN Rp Ti NTC_BASE Params:
+ w=-12.407107004141
+ x=3778.38608505299
+ y=33708.0168743401
+ z=-17091038.2603767
+ gth=0.0048 gth1 = 0.0000267
+ cth=0.03216
+ a=-12.4071070041412
+ r25=4700
+ b=3778.38608505299
+ c=33708.0168743401
+ d=-17091038.2603767
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0805E3334_HT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X6 RN Rp Ti NTC_BASE Params:
+ w=-14.476080802527
+ x=4744.842
+ y=-115334
+ z=-3730535
+ gth=0.0048 gth1 = 0.0000267
+ cth=0.03216
+ a=-14.4760808025273
+ r25=330000
+ b=4744.842
+ c=-115334
+ d=-3730535
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0805E3333_HT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X7 RN Rp Ti NTC_BASE Params:
+ w=-14.610948767717
+ x=4997.48896697033
+ y=-231003.837768469
+ z=11872256.7334812
+ gth=0.0048 gth1 = 0.0000267
+ cth=0.03216
+ a=-14.6109487677176
+ r25=33000
+ b=4997.48896697033
+ c=-231003.837768469
+ d=11872256.7334812
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0805E3223_HT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X8 RN Rp Ti NTC_BASE Params:
+ w=-13.810061704584
+ x=4464.33989162779
+ y=-91067.4624952509
+ z=-3682697.02233691
+ gth=0.0048 gth1 = 0.0000267
+ cth=0.03216
+ a=-13.8100617045846
+ r25=22000
+ b=4464.33989162779
+ c=-91067.4624952509
+ d=-3682697.02233691
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0805E3222_MT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X9 RN Rp Ti NTC_BASE Params:
+ w=-12.022147939918
+ x=3397.22810533551
+ y=116133.116092231
+ z=-17986435.276086
+ gth=0.0048 gth1 = 0.0000267
+ cth=0.03216
+ a=-12.0221479399188
+ r25=2200
+ b=3397.22810533551
+ c=116133.116092231
+ d=-17986435.276086
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0805E3153_MT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X10 RN Rp Ti NTC_BASE Params:
+ w=-13.283039163800
+ x=4167.09302924605
+ y=-23689.4127954143
+ z=-11316152.4821544
+ gth=0.0048 gth1 = 0.0000267
+ cth=0.03216
+ a=-13.2830391638009
+ r25=15000
+ b=4167.09302924605
+ c=-23689.4127954143
+ d=-11316152.4821544
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0805E3104_XT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X11 RN Rp Ti NTC_BASE Params:
+ w=-15.258198494082
+ x=5147.89965225205
+ y=-199635.115218401
+ z=6303582.47627097
+ gth=0.0048 gth1 = 0.0000267
+ cth=0.03216
+ a=-15.2581984940823
+ r25=100000
+ b=5147.89965225205
+ c=-199635.115218401
+ d=6303582.47627097
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0805E3104_MT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X12 RN Rp Ti NTC_BASE Params:
+ w=-13.633890559134
+ x=4624.07407976041
+ y=-162624.034923012
+ z=-1216588.60209115
+ gth=0.0048 gth1 = 0.0000267
+ cth=0.03216
+ a=-13.6338905591344
+ r25=100000
+ b=4624.07407976041
+ c=-162624.034923012
+ d=-1216588.60209115
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0805E3103_MT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X13 RN Rp Ti NTC_BASE Params:
+ w=-13.40885683108
+ x=4547.96149408261
+ y=-176965.917057285
+ z=3861153.74690121
+ gth=0.0048 gth1 = 0.0000267
+ cth=0.08216
+ a=-13.408856831082
+ r25=10000
+ b=4547.96149408261
+ c=-176965.917057285
+ d=3861153.74690121
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0805E3103_LT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X14 RN Rp Ti NTC_BASE Params:
+ w=-15.407851685736
+ x=6432.86844226693
+ y=-706230.001955726
+ z=47085918.8340211
+ gth=0.0048 gth1 = 0.0000267
+ cth=0.03216
+ a=-15.4078516857364
+ r25=10000
+ b=6432.86844226693
+ c=-706230.001955726
