RS485 Splitter

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The RS485 splitter is a 4-port non-isolated splitter, designed for driving the color stick, but useful for driving any RS485 devices, including DMX or Renard. Please note that there are a number of options that can be selected when building the splitter.

BOM

Note that none of the components are critical; feel free to substitute parts with similar ratings.
From Mouser:
TS78L05CT|1
81-GCM188R71H104KA7J|3
810-C1608X7R1A334K|1
701-SP485RCN-L|1
595-AM26LV31ID|1
301-120-RC|1
301-100-RC|1
538-22-03-2021|2
649-65474-002LF|2
651-1935161|1

Optional - for on-board power-on indicator
301-1.0K-RC|1
720-LYQ971H1K136|1
Optional - output connectors, may chose other connectors or hardwire. Add two more if desired for input and passthrough
22-28-1040|4
Optional - RJ45 input connector
571-5520260-4|1
Optional - if using the RJ45 input connector with the Renard pinout. Not needed for DMX pinout
301-0-RC|2

Schematic

Schematic (PDF)

PCB

Splitter front.jpg
Splitter back.jpg

Assembly Manual

Assembly manual (PDF)