Bb ledbar
qboards·kicad-boards·bb-ledbar/bb-ledbar.kicad_pcb
About the Bb ledbar PCB
Bb ledbar is an open source PCB design by qboards, published on GitHub under the CC-BY-SA-4.0 license. It is a 2-layer board measuring 15.8 × 21 mm, with 34 components from 4 distinct parts.
By type, the board carries 16 LEDs and 2 connectors.
It belongs with the dev boards & breakouts designs in this gallery.
From the project
All development boards made in Kicad
Array of eight SMD leds (0805) on a breakout board that fits between the bus and the main grid of a breadboard. One side is common cathode, other side common anode.

Bb ledbar bill of materials (BOM)
34 components, 4 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | Conn_01x08_Male | PinHeader_1x08_P2.54mm_Vertical | J1 |
| 1 | Conn_01x01_Male | PinHeader_1x01_P2.54mm_Vertical | J2 |
| 16 | R | R_0805_2012Metric | RA_1, RA_2, RA_3, RA_4, RA_5, RA_6, RA_7, RA_8 +8 |
| 16 | LED | LED_0805_2012Metric | DA_1, DA_2, DA_3, DA_4, DA_5, DA_6, DA_7, DA_8 +8 |
Bb ledbar design files
The KiCad project lives in the qboards/kicad-boards repository on GitHub; these links point at the commit this page was built from.
Bb ledbar: common questions
How big is the Bb ledbar PCB?
The Bb ledbar measures 15.8 × 21 mm, has 2 copper layers and is 1.2 mm thick.
How many components are on the Bb ledbar?
34 components, from 4 distinct parts. The full bill of materials is listed on this page.
Where can I download the Bb ledbar design files?
From the qboards/kicad-boards repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Bb ledbar design in my own project?
Yes, under the terms of its CC-BY-SA-4.0 license, which qboards chose for the repository.
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