+ d=47085918.8340211
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0805E3103_HT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X15 RN Rp Ti NTC_BASE Params:
+ w=-12.760931023421
+ x=3271.30574915945
+ y=291826.403510391
+ z=-39595327.6468017
+ gth=0.0048 gth1 = 0.0000267
+ cth=0.03216
+ a=-12.7609310234213
+ r25=10000
+ b=3271.30574915945
+ c=291826.403510391
+ d=-39595327.6468017
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0603E3683_HT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X16 RN Rp Ti NTC_BASE Params:
+ w=-15.631687995314
+ x=5696.9706158521
+ y=-389523.672461065
+ z=24008865.2720328
+ gth=0.0031 gth1 = 0.00002
+ cth=0.0081
+ a=-15.6316879953145
+ r25=68000
+ b=5696.9706158521
+ c=-389523.672461065
+ d=24008865.2720328
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0603E3473_HT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X17 RN Rp Ti NTC_BASE Params:
+ w=-14.853753305122
+ x=5126.73027409285
+ y=-256529.141866533
+ z=14429112.0366482
+ gth=0.0031 gth1 = 0.00002
+ cth=0.0081
+ a=-14.8537533051224
+ r25=47000
+ b=5126.73027409285
+ c=-256529.141866533
+ d=14429112.0366482
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0603E3472_HT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X18 RN Rp Ti NTC_BASE Params:
+ w=-12.466755245940
+ x=3337.52734699875
+ y=200392.420077018
+ z=-26017659.4249521
+ gth=0.0031 gth1 = 0.00002
+ cth=0.0081
+ a=-12.4667552459405
+ r25=4700
+ b=3337.52734699875
+ c=200392.420077018
+ d=-26017659.4249521
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0603E3333_HT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X19 RN Rp Ti NTC_BASE Params:
+ w=-14.518924355323
+ x=5042.19238100273
+ y=-266491.400082211
+ z=16040058.1503681
+ gth=0.0031 gth1 = 0.00002
+ cth=0.0081
+ a=-14.5189243553236
+ r25=33000
+ b=5042.19238100273
+ c=-266491.400082211
+ d=16040058.1503681
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0603E3272_MT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X20 RN Rp Ti NTC_BASE Params:
+ w=-12.022147939918
+ x=3397.22810533551
+ y=116133.116092231
+ z=-17986435.276086
+ gth=0.0031 gth1 = 0.00002
+ cth=0.0081
+ a=-12.0221479399188
+ r25=2700
+ b=3397.22810533551
+ c=116133.116092231
+ d=-17986435.276086
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0603E3223_MT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X21 RN Rp Ti NTC_BASE Params:
+ w=-13.436446712828
+ x=4278.16605968043
+ y=-59797.420122998
+ z=-6358363.60489759
+ gth=0.0031 gth1 = 0.00002
+ cth=0.0081
+ a=-13.4364467128288
+ r25=22000
+ b=4278.16605968043
+ c=-59797.420122998
+ d=-6358363.60489759
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0603E3222_MT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X22 RN Rp Ti NTC_BASE Params:
+ w=-11.753826625144
+ x=3317.22810533551
+ y=116133.116092231
+ z=-17986435.276086
+ gth=0.0031 gth1 = 0.00002
+ cth=0.0081
+ a=-11.7538266251443
+ r25=2200
+ b=3317.22810533551
+ c=116133.116092231
+ d=-17986435.276086
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0603E3202_LT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X23 RN Rp Ti NTC_BASE Params:
+ w=-11.418451094150
+ x=3217.25238428639
+ y=116125.772409905
+ z=-17985711.922342
+ gth=0.0031 gth1 = 0.00002
+ cth=0.0081
+ a=-11.4184510941507
+ r25=2000
+ b=3217.25238428639
+ c=116125.772409905
+ d=-17985711.922342
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0603E3153_MT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X24 RN Rp Ti NTC_BASE Params:
+ w=-13.692171596331
+ x=4756.05357621921
