Bx hub75
About the Bx hub75 PCB
Bx hub75 is an open source PCB design by shinyblink, published on GitHub under the ISC license. It is a 2-layer board measuring 69.9 × 63.5 mm, with 28 components from 13 distinct parts.
Other key parts include the 74LVC4245A and LD1117S33TR_SOT223. By type, the board carries 16 resistors, 3 ICs, 2 capacitors, 1 connector and 1 jumper.
Main components on the Bx hub75
Bx hub75 bill of materials (BOM)
28 components, 13 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | 74LVC4245A | SOIC-24W_7.5x15.4mm_P1.27mm | U1, U2 |
| 1 | LD1117S33TR_SOT223 | SOT-223-3_TabPin2 | U3 |
| 1 | Barrel_Jack | BarrelJack_Wuerth_6941xx301002 | J2 |
| 1 | HUB75_HEADER | IDC-Header_2x08_P2.54mm_Vertical | CHAIN1 |
| 1 | 25LCxxx | SOIC-8_3.9x4.9mm_P1.27mm | EEPROM1 |
| 1 | EXT_HEADER | PinHeader_1x08_P2.54mm_Vertical | EXT1 |
| 1 | Bx | TinyFPGA_BX | FPGA1 |
| 1 | Jumper_NO_Small | PinHeader_1x02_P2.54mm_Vertical | JP1 |
| 1 | SN65HVD77D | SOIC-8_3.9x4.9mm_P1.27mm | RS485 |
| 1 | 330uF | CP_Elec_6.3x7.7 | C1 |
| 1 | 100uF | CP_Elec_5x5.4 | C2 |
| 2 | 120 | R_1210_3225Metric_Pad1.42x2.65mm_HandSolder | R1, R2 |
| 14 | 33 | R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R3, R4, R5, R6, R7, R8, R9, R10 +6 |
Bx hub75 design files
The KiCad project lives in the shinyblink/ledstream repository on GitHub; these links point at the commit this page was built from.
Bx hub75: common questions
How big is the Bx hub75 PCB?
The Bx hub75 measures 69.9 × 63.5 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Bx hub75?
28 components, from 13 distinct parts. The full bill of materials is listed on this page.
Where can I download the Bx hub75 design files?
From the shinyblink/ledstream repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Bx hub75 design in my own project?
Yes, under the terms of its ISC license, which shinyblink chose for the repository.
