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TL431.subckt
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TL431.subckt
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*****************************************************************************
* TL431 MACROMODEL ***************3-26-92************************************
* REV N/A ****************************************************************DBB
*****************************************************************************
* REFERENCE
* | ANODE
* | | CATHODE
* | | |
*.SUBCKT TL431 1 2 3
* Reverse symbol
* Anode Cathode Ref adjusted to LTSPICE symbol
.SUBCKT TL431 2 3 1
V1 6 7 DC 1.4V
I1 2 4 1E-3
R1 1 2 1.2E6
R2 4 2 RMOD 2.495E3
R3 5 7 .2
D1 3 6 DMOD1
D2 2 3 DMOD1
D3 2 7 DMOD2
E1 5 2 POLY(2) (4,2) (1,2) 0 710 -710
.MODEL RMOD RES (TC1=1.4E-5 TC2=-1E-6)
.MODEL DMOD1 D (RS=.3)
.MODEL DMOD2 D (RS=1E-6)
.ENDS TL431