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OtterCastAudioV2

Ottercast·OtterCastAudioV2

OtterCastAudioV2 PCB layout, top view — open source board by Ottercast
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About the OtterCastAudioV2 PCB

OtterCastAudioV2 is an open source PCB design by Ottercast, published on GitHub under the MIT license. It is a 4-layer board measuring 50 × 49.3 mm, with 216 components from 57 distinct parts.

Other key parts include the AllWinner-S3(FBGA-234), C80525, SY8089AAAC, SY6280AAC and SSM2603. By type, the board carries 95 capacitors, 85 resistors, 8 connectors, 8 inductors, 6 ICs and 6 diodes.

It belongs with the audio designs in this gallery.

From the project

OtterCast is an open-source audio streaming device running Linux. Based on a Sochip S3 SoC, featuring a Webinterface, shairport-sync, snapcast, Spotify Connect and pulseaudio sink/source.

OtterCast is an open-source audio streaming device running Linux. Based on a Sochip S3 SoC, featuring a Webinterface, shairport-sync, snapcast, Spotify Connect and pulseaudio sink/source.

~We are currently planning a small batch production run, stay tuned.~ No we are not, sorry

You don't want to wait? You can of course run a small batch on your own! Please have a look into the production folder, a batch size of just 5 (and up to 30) boards is supported by JLC.

OtterCastAudioV2, from the project README
From the project README

Main components on the OtterCastAudioV2

AllWinner-S3(FBGA-234)C80525SY8089AAACSY6280AACSSM2603AP6236

OtterCastAudioV2 bill of materials (BOM)

216 components, 57 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
dnp
AllWinner-S3(FBGA-234)
U1
1
C80525
AXP209(QFN-48)
U3
1
SY8089AAAC
U4
1
SY6280AAC
U5
1
SSM2603
U6
1
AP6236
U7
1
DTA114YKA
Q1
1
C132147
26Mhz TCXO
X1
1
12.288MHZ
12.288Mhz
Y1
1
32.768KHZ
32.768kHz
Y2
1
24MHZ
24MHz
Y3
1
dnp
UART
J1
1
order
SD
J2
1
C165948
USB
J3
1
dnp
OTG
J4
3
PJ-3270
J5, J6, J7
1
49F-1201GYD2NL
J8
1
KH-5220-A56_U.FL
AE1
1
order
Mic
MK1
1
C92589
RST
SW3
Show 37 more
QtyPartRefs
2
LED
D1, D2
1
LED
D3
1
P6SMB6.8CA
D4
2
ESD5302F
D5, D6
3
C1017
FERRET
FB1, FB2, FB3
4
2.2UH
2.2uH
L1, L2, L3, L4
1
2.2UH
2.2nH
L5
26
10U
10u
C1, C4, C6, C14, C16, C17, C19, C20 +18
1
470N
470n
C2
31
100N
100n
C3, C7, C8, C15, C18, C21, C32, C33 +23
6
47U
47u
C5, C10, C11, C42, C43, C45
1
2.2U
2.2u
C9
2
1n
C12, C47
2
1n
C13, C104
5
220P
220p
C46, C50, C53, C70, C71
1
DNP
C49
6
18P
18p
C51, C52, C93, C94, C96, C97
9
10U
10u
C54, C55, C56, C57, C60, C62, C63, C64 +1
2
100U
100u
C67, C68
2
1p
C75, C77
1
10P
10p
C78
5
100
R1, R32, R33, R61, R62
7
22
R2, R15, R34, R54, R76, R77, R81
10
5K1
5k1
R3, R4, R14, R24, R25, R30, R35, R36 +2
10
DNP
R6, R22, R23, R29, R47, R52, R66, R67 +2
22
47K
47k
R7, R8, R9, R10, R11, R12, R13, R18 +14
4
200K
200k
R16, R21, R40, R78
12
2K2
2k2
R17, R28, R37, R41, R48, R49, R50, R51 +4
1
C17477
0R
R27
1
3K3
3k3
R31
1
3K9
3k9
R38
1
680
R43
3
0
R44, R45, R46
2
240
R82, R83
1
10M
R84
1
6K04
6k04
R89
4
51
R90, R91, R92, R93

OtterCastAudioV2 design files

The KiCad project lives in the Ottercast/OtterCastAudioV2 repository on GitHub; these links point at the commit this page was built from.

OtterCastAudioV2: common questions

How big is the OtterCastAudioV2 PCB?

The OtterCastAudioV2 measures 50 × 49.3 mm, has 4 copper layers and is 1.6 mm thick.

How many components are on the OtterCastAudioV2?

216 components, from 57 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 OtterCastAudioV2 design files?

From the Ottercast/OtterCastAudioV2 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 OtterCastAudioV2 design in my own project?

Yes, under the terms of its MIT license, which Ottercast chose for the repository.

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