Daughterboard (uDB C3)

The daughterboard is a separate, small printed circuit board that contains the USB-C connection to the keyboard. The daughterboard is connected to the motherboard with a 4-pin JST cable.

Unified daughterboard version C3
Size: 18 x 16.5 mm
Layer: 2 layers
Included 4-pin JST SH cable (14 cm) and 4x M2 screws

ESD protection, overcurrent protection, overvoltage protection, one-way ground connection to the cabinet.