+ y=-234664.440293618
+ z=10074804.8964881
+ gth=0.0031 gth1 = 0.00002
+ cth=0.0081
+ a=-13.6921715963311
+ r25=15000
+ b=4756.05357621921
+ c=-234664.440293618
+ d=10074804.8964881
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0603E3124_MT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X25 RN Rp Ti NTC_BASE Params:
+ w=-13.633890559134
+ x=4624.07407976041
+ y=-162624.034923012
+ z=-1216588.60209115
+ gth=0.0031 gth1 = 0.00002
+ cth=0.0081
+ a=-13.6338905591344
+ r25=122000
+ b=4624.07407976041
+ c=-162624.034923012
+ d=-1216588.60209115
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0603E3104_XT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X26 RN Rp Ti NTC_BASE Params:
+ w=-15.431309395743
+ x=5337.10027599483
+ y=-267728.681013195
+ z=14375045.7126114
+ gth=0.0031 gth1 = 0.00002
+ cth=0.0081
+ a=-15.4313093957435
+ r25=100000
+ b=5337.10027599483
+ c=-267728.681013195
+ d=14375045.7126114
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0603E3103_MT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X27 RN Rp Ti NTC_BASE Params:
+ w=-13.409568891799
+ x=4481.79886463418
+ y=-150521.691593129
+ z=1877102.65189547
+ gth=0.0031 gth1 = 0.00002
+ cth=0.0081
+ a=-13.4095688917995
+ r25=10000
+ b=4481.79886463418
+ c=-150521.691593129
+ d=1877102.65189547
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0603E3103_LT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X28 RN Rp Ti NTC_BASE Params:
+ w=-10.510144466257
+ x=2816.74879403825
+ y=172444.245970535
+ z=-23248305.132252
+ gth=0.0031 gth1 = 0.00002
+ cth=0.0081
+ a=-10.4528701153889
+ r25=10000
+ b=1363.9319167994
+ c=1013209.19138484
+ d=-146294479.644505
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0603E3103_HT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X29 RN Rp Ti NTC_BASE Params:
+ w=-12.34230403172
+ x=2881.2571585212
+ y=403597.734300555
+ z=-49342307.1774576
+ gth=0.0031 gth1 = 0.00002
+ cth=0.0081
+ a=-12.342304031723
+ r25=10000
+ b=2881.2571585212
+ c=403597.734300555
+ d=-49342307.1774576
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0402E3683_HT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X30 RN Rp Ti NTC_BASE Params:
+ w=-15.267183107948
+ x=5530.5904679316
+ y=-366141.909196042
+ z=22167011.1133658
+ gth=0.0023 gth1 = 0.0000133
+ cth=0.0042
+ a=-15.2671831079486
+ r25=68000
+ b=5530.5904679316
+ c=-366141.909196042
+ d=22167011.1133658
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0402E3474_HT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X31 RN Rp Ti NTC_BASE Params:
+ w=-14.122042041123
+ x=4624.725
+ y=-98275
+ z=-7522357
+ gth=0.0023 gth1 = 0.0000133
+ cth=0.0042
+ a=-14.1220420411236
+ r25=470000
+ b=4624.725
+ c=-98275
+ d=-7522357
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0402E3473_XT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X32 RN Rp Ti NTC_BASE Params:
+ w=-12.34830154520
+ x=2375.04150212332
+ y=688294.134893528
+ z=-89066341.2521688
+ gth=0.0023 gth1 = 0.0000133
+ cth=0.0042
+ a=-12.348301545201
+ r25=47000
+ b=2375.04150212332
+ c=688294.134893528
+ d=-89066341.2521688
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0402E3472_MT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X33 RN Rp Ti NTC_BASE Params:
+ w=-11.68386745134
+ x=3044.58586381301
+ y=240138.301577552
+ z=-32576647.4955603
+ gth=0.0023 gth1 = 0.0000133
+ cth=0.015
+ a=-11.683867451346
+ r25=4700
+ b=3044.58586381301
+ c=240138.301577552
+ d=-32576647.4955603
