New Circuit

Components used

SPICE netlist

* **************************************************
* Generated from CircuitSim Schematic
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X_D1 0 N2 GENERIC_ZENER Vz=5.1
R_R1 N2 N1 330 Resistor_1d9c8cf9a__R_R1
R_R2 N2 0 1K Resistor_1d9c8cf9a__R_R2
V_V1 N1 0 dc 12 ac 0 0 distof1 0 0 distof2 0 0

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* Models and supporting definitions follow
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* Generic Zener diode
.subckt GENERIC_ZENER ANODE CATHODE PARAMS: Vz=5.1 IS=1e-14 RS=1 N=1.8 IBV=1m
    .model DZCORE D(IS={IS} RS={RS} N={N} BV={Vz} IBV={IBV})
    DZ ANODE CATHODE DZCORE
.ends GENERIC_ZENER
.model Resistor_1d9c8cf9a__R_R1 r(tc1=0 tc2=0 tnom=27)
.model Resistor_1d9c8cf9a__R_R2 r(tc1=0 tc2=0 tnom=27)

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* Simulation settings
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.tran 100u 100m 0
.end