HardLabs

USB

intergalaktik·Extension_Boards_for_Olimex_GateMate·USB/USB.kicad_pcb

USB PCB layout, top view — open source board by intergalaktik

About the USB PCB

USB is an open source PCB design by intergalaktik, published on GitHub under the Custom license license. It is a 4-layer board measuring 36.9 × 37.9 mm, with 38 components from 16 distinct parts.

Other key parts include the TXS0202YZPR, NCV8730ASN330T1G and TLV61222. By type, the board carries 13 resistors, 12 diodes, 4 ICs, 4 capacitors, 1 connector and 1 fuse.

From the project

Simple extension boards for Olimex GateMate FPGA Board

- [x] Schematic - [x] PCB - [x] order PCB - [ ] assemble PCB - [ ] design confirmed working

- [x] Schematic - [x] PCB - [x] order PCB - [x] assemble PCB - [ ] design confirmed working

- [x] Schematic - [x] PCB - [x] order PCB - [x] assemble PCB - [x] design confirmed working *

3V3 volt is not connected on PMOD side - wire can fix that. Once PINS A8 and B8 are set to 0 - PMOD side does the blinks on all pins Checked with 64x64 LED panel and it works * LEvel shifting for aoutput may not be needed - and for input could be done cheaper -…

USB, from the project README
From the project README

Main components on the USB

TXS0202YZPRNCV8730ASN330T1GTLV61222

USB bill of materials (BOM)

38 components, 16 distinct parts.

QtyPartRefs
2
TXS0202YZPR
IC1, IC3
1
NCV8730ASN330T1G
IC2
1
TLV61222
U1
1
MISC1
J1
1
MF-NSMF075-2
PPTC 0.75A
F1
2
USB_A
US1, US2
6
1N914
D1, D2, D4, D8, D9, D11
2
1N4148WS
1N914
D3, D10
4
BZT52C3V6S
3.6V
D5, D7, D12, D14
1
4.7uH
L2
2
10uF
C1, C2
2
1u
C3, C4
4
1.1k
R1, R3, R7, R9
4
15k
R2, R4, R8, R10
4
AC0603JR-0727RL
27
R5, R6, R11, R12
1
RC0603FR-071K1L
10K
R14

USB design files

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

USB: common questions

How big is the USB PCB?

The USB measures 36.9 × 37.9 mm, has 4 copper layers and is 1.6 mm thick.

How many components are on the USB?

38 components, from 16 distinct parts. The full bill of materials is listed on this page.

Where can I download the USB design files?

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

Can I use the USB design in my own project?

It is published under Custom license, which limits how it may be reused; read the license before building on it.

More boards in Extension_Boards_for_Olimex_GateMate