HardLabs

PiGarage

bryce-builds·PiGarage·Hardware/PiGarage.kicad_pcb

PiGarage PCB layout, top view — open source board by bryce-builds
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About the PiGarage PCB

PiGarage is an open source PCB design by bryce-builds, published on GitHub under the CERN-OHL-S-2.0 license. It is a 2-layer board measuring 65 × 56 mm, with 77 components from 47 distinct parts.

Other key parts include the PCM5122PWR, TPS54560BQDDARQ1, TL431DBZ, AP2112K-3.3 and ADS1115IDGSR. By type, the board carries 33 capacitors, 26 resistors, 6 ICs, 5 connectors, 3 diodes and 2 transistors.

It belongs with the audio, dev boards & breakouts and power & battery designs in this gallery.

From the project

Open-source Raspberry Pi power management and audio HAT for automotive head-unit use

Open-source Raspberry Pi power management and audio HAT for automotive head-unit use.

- 5V 5A Buck Converter (TPS54560BQDDARQ1) — 7-16V input, Pi 5 compatible - I2S DAC (PCM5122PWR) — 112dB SNR, noise-free audio output to external amplifier - ADC (ADS1115) — 16-bit, for steering wheel resistor ladder controls - 4-Channel Optoisolated 12V Sensing — ACC, REV, ILL, AUX via LTV-847S - Safe Shutdown — ACC-triggered power latch with GPIO hold (BCM25), crank ride-through - Battery Protection — UVLO hard cutoff at 12.08V via TL431A comparator - Fan Output — JST SH 1.0mm 2-pin connector (Pi 5 fan…

PiGarage, from the project README
From the project README

Main components on the PiGarage

PCM5122PWRTPS54560BQDDARQ1TL431DBZAP2112K-3.3ADS1115IDGSRLTV-847S

PiGarage bill of materials (BOM)

77 components, 47 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
PCM5122PWR
TPS54560BQDDARQ1
U1
1
TPS54560BQDDARQ1
TL431DBZ
U2
1
TL431DBZ
PCM5122PWR
U3
1
AP2112K-3.3
U4
1
ADS1115IDGSR
U5
1
LTV-847S
U6
1
AO4407A
Q1
1
MMBT3904
Q2
1
Conn_02x03_Odd_Even
J1
1
Conn_02x02_Counter_Clockwise
J2
1
PJ-320B
Luoyang Dishang electronics
J3
1
Conn_02x20_Odd_Even
J4
1
Conn_01x02_Pin
J5
1
SMBJ18CA
D1
1
B560C-13-F
D2
1
BAT54CLT1G
D3
1
600R
FB1
1
C167218
2.2µH
L1
1
C29823
4.7µF
C1
2
100NF
100nF
C2, C25
Show 27 more
QtyPartRefs
1
C15849
1.8nF
C3
1
C96123
8.2pF
C4
1
1.8NF
47µF
C5
1
8.2PF
47µF
C6
1
C15850
47µF
C7
2
C19702
10µF
C8, C18
1
100NF
1µF
C9
1
C15850
100nF
C10
3
100NF
10µF
C11, C20, C22
2
C15850
10µF
C12, C16
4
CC0603KRX7R9BB104
0.1µF
Yageo
C13, C17, C19, C21
2
C23630
2.2µF
C14, C15
2
2.2NF
2.2nF
C23, C24
1
C96123
100nF
C26
7
100nF
C27, C28, C29, C30, C31, C32, C33
1
23.7kΩ
R1
1
80.6kΩ
R2
1
60.4kΩ
R3
1
11.5kΩ
R4
1
0603WAF8452T5E
84.5kΩ
UNI-ROYAL(Uniroyal Elec)
R5
2
0603WAF2202T5E
22kΩ
UNI-ROYAL(Uniroyal Elec)
R6, R12
1
0603WAF1001T5E
1kΩ
UNI-ROYAL(Uniroyal Elec)
R7
1
0603WAF4702T5E
47kΩ
UNI-ROYAL(Uniroyal Elec)
R8
9
0603WAF1002T5E
10kΩ
UNI-ROYAL(Uniroyal Elec)
R9, R15, R16, R17, R18, R23, R24, R25 +1
1
0603WAF1003T5E
100kΩ
UNI-ROYAL(Uniroyal Elec)
R10
5
0603WAF4701T5E
4.7kΩ
UNI-ROYAL(Uniroyal Elec)
R11, R19, R20, R21, R22
2
0603WAF4700T5E
470Ω
UNI-ROYAL(Uniroyal Elec)
R13, R14

PiGarage design files

The KiCad project lives in the bryce-builds/PiGarage repository on GitHub; these links point at the commit this page was built from.

PiGarage: common questions

How big is the PiGarage PCB?

The PiGarage measures 65 × 56 mm, has 2 copper layers and is 1.580794 mm thick.

How many components are on the PiGarage?

77 components, from 47 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 PiGarage design files?

From the bryce-builds/PiGarage 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 PiGarage design in my own project?

Yes, under the terms of its CERN-OHL-S-2.0 license, which bryce-builds chose for the repository.

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