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0402E3333_MT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X34 RN Rp Ti NTC_BASE Params:
+ w=-14.324933144520
+ x=5143.94984985209
+ y=-314375.102305495
+ z=16129553.9022413
+ gth=0.0023 gth1 = 0.0000133
+ cth=0.0042
+ a=-14.3249331445202
+ r25=33000
+ b=5143.94984985209
+ c=-314375.102305495
+ d=16129553.9022413
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0402E3223_MT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X35 RN Rp Ti NTC_BASE Params:
+ w=-13.142378763615
+ x=4210.13465565959
+ y=-50179.4939878696
+ z=-10972255.5701807
+ gth=0.0023 gth1 = 0.0000133
+ cth=0.0042
+ a=-13.1423787636159
+ r25=22000
+ b=4210.13465565959
+ c=-50179.4939878696
+ d=-10972255.5701807
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0402E3214_MT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X36 RN Rp Ti NTC_BASE Params:
+ w=-13.633890559134
+ x=4624.07407976041
+ y=-162624.034923012
+ z=-1216588.60209115
+ gth=0.0023 gth1 = 0.0000133
+ cth=0.0042
+ a=-13.6338905591344
+ r25=210000
+ b=4624.07407976041
+ c=-162624.034923012
+ d=-1216588.60209115
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0402E3153_HT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X37 RN Rp Ti NTC_BASE Params:
+ w=-11.92142256195
+ x=2506.80663963102
+ y=510855.08547963
+ z=-59189761.3953198
+ gth=0.0023 gth1 = 0.0000133
+ cth=0.0042
+ a=-11.921422561955
+ r25=15000
+ b=2506.80663963102
+ c=510855.08547963
+ d=-59189761.3953198
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0402E3104_HT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X38 RN Rp Ti NTC_BASE Params:
+ w=-14.543162756715
+ x=4764.8434748393
+ y=-115334.436689962
+ z=-3730492.72657145
+ gth=0.0023 gth1 = 0.0000133
+ cth=0.0042
+ a=-14.5431627567158
+ r25=100000
+ b=4764.8434748393
+ c=-115334.436689962
+ d=-3730492.72657145
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0402E3103_LT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X39 RN Rp Ti NTC_BASE Params:
+ w=-12.071363419787
+ x=3503.9022352597
+ y=109390.795353269
+ z=-24154454.7403073
+ gth=0.0023 gth1 = 0.0000133
+ cth=0.0042
+ a=-12.0713634197875
+ r25=10000
+ b=3503.9022352597
+ c=109390.795353269
+ d=-24154454.7403073
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCS0402E3103_HT RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X40 RN Rp Ti NTC_BASE Params:
+ w=-11.816831376457
+ x=2488.92228440514
+ y=495163.925955402
+ z=-55693680.8539762
+ gth=0.0023 gth1 = 0.0000133
+ cth=0.0042
+ a=-11.8168313764576
+ r25=10000
+ b=2488.92228440514
+ c=495163.925955402
+ d=-55693680.8539762
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCLE213E3303_HB0 RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X41 RN Rp Ti NTC_BASE Params:
+ w=-14.5513561
+ x=4752.725
+ y=-98275
+ z=-7522357
+ gth=0.0022 gth1 = 0.0000033
+ cth=0.018
+ a=-14.55135614
+ r25=30000
+ b=4752.725
+ c=-98275
+ d=-7522357
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCLE213E3212_MB0 RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X42 RN Rp Ti NTC_BASE Params:
+ w=-12.002581720610
+ x=3670.667
+ y=-7617.13
+ z=-5914730
+ gth=0.0022 gth1 = 0.0000033
+ cth=0.018
+ a=-21.0133817206104
+ r25=2100
+ b=11886.95
+ c=-2504699
+ d=247033800
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCLE213E3123_MB0 RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X43 RN Rp Ti NTC_BASE Params:
+ w=-13.8973229
+ x=4557.725
+ y=-98275
+ z=-7522357
+ gth=0.0022 gth1 = 0.0000033
+ cth=0.018
+ a=-13.89732294
+ r25=12000
+ b=4557.725
+ c=-98275
+ d=-7522357
