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Usbc synth psu

mattvenn·usbc-synth-psu

Usbc synth psu PCB layout, top view — open source board by mattvenn
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About the Usbc synth psu PCB

Usbc synth psu is an open source PCB design by mattvenn, published on GitHub. It is a 2-layer board measuring 95 × 35 mm, with 75 components from 25 distinct parts.

Other key parts include the STUSB4500QTR and TPS562200. By type, the board carries 29 capacitors, 22 resistors, 10 connectors, 5 ICs, 4 diodes and 4 inductors.

It belongs with the audio and power & battery designs in this gallery.

From the project

uses STUSB4500 to negotiate 12v or 15v from a USBC power bank uses 4 DC/DC switchers to supply 12, 9, 5 and 3v outputs for my various synths resistors can be changed to set different output voltage JP1 can be bridged and 12v DC/DC components not placed if power bank can supply 12

uses STUSB4500 to negotiate 12v or 15v from a USBC power bank uses 4 DC/DC switchers to supply 12, 9, 5 and 3v outputs for my various synths resistors can be changed to set different output voltage JP1 can be bridged and 12v DC/DC components not placed if power bank can supply 12v.

For build notes, problems and fixes, please check the project log

* hole size is 5.3mm, should be 6 for M5 - fixed in PCB, not in gerbers

Usbc synth psu, from the project README
From the project README

Main components on the Usbc synth psu

STUSB4500QTRTPS562200

Usbc synth psu bill of materials (BOM)

75 components, 25 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
STUSB4500QTR
ST
U1
4
TPS562200
TPS56339
Texas Instruments
U2, U3, U4, U5
1
Q_PMOS_DSG
ST
Q1
1
CONN_01X03_MALE
Conn_01x03_Male
J1
1
USB_C_RECEPTACLE_16PIN
USB_C_Receptacle_16pin
J2
8
CONN_01X02_MALE
Conn_01x02_Male
Molex
J3, J4, J5, J6, J7, J8, J9, J10
4
LED
Kingbright
D1, D2, D3, D4
4
6.8UH
6.8uH
Vishay
L1, L2, L3, L4
3
1UF
1uF
Kemet
C1, C2, C3
9
100N
100n
Kemet
C4, C17, C18, C19, C20, C21, C22, C23 +1
8
10u 25v
Multicomp
C5, C7, C8, C9, C13, C14, C15, C16
8
22u 16v
Kemet
C6, C10, C11, C12, C25, C26, C27, C28
1
100uf 25v
Panasonic
C29
3
100K
100k
Multicomp
R1, R3, R10
2
1k
Multicomp
R2, R6
1
22K
22k
Multicomp
R4
2
100R
100r
Multicomp
R5, R18
1
140K
140k
Multicomp
R7
4
10K
10k
Multicomp
R8, R11, R13, R15
1
660R
660r
Multicomp
R9
Show 5 more
QtyPartRefs
1
51K
51k
Multicomp
R12
1
27.4K
27.4k
Multicomp
R14
1
470R
470r
Multicomp
R16
1
200R
200r
Multicomp
R17
4
30R
Multicomp
R19, R20, R21, R22

Usbc synth psu design files

The KiCad project lives in the mattvenn/usbc-synth-psu repository on GitHub; these links point at the commit this page was built from.

Usbc synth psu: common questions

How big is the Usbc synth psu PCB?

The Usbc synth psu measures 95 × 35 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Usbc synth psu?

75 components, from 25 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 Usbc synth psu design files?

From the mattvenn/usbc-synth-psu repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.

Can I use the Usbc synth psu design in my own project?

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

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