2 layers78.9 × 53.4 mm

MrBeamShield
mrbeam/Mr-Beam-Shield
A shield combining three stepper motor drivers and a laser diode driver compatibe to the fabulous grbl cnc firmware.
98 parts8
Boards in 2 GitHub repositories, designed in KiCad, that use the LM3406MH by Texas Instruments (-40℃~+125℃ 1 1.5A 6V~42V Buck PWM HTSSOP-14-EP LED Drivers ROHS). See how each wires it, with its parts, size, README and files; the LM3406MH’s symbol, footprint and pinout are on its own page.

mrbeam/Mr-Beam-Shield
A shield combining three stepper motor drivers and a laser diode driver compatibe to the fabulous grbl cnc firmware.

Jana-Marie/Zoetrope-Flash
Zoetrope-Flash is a flash built for machine vision. It is based on the LED pcb of Enlightened Otter.