HardLabs

Bob

emdotnet·stmbl·hw/kicad/de0bob/Bob.kicad_pcb

Bob PCB layout, top view — open source board by emdotnet

About the Bob PCB

Bob is an open source PCB design by emdotnet, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 100 × 100 mm, with 140 components from 19 distinct parts.

Other key parts include the ADM4857, USBLC6-4SC6, TBD62783A and ULN2803ADWR. By type, the board carries 72 resistors, 20 ICs, 19 capacitors, 15 connectors, 5 diodes and 4 inductors.

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

From the project

Build Log: https://travis-ci.org/rene-dev/stmbl

Build Log: https://travis-ci.org/rene-dev/stmbl

THE AUTHORS OF THIS SOFTWARE ACCEPT ABSOLUTELY NO LIABILITY FOR ANY HARM OR LOSS RESULTING FROM ITS USE. IT IS EXTREMELY UNWISE TO RELY ON SOFTWARE ALONE FOR SAFETY. Any machinery capable of harming persons must have provisions for completely removing power from all motors, etc, before persons enter any danger area. All machinery must be designed to comply with local and national safety codes, and the authors of this software can not, and do not, take any responsibility for such compliance.

Bob, from the project README
From the project README

Main components on the Bob

ADM4857USBLC6-4SC6TBD62783AULN2803ADWR

Bob bill of materials (BOM)

140 components, 19 distinct parts.

QtyPartRefs
8
ADM4857
U1, U2, U3, U4, U5, U6, U7, U8
8
USBLC6-4SC6
U9, U10, U11, U12, U13, U14, U15, U16
2
TBD62783A
U17, U18
2
ULN2803ADWR
U19, U20
2
CONN_02X20
J1, J2
8
RJ45
J3, J4, J5, J6, J7, J8, J9, J10
4
CONN_01X09
J11, J12, J14, J15
1
CONN_01X02
J13
3
Fuse
F1, F2, F3
2
Jumper_NC_Dual
JP1, JP2
1
D
D1
4
LED
D2, D3, D4, D5
4
L_Small
L1, L2, L3, L4
16
C
C1, C2, C3, C4, C5, C6, C7, C8 +8
3
C
C17, C18, C19
6
0
R1, R2, R5, R6, R9, R14
30
R
R3, R4, R7, R8, R10, R11, R12, R13 +22
32
1k
R33, R34, R35, R36, R37, R38, R39, R40 +24
4
R_Pack04
RN1, RN2, RN3, RN4

Bob design files

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

Bob: common questions

How big is the Bob PCB?

The Bob measures 100 × 100 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Bob?

140 components, from 19 distinct parts. The full bill of materials is listed on this page.

Where can I download the Bob design files?

From the emdotnet/stmbl repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Bob design in my own project?

Yes, under the terms of its GPL-3.0 license, which emdotnet chose for the repository.

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