| * Bipolar transistor I-V characteristic | |
| .lib ../../../libraries/sky130_fd_pr/PDKVERSION/models/sky130.lib.spice CORNER | |
| * Base bias | |
| Rb 1 2 680 | |
| X1 3 2 5 5 DEVICENAME M=1 | |
| Rc 3 4 100 | |
| * DC source for current measure | |
| Vic 4 0 DC 0V | |
| Vbb 5 1 DC 0V | |
| Vce 5 0 DC 0V | |
| .control | |
| * Sweep Vce from 0 to 1.8V | |
| dc Vce 0 1.8 0.01 Vbb 0 1.2 0.01 | |
| let vc = V(5) - V(3) | |
| let vb = V(5) - V(2) | |
| wrdata DEVICENAME.data Vic#branch vb vc | |
| quit | |
| .endc | |
| .end |