Motor Joint Splitter V2 backup
biomimetics·MRIRobot_PCB·Motor_Joint_Splitter_V2/Motor_Joint_Splitter_V2_backup.kicad_pcb
About the Motor Joint Splitter V2 backup PCB
Motor Joint Splitter V2 backup is an open source PCB design by biomimetics, published on GitHub. It is a 2-layer board measuring 40 × 40 mm, with 15 components from 8 distinct parts.
Other key parts include the 74ACT244MTCX. By type, the board carries 6 resistors, 4 connectors, 4 diodes and 1 IC.
It belongs with the robotics & motion designs in this gallery.
From the project
PC boards for MRI robogt control, specifically for STM32 motherboard
MainPCB (holds STM32 Nucleo 446RE and FPGA for encoder reading)
PowerPCB (switches for enabling individual ultrasonic motors, +24V in connector, master power switch))
MotorJoint_Splitter (mounted on robot arm)
* Motor Joint Splitter V3 (mounted next to each actuator)
Motorreroute (at motor controller. Splits Tekcelo control signal to use ethernet for a pair of encoders, and 3 wire sin/cos/gnd cable for 250V )

Main components on the Motor Joint Splitter V2 backup
Motor Joint Splitter V2 backup bill of materials (BOM)
15 components, 8 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 74ACT244MTCX | SOP65P640X120-20N | U1 |
| 1 | Conn_01x08 | JST_XH_B8B-XH-A_1x08_P2.50mm_Vertical | J1 |
| 1 | 26605030 54602-908LF | AMPHENOL_54602-908LF | J2 |
| 1 | 26605030 | CONN_SDA-41792_M450_03_MOL | J4 |
| 1 | ETHERNET_54602-908LF Conn_01x05 | JST_EH_B5B-EH-A_1x05_P2.50mm_Vertical | J7 |
| 1 | H5VHD3BC hongjiacheng | D_SOD-323 | D4 |
| 3 | BAT54SDW | SOT-363_SC-70-6 | D5, D6, D7 |
| 6 | 120Ω UNI-ROYAL(Uniroyal Elec) | R_0805 | R13, R14, R15, R16, R17, R19 |
Motor Joint Splitter V2 backup design files
The KiCad project lives in the biomimetics/MRIRobot_PCB repository on GitHub; these links point at the commit this page was built from.
Motor Joint Splitter V2 backup: common questions
How big is the Motor Joint Splitter V2 backup PCB?
The Motor Joint Splitter V2 backup measures 40 × 40 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Motor Joint Splitter V2 backup?
15 components, from 8 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Motor Joint Splitter V2 backup design files?
From the biomimetics/MRIRobot_PCB repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the Motor Joint Splitter V2 backup design in my own project?
The repository has no license, so all rights stay with biomimetics. Use it as a reference, and ask the author before reusing the design.
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