

M3radio
Martlet 3 Avionics
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 61
- Nets
- 116
- Pads
- 326
- Tracks, vias
- 946, 153
- Pours
- 5
- Routed
- Yes
- KiCad
- KiCad 4
- Created
- 24 Nov 2015
- Updated
- 28 Oct 2017
Overview
M3radio is an open-source printed circuit board by cuspaceflight, from the cuspaceflight/m3-avionics repository on GitHub. It is a 2-layer board with 61 parts on 116 nets, routed with 946 tracks and 153 vias.
It is built around the MCP2562-H/P and MAX-7Q. Its parts include 29 capacitors, 9 inductors, 6 ICs, 6 connectors and 5 resistors. It belongs with the STM32 boards of this library.
Main components
2README
README.mdMartlet III Avionics
This repository contains all the avionics for Martlet 3, including system design, documentation, schematics, PCBs, and firmware.
Parts
61| Qty | Value | Footprint | References |
|---|---|---|---|
| 7 | 100n | agg:0402 | C104, C105, C107, C108, C109, C112, C202 |
| 4 | 1uF | agg:0402 | C2, C3, C7, C8 |
| 3 | 100 | agg:0402 | R101, R102, R103 |
| 3 | 6.8nH | agg:0603-L | L204, L205, L206 |
| 3 | 91nH | agg:0402-L | L1, L2, L3 |
| 2 | 100nF | agg:0402 | C1, C113 |
| 2 | 10p | agg:0402 | C101, C102 |
| 2 | 2µ2 | agg:0402 | C110, C111 |
| 2 | COAX | M3radio:U.FL-R-SMT-1 | P101, P201 |
| 2 | ESD_DIODE | agg:0402 | D1, D2 |
| 1 | 1.2pF | agg:0402 | C205 |
| 1 | 10 | agg:0603 | R1 |
| 1 | 100p | agg:0402 | C201 |
| 1 | 100pF | agg:0402 | C5 |
| 1 | 10nF | agg:0402 | C4 |
| 1 | 10pF | agg:0402 | C207 |
| 1 | 110k | agg:0402 | R2 |
| 1 | 120nH | agg:0603-L | L201 |
| 1 | 18nH | agg:0603-L | L202 |
| 1 | 1u | agg:0402 | C6 |
| 1 | 1µ | agg:0402 | C106 |
| 1 | 22nH | agg:0603-L | L203 |
| 1 | 26M | agg:XTAL-20x16 | Y101 |
| 1 | 3.3pF | agg:0402 | C206 |
| 1 | 36pF | agg:0402 | C204 |
| 1 | 3pF | agg:0402 | C203 |
| 1 | 4.7pF | agg:0402 | C208 |
| 1 | 4µ7 | agg:0402 | C103 |
| 1 | EAST BOT | agg:SFML-110-02-L-D-LC | J104 |
| 1 | EAST TOP | agg:TFML-110-02-L-D | J103 |
| 1 | GRN | agg:0603-LED | D102 |
| 1 | MAX-7Q | M3radio:MAX-7Q | IC103 |
| 1 | MCP2562 | agg:DFN-8-EP-MICROCHIP | IC102 |
| 1 | NCP380 | agg:DFN-6-EP-ONSEMI | IC1 |
| 1 | NCP4620 | agg:SC-70-5 | U1 |
| 1 | RED | agg:0603-LED | D101 |
| 1 | STM32F405RxTx | agg:LQFP-64 | IC101 |
| 1 | Si4460 | agg:QFN-20-EP-SI | IC201 |
| 1 | TCXO | agg:TG-5006CG | Y201 |
| 1 | WEST BOT | agg:SFML-110-02-L-D-LC | J102 |
| 1 | WEST TOP | agg:TFML-110-02-L-D | J101 |
Questions
What parts does the M3radio use?
61 parts, built around the MCP2562-H/P and MAX-7Q. 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 M3radio KiCad files?
From the cuspaceflight/m3-avionics repository on GitHub, at the commit this page was made from: the board is m3radio/pcb_r1/m3radio.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the M3radio design in my own project?
Its repository states no licence, so its author keeps all rights: ask cuspaceflight before reusing the design.
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