4 layers75 × 90 mm

VehiclePrecharge PCB
nsm81/VehiclePrecharge_PCB
The precharge board contains the precharge resistors, precharge relay, main relay drivers (with economisers), and a controlling micro.
56 parts
Boards in 1 GitHub repository, designed in KiCad, that use the DRV110APW by Texas Instruments (-40℃~+125℃ 1.3V 1.65V 9V~15V Input under-voltage protection TSSOP-14 Relay / Coil Drivers ROHS). See how each wires it, with its parts, size, README and files; the DRV110APW’s symbol, footprint and pinout are on its own page.

nsm81/VehiclePrecharge_PCB
The precharge board contains the precharge resistors, precharge relay, main relay drivers (with economisers), and a controlling micro.