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RP2350B QFN-80 Minimal Design Example

ItsShadowCone·tmfl·hardware/rp2350-sample/RP2350_80QFN_minimal.kicad_pcb

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

RP2350B QFN-80 Minimal Design Example is an open source RP2040/RP2350 PCB design by ItsShadowCone, published on GitHub. 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.

Main components on the RP2350B QFN-80 Minimal Design Example

RP2350_80QFNNCP1117-3.3_SOT223W25Q128JVS

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

45 components, 21 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
RP2350_80QFN
U1
1
NCP1117-3.3_SOT223
U2
1
W25Q128JVS
U3
1
DNF
U4
1
ABM8-272-T3
Y1
1
USB_B_Micro
J1
2
Conn_02x26_Odd_Even
J2, J3
1
SM03B-SRSS-TB
J4
2
SW_Push
SW1, SW2
1
3.3u
L1
3
10u
C1, C5, C19
12
100n
C2, C8, C11, C12, C13, C14, C15, C16 +4
2
15p
C3, C4
2
4.7u
C6, C7
2
4.7u
C9, C10
1
DNF
C22
4
DNF
R1, R9, R11, R13
3
1k
R2, R4, R6
1
33
R3
2
27
R7, R8
Show 1 more
QtyPartRefs
1
0
R10

RP2350B QFN-80 Minimal Design Example design files

The KiCad project lives in the ItsShadowCone/tmfl 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, 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 RP2350B QFN-80 Minimal Design Example design files?

From the ItsShadowCone/tmfl repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.

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

The repository has no license, so all rights stay with ItsShadowCone. Use it as a reference, and ask the author before reusing the design.

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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