RTB_P26

This is a motor DCC decoder development board you can plug right into a breadboard. It has all the necessary hardware for a DCC decoder, except for the microcontroller.

See also

• RTB_D16 (DCC Decoder)

User Guides

• User Guide - DE (to be done)
• User Guide - EN (to be done)

Hardware

My PCB layout uses SMD footprints with mainly 0603 parts. With some experience handsoldering is good to use.

PCB

• 2-layer PCB, FR4, 1.6mm
• Dimensions: 42mm x 22mm
• VDD voltage: 3.3V, 50mA (optional 5V using a different LDO)
• 18V max DCC voltage
• Railcom transmitter
• Inrush limiter: TPS22810
• H-Bridge: DRV8231

Kicad

Schematic | Layout | Gerber

Dependency

🟡 Requires my Kicad project library RTB_SamacSys in the same directory tree.

Images

This project is intended for hobby use only and is distributed in accordance with the Apache License 2.0 agreement.