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCLE213E3104_XB0 RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X44 RN Rp Ti NTC_BASE Params:
+ w=-16.0349060
+ x=5459.339
+ y=-191141
+ z=-3328322
+ gth=0.0022 gth1 = 0.0000033
+ cth=0.018
+ a=-16.03490603
+ r25=100000
+ b=5459.339
+ c=-191141
+ d=-3328322
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCLE213E3103_LB0 RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X45 RN Rp Ti NTC_BASE Params:
+ w=-12.8922832
+ x=4245.148
+ y=-87493
+ z=-9588114
+ gth=0.0022 gth1 = 0.0000033
+ cth=0.018
+ a=-12.89228328
+ r25=10000
+ b=4245.148
+ c=-87493
+ d=-9588114
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCLE213E3103_HB0 RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X46 RN Rp Ti NTC_BASE Params:
+ w=-14.6571976
+ x=4798.842
+ y=-115334
+ z=-3730535
+ gth=0.0022 gth1 = 0.0000033
+ cth=0.018
+ a=-14.65719769
+ r25=10000
+ b=4798.842
+ c=-115334
+ d=-3730535
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCLE203E3683_B0 RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X47 RN Rp Ti NTC_BASE Params:
+ w=-16.0349060
+ x=5459.339
+ y=-191141
+ z=-3328322
+ gth=0.0025 gth1 = 0.0000033
+ cth=0.028
+ a=-16.03490603
+ r25=68000
+ b=5459.339
+ c=-191141
+ d=-3328322
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCLE203E3502SB0 RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X48 RN Rp Ti NTC_BASE Params:
+ w=-14.6571976
+ x=4798.842
+ y=-115334
+ z=-3730535
+ gth=0.0032 gth1 = 0.0000167
+ cth=0.032
+ a=-14.65719769
+ r25=5000
+ b=4798.842
+ c=-115334
+ d=-3730535
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCLE203E3502_B0 RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X49 RN Rp Ti NTC_BASE Params:
+ w=-14.633719574957
+ x=4791.842
+ y=-115334
+ z=-3730535
+ gth=0.0025 gth1 = 0.0000167
+ cth=0.028
+ a=-14.6337195749572
+ r25=5000
+ b=4791.842
+ c=-115334
+ d=-3730535
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCLE203E3474_B0 RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X50 RN Rp Ti NTC_BASE Params:
+ w=-17.643882
+ x=6022.726
+ y=-203157
+ z=-7183526
+ gth=0.0025 gth1 = 0.0000167
+ cth=0.028
+ a=-17.6438824
+ r25=470000
+ b=6022.726
+ c=-203157
+ d=-7183526
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCLE203E3473_B0 RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X51 RN Rp Ti NTC_BASE Params:
+ w=-15.5321559
+ x=5229.973
+ y=-160451
+ z=-5414091
+ gth=0.0025 gth1 = 0.0000167
+ cth=0.028
+ a=-15.53215593
+ r25=47000
+ b=5229.973
+ c=-160451
+ d=-5414091
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCLE203E3472_B0 RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X52 RN Rp Ti NTC_BASE Params:
+ w=-14.633719574957
+ x=4791.842
+ y=-115334
+ z=-3730535
+ gth=0.0025 gth1 = 0.0000167
+ cth=0.028
+ a=-14.6337195749572
+ r25=4700
+ b=4791.842
+ c=-115334
+ d=-3730535
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCLE203E3303SB0 RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X53 RN Rp Ti NTC_BASE Params:
+ w=-14.5513561
+ x=4752.725
+ y=-98275
+ z=-7522357
+ gth=0.0032 gth1 = 0.0000167
+ cth=0.032
+ a=-14.55135614
+ r25=30000
+ b=4752.725
+ c=-98275
+ d=-7522357
+ T0=273.15
+ TR={1+TOLR/100}
+ TB={1+TOLB/100}
.ENDS
*$
.SUBCKT NTCLE203E3302SB0 RN Rp Ti  PARAMS: TOLR=0 TOLB=0
X54 RN Rp Ti NTC_BASE Params:
+ w=-14.6571976
+ x=4798.842
+ y=-115334
+ z=-3730535
+ gth=0.0032 gth1 = 0.0000167
+ cth=0.032
...

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alainstas

alainstas

13 projects • 2 followers
product engineer at Vishay

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