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RP2350B QFN-80 Minimal Design Example

wang-edward·ledaw·hardware/RP2350_80QFN_minimal/RP2350_80QFN_minimal.kicad_pcb

RP2350B QFN-80 Minimal Design Example PCB layout, top view — open source RP2040/RP2350 board by wang-edward

About the RP2350B QFN-80 Minimal Design Example PCB

RP2350B QFN-80 Minimal Design Example is an open source RP2040/RP2350 PCB design by wang-edward, published on GitHub under the MIT license. It is a 2-layer board measuring 52 × 71.5 mm, with 45 components from 21 distinct parts.

Its main chip is the RP2350_80QFN, from the RP2040/RP2350 family. Other key parts include the NCP1117-3.3_SOT223 and W25Q128JVS. By type, the board carries 22 capacitors, 11 resistors, 4 ICs, 4 connectors, 2 switches and 1 crystal.

From the project

Le DAW!!!

see firmware/README.md for flashing the rp2350.

RP2350B QFN-80 Minimal Design Example, from the project README
From the project README

Main components on the RP2350B QFN-80 Minimal Design Example

NCP1117-3.3_SOT223W25Q128JVSRP2350_80QFN

RP2350B QFN-80 Minimal Design Example bill of materials (BOM)

45 components, 21 distinct parts.

QtyPartRefs
1
NCP1117-3.3_SOT223
U301
1
W25Q128JVS
U302
1
RP2350_80QFN
U303
1
DNF
U304
1
ABM8-272-T3
Y301
1
USB_B_Micro
J301
2
Conn_02x26_Odd_Even
J302, J303
1
SM03B-SRSS-TB
J304
2
SW_Push
SW301, SW302
1
3.3u
L301
3
10u
C301, C302, C319
12
100n
C303, C305, C306, C307, C308, C309, C310, C311 +4
2
4.7u
C304, C315
2
4.7u
C316, C317
1
DNF
C320
2
15p
C321, C322
1
33
R301
2
27
R302, R303
4
DNF
R304, R305, R309, R310
3
1k
R306, R308, R311
Show 1 more
QtyPartRefs
1
0
R307

RP2350B QFN-80 Minimal Design Example design files

The KiCad project lives in the wang-edward/ledaw repository on GitHub; these links point at the commit this page was built from.

RP2350B QFN-80 Minimal Design Example: common questions

What microcontroller does the RP2350B QFN-80 Minimal Design Example use?

The RP2350B QFN-80 Minimal Design Example is built around the RP2350_80QFN, from the RP2040/RP2350 family.

How big is the RP2350B QFN-80 Minimal Design Example PCB?

The RP2350B QFN-80 Minimal Design Example measures 52 × 71.5 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the RP2350B QFN-80 Minimal Design Example?

45 components, from 21 distinct parts. The full bill of materials is listed on this page.

Where can I download the RP2350B QFN-80 Minimal Design Example design files?

From the wang-edward/ledaw repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the RP2350B QFN-80 Minimal Design Example design in my own project?

Yes, under the terms of its MIT license, which wang-edward chose for the repository.

Can I test firmware for the RP2350B QFN-80 Minimal Design Example without the hardware?

Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug RP2040/RP2350 firmware against it before you order a PCB.

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