Modular device base 3x2
janelia-kicad·modular_device_base_3x2
About the Modular device base 3x2 PCB
Modular device base 3x2 is an open source NXP PCB design by janelia-kicad, published on GitHub under the Custom license license. It is a 2-layer board measuring 85.1 × 41.9 mm, with 36 components from 20 distinct parts.
Its main chip is the TEENSY_3.2, from the NXP family. Other key parts include the MAX6817. By type, the board carries 9 diodes, 8 connectors, 6 capacitors, 3 inductors, 1 IC and 1 switch.
From the project
- Repository Information - Description - Images - Schematic - Gerbers - Bill of Materials - PCB Parts - Supplemental Parts - Vendor Parts Lists - Supplemental Documentation - Assembly Instructions
- Repository Information - Description - Images - Schematic - Gerbers - Bill of Materials - PCB Parts - Supplemental Parts - Vendor Parts Lists - Supplemental Documentation - Assembly Instructions
- Name: modular\device\base\3x2 - Version: 1.2 - License: Open-Source Hardware - URL: - Author: Peter Polidoro - Email:** peter@polidoro.io
This board is the base of 3x2 format modular devices. It is a breakout board for the microprocessor, with connections for power, communication, and top boards.

Main components on the Modular device base 3x2
Modular device base 3x2 bill of materials (BOM)
36 components, 20 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | MAX6817 | MAX6817 | U1 |
| 1 | PWR_JACK_2.5x5.5 | DCJACK_2PIN_HIGHCURRENT | P1 |
| 1 | BNC_DOUBLE_RA | BNC_DOUBLE | P2 |
| 2 | HEADER_01X03_SMD_RA | Header_3_Pin_SMD_RA | P3, P5 |
| 2 | HEADER_01X02_SMD_RA | Header_2_Pin_SMD_RA | P4, P6 |
| 1 | HEADER_01X03_RA | Header_3_Pin_RA | P7 |
| 1 | HEADER_01X02_SMD_RA_UNSHR | Header_2_Pin_SMD_RA_UNSHR | P8 |
| 1 | MODULAR_DEVICE_BASE_3x2_FEMALE | MODULAR_DEVICE_BASE_3X2_FEMALE | MDB1 |
| 4 | MNT_HOLE | MOUNTING_HOLE_4-40 | MH1, MH2, MH3, MH4 |
| 1 | CONV_DC_DC_5V_1A | DC_DC_CONV_R78C | REG1 |
| 1 | KT_SWITCH | KT_SWITCH | SW1 |
| 1 | TEENSY_3.2 | TEENSY_3.2 | TEENSY1 |
| 2 | diode_schottky_15V_1A | DO-214BA | D1, D2 |
| 7 | diode_schottky_45V_10A | CFP15 | D3, D4, D5, D6, D7, D8, D9 |
| 1 | LED_5V_RED_RA | LED_555-2XXX | L1 |
| 1 | LED_5V_GRN_RA | LED_555-2XXX | L2 |
| 1 | LED_5V_YEL_RA | LED_555-2XXX | L3 |
| 5 | 10uF | SM1210 | C1, C2, C3, C4, C5 |
| 1 | 0.1uF | SM1210 | C6 |
| 1 | 6.19k | SM1210 | R1 |
Modular device base 3x2 design files
The KiCad project lives in the janelia-kicad/modular_device_base_3x2 repository on GitHub; these links point at the commit this page was built from.
Modular device base 3x2: common questions
What microcontroller does the Modular device base 3x2 use?
The Modular device base 3x2 is built around the TEENSY_3.2, from the NXP family.
How big is the Modular device base 3x2 PCB?
The Modular device base 3x2 measures 85.1 × 41.9 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Modular device base 3x2?
36 components, from 20 distinct parts. The full bill of materials is listed on this page.
Where can I download the Modular device base 3x2 design files?
From the janelia-kicad/modular_device_base_3x2 repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Modular device base 3x2 design in my own project?
It is published under Custom license, which limits how it may be reused; read the license before building on it.
Can I test firmware for the Modular device base 3x2 without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug NXP firmware against it before you order a PCB.
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