| * Self-biased current source testbench | |
| * Include SkyWater sky130 device models | |
| .lib "/usr/share/pdk/sky130A/libs.tech/ngspice/sky130.lib.spice" tt | |
| .param mc_mm_switch=0 | |
| .include "../mag/ESD.spice" | |
| * supply voltages | |
| vdda vdda 0 3.3 | |
| vssa vssa 0 0.0 | |
| * DUT | |
| va a vssa 0.0 | |
| *x0 a b vdda vssa ESD | |
| .option gmin=1e-13 | |
| .control | |
| dc va -11 11 100m | |
| plot i(va) | |
| .endc | |
| .end |