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Heizung Pünterswis - pcb dezentral

petermaerki·puenterswis_heizung_2023_git·hardware_dezentral/pcb_kicad/pcb_dezentral.kicad_pcb

Heizung Pünterswis - pcb dezentral layout, top view — open source RP2040/RP2350 board by petermaerki

About the Heizung Pünterswis - pcb dezentral

Heizung Pünterswis - pcb dezentral is an open source RP2040/RP2350 PCB design by petermaerki, published on GitHub. It is a 2-layer board measuring 55 × 73.5 mm, with 92 components from 34 distinct parts.

Its main chip is the RP2040, from the RP2040/RP2350 family. Other key parts include the SP3485EN-L, AOZ1282CI, AMS1117-3.3 and W25Q128JVS. By type, the board carries 30 diodes, 28 resistors, 23 capacitors, 5 ICs, 2 switches and 1 transistor.

From the project

Puenterswis Heizungsersatz, Steuerung Anlage mit Oekofen Kaskade Pellematic Maxi PESK

Main components on the Heizung Pünterswis - pcb dezentral

SP3485EN-LAOZ1282CIRP2040AMS1117-3.3W25Q128JVS

Heizung Pünterswis - pcb dezentral bill of materials (BOM)

92 components, 34 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
SP3485EN-L
SP3485EN-L/TR
U1
1
AOZ1282CI
U2
1
RP2040
U901
1
AMS1117-3.3
U902
1
W25Q128JVS
U903
1
AO3400A
Q1
1
CRYSTAL_GND24_SMALL
Crystal_GND24_Small
Y901
1
USB_C_RECEPTACLE_USB2.0
USB_C_Receptacle_USB2.0
J901
1
DIP_SWITCH_SPST16
dip_switch_SPST16
SW1
1
SW_MEC_5E
SW901
21
C8598
B5819W SL
D1, D2, D3, D4, D5, D6, D7, D8 +13
1
C2286
LED RED
D17
2
C2290
LED WHITE
D18, D28
3
SMBJ6.5CA
D21, D22, D23
1
SMBJ30CA
D26
1
C189307
LED BLUE
D27
1
C2297
LED GREEN
D901
1
22UH
22uH
L1
1
C2897622
4u7 50V
C1
5
C49678
100n 50V
C2, C3, C5, C6, C7
Show 14 more
QtyPartRefs
1
C15850
10u 25V
C4
2
10U
10u
C901, C902
10
100N
100n
C903, C904, C907, C908, C911, C912, C913, C914 +2
2
1u
C905, C906
2
30P
30p
C909, C910
10
4K7
4k7
R1, R2, R3, R4, R5, R6, R7, R8 +2
1
470
R9
5
10K
10k
R10, R13, R18, R19, R907
1
100K
100k
R11
1
56K
56k
R12
4
470R
R15, R16, R20, R905
2
5.1K
R901, R902
2
27R
R903, R904
2
1k
R906, R908

Heizung Pünterswis - pcb dezentral design files

The KiCad project lives in the petermaerki/puenterswis_heizung_2023_git repository on GitHub; these links point at the commit this page was built from.

Heizung Pünterswis - pcb dezentral: common questions

What microcontroller does the Heizung Pünterswis - pcb dezentral use?

The Heizung Pünterswis - pcb dezentral is built around the RP2040, from the RP2040/RP2350 family.

How big is the Heizung Pünterswis - pcb dezentral?

The Heizung Pünterswis - pcb dezentral measures 55 × 73.5 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Heizung Pünterswis - pcb dezentral?

92 components, from 34 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 Heizung Pünterswis - pcb dezentral design files?

From the petermaerki/puenterswis_heizung_2023_git 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 Heizung Pünterswis - pcb dezentral design in my own project?

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

Can I test firmware for the Heizung Pünterswis - pcb dezentral 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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