

Synchro power4
Power distribution PCB for Synchro Drive PCB's.
- Size
- 100 × 100 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 26
- Nets
- 27
- Pads
- 155
- Tracks, vias
- 340, 57
- Routed
- Yes
- KiCad
- KiCad 3
- Created
- 25 Feb 2014
- Updated
- 26 Feb 2014
Overview
Synchro power4 is an open-source printed circuit board by waynegramlich, from the waynegramlich/synchro_drive_power_pcb repository on GitHub. It is a 2-layer board of 100 × 100 mm with 26 parts on 27 nets, routed with 340 tracks and 57 vias.
Its parts include 2 resistors and 1 connector.
README
README.mdsynchro_drive_power_pcb
This boad can provide power distribution for up to 4 Synchro Drive Motor PCB's.
Revision A
Connectors N9, N10, N11, and N12 are 26 pin ribbon cable connectors that provide:
-
Motor power
-
Logic power
-
CAN bus daisy chain
-
2 Selection lines (Front/Back, Left/Right)
Connector N1 is used to provide 7.2V (i.e. RC battery pack voltage) for logic power. Connector N2 is conneceted to a DPDT switch to turn logic power on and off.
Connectors N3 through N7 provicde a chain of connectors for:
-
2 12 Volt batters for a total of 24 Volts
-
A DPDT connection to turn motor power on and off
-
2 emergency stop connection that will disable motor power only.
Connectors N8 and N13 are MakerBus connectors that can be connected to other MakerBus modules.
Jumper J1 can be used to terminate the CAN bus at N13.
There are 6 test points:
-
2 for logic power/ground.
-
2 for motor power/ground.
-
2 for an extra termination resistor.
There are 4 5mm mounting holes that are on an 80mm by 80mm square.
Parts
26| Qty | Value | Footprint | References |
|---|---|---|---|
| 4 | M5.0_#10_HOLE | Synchro_Power4_Rev_A:M5.0_#10_HOLE | H1, H2, H3, H4 |
| 2 | 120 | Synchro_Power4_Rev_A:RES_10MM | R1, R2 |
| 1 | 12V_BAT1 | Synchro_Power4_Rev_A:TERM_BLOCK_HEADER_2 | N7 |
| 1 | 12V_BAT2 | Synchro_Power4_Rev_A:TERM_BLOCK_HEADER_2 | N6 |
| 1 | 7.2V_BAT | Synchro_Power4_Rev_A:TERM_BLOCK_HEADER_2 | N2 |
| 1 | BACK_LEFT | Synchro_Power4_Rev_A:OMRON_X4GA_2632 | N11 |
| 1 | BACK_RIGHT | Synchro_Power4_Rev_A:OMRON_X4GA_2632 | N12 |
| 1 | ESTOP1 | Synchro_Power4_Rev_A:TERM_BLOCK_HEADER_2 | N4 |
| 1 | ESTOP2 | Synchro_Power4_Rev_A:TERM_BLOCK_HEADER_2 | N3 |
| 1 | FRONT_LEFT | Synchro_Power4_Rev_A:OMRON_X4GA_2632 | N9 |
| 1 | FRONT_RIGHT | Synchro_Power4_Rev_A:OMRON_X4GA_2632 | N10 |
| 1 | LGND | Synchro_Power4_Rev_A:TEST_POINT | TP4 |
| 1 | LPWR | Synchro_Power4_Rev_A:TEST_POINT | TP1 |
| 1 | LPWR_SW | Synchro_Power4_Rev_A:TERM_BLOCK_HEADER_2 | N1 |
| 1 | MB_MASTER_BACK | Synchro_Power4_Rev_A:HEADER_2X5_SHROUDED | N13 |
| 1 | MB_MASTER_FRONT | Synchro_Power4_Rev_A:HEADER_2X5_SHROUDED | N8 |
| 1 | MB_TERMINATE | Synchro_Power4_Rev_A:Pin_Header_Straight_1x03 | J1 |
| 1 | MGND | Synchro_Power4_Rev_A:TEST_POINT | TP3 |
| 1 | MPWR | Synchro_Power4_Rev_A:TEST_POINT | TP2 |
| 1 | MPWR_SW | Synchro_Power4_Rev_A:TERM_BLOCK_HEADER_2 | N5 |
| 1 | TERM1 | Synchro_Power4_Rev_A:TEST_POINT | TP5 |
| 1 | TERM2 | Synchro_Power4_Rev_A:TEST_POINT | TP6 |
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Questions
How big is the Synchro power4 PCB?
It measures 100 × 100 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Synchro power4 use?
26 parts. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the Synchro power4 KiCad files?
From the waynegramlich/synchro_drive_power_pcb repository on GitHub, at the commit this page was made from: the board is rev_a/synchro_power4.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Synchro power4 design in my own project?
Its repository states no licence, so its author keeps all rights: ask waynegramlich before reusing the design.