HardLabs

Uln out

multigcs·riocore·riocore/plugins/stepdir/kicad/uln-out/uln-out.kicad_pcb

Uln out PCB layout, top view — open source board by multigcs

About the Uln out PCB

Uln out is an open source PCB design by multigcs, published on GitHub under the GPL-2.0 license. It is a 2-layer board measuring 23 × 35.3 mm, with 17 components from 5 distinct parts.

Other key parts include the ULN2803A. By type, the board carries 11 resistors, 4 diodes, 1 IC and 1 connector.

It belongs with the robotics & motion designs in this gallery.

From the project

riocore

to control motor drivers via step/dir pin's and an optional enable pin

Keywords: stepper servo joint NEEDS: fpga

type: select default: None * options: X, Y, Z, A, B, C, U, V, W

type: float min: 0.0 max: 1000.0 default: 4.0 * unit: us

type: float min: 0.1 max: 1000.0 default: 0.7 * unit: us

type: float direction: output min: -100000 max: 100000 * unit: Hz

type: float direction: input * unit: steps

Uln out, from the project README
From the project README

Main components on the Uln out

ULN2803A

Uln out bill of materials (BOM)

17 components, 5 distinct parts.

QtyPartRefs
1
ULN2803A
U11
1
stepdir
J1
4
LED
D1, D2, D3, D4
7
10k
R1, R2, R3, R25, R26, R27, R28
4
1k
R4, R29, R30, R31

Uln out design files

The KiCad project lives in the multigcs/riocore repository on GitHub; these links point at the commit this page was built from.

Uln out: common questions

How big is the Uln out PCB?

The Uln out measures 23 × 35.3 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Uln out?

17 components, from 5 distinct parts. The full bill of materials is listed on this page.

Where can I download the Uln out design files?

From the multigcs/riocore repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Uln out design in my own project?

Yes, under the terms of its GPL-2.0 license, which multigcs chose for the repository.

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