Desktop 50 Pin TopConn
About the Desktop 50 Pin TopConn PCB
Desktop 50 Pin TopConn is an open source PCB design by daniel-ayers, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 93.7 × 82.6 mm, with 97 components from 29 distinct parts.
Other key parts include the C7155, C14791, C74214, C7042 and C5605. By type, the board carries 54 resistors, 16 capacitors, 9 ICs, 9 connectors, 4 diodes and 2 fuses.
From the project
Snapshot of BlueSCSI/BlueSCSI-v2 for evidential purposes. Not updated.
Main components on the Desktop 50 Pin TopConn
Desktop 50 Pin TopConn bill of materials (BOM)
97 components, 29 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | C7155 SN74CBTD3384 | TSSOP-24_4.4x7.8mm_P0.65mm | U1, U2 |
| 1 | C14791 AMS1117-2.85 | SOT-223-3_TabPin2 | U3 |
| 2 | C74214 LVT245 | TSSOP-20_4.4x6.5mm_P0.65mm | U4, U9 |
| 3 | C7042 LVT125 | TSSOP-14_4.4x5mm_P0.65mm | U5, U6, U7 |
| 1 | C5605 74HC14 | SO-14_3.9x8.65mm_P1.27mm | U8 |
| 2 | Conn_01x03_Male | PinHeader_1x03_P2.54mm_Vertical | J1, J5 |
| 1 | Conn_02x25_Odd_Even | PinHeader_2x25_P2.54mm_Horizontal | J2 |
| 1 | BergFloppy | BergFloppy_RightAngle | J3 |
| 1 | SW | PinHeader_2x02_P2.54mm_Vertical | J4 |
| 2 | Conn_01x02_Male | PinHeader_1x02_P2.54mm_Vertical | J6, J9 |
| 1 | TERM_BCKF | PinHeader_1x02_P2.54mm_Vertical | J7 |
| 1 | EPWR | PinHeader_1x02_P2.54mm_Vertical | J8 |
| 2 | C883111 Polyfuse | Fuse_0805_2012Metric_Pad1.15x1.40mm_HandSolder | F2, F3 |
| 1 | Pico_Footprint | BluePillModule | RP1 |
| 1 | C428452 SOFNG_SD-001 | SOFNG_SD-001 | SD1 |
| 1 | C318884 SW_MEC_5E | TS-1187A-B-A-B | SW1 |
| 2 | C2480 D | D_SMA | D1, D2 |
| 1 | C72041 LED | LED_0603_1608Metric_Pad1.05x0.95mm_HandSolder | D3 |
| 1 | C2290 LED | LED_0603_1608Metric_Pad1.05x0.95mm_HandSolder | D4 |
| 3 | C28233 0.1uF | C_0805_2012Metric_Pad1.15x1.40mm_HandSolder | C1, C2, C5 |
Show 9 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | C5672 20uF | C_1206_3216Metric_Pad1.42x1.75mm_HandSolder | C3, C4 |
| 3 | C1779 4.7uF | C_0805_2012Metric_Pad1.15x1.40mm_HandSolder | C6, C7, C12 |
| 5 | C28233 0.1uF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C8, C9, C11, C13, C14 |
| 3 | C1779 4.7uF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C10, C15, C16 |
| 18 | C141676 R | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R1, R2, R3, R4, R5, R6, R7, R8 +10 |
| 23 | C11702 1k | R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R11, R12, R13, R14, R15, R16, R17, R18 +15 |
| 7 | C21190 1k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R23, R24, R25, R26, R27, R28, R29 |
| 2 | C25117 470 | R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R30, R57 |
| 4 | C23162 4.7k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R31, R32, R41, R56 |
Desktop 50 Pin TopConn design files
The KiCad project lives in the daniel-ayers/BlueSCSI-v2 repository on GitHub; these links point at the commit this page was built from.
Desktop 50 Pin TopConn: common questions
How big is the Desktop 50 Pin TopConn PCB?
The Desktop 50 Pin TopConn measures 93.7 × 82.6 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Desktop 50 Pin TopConn?
97 components, from 29 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 Desktop 50 Pin TopConn design files?
From the daniel-ayers/BlueSCSI-v2 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 Desktop 50 Pin TopConn design in my own project?
Yes, under the terms of its GPL-3.0 license, which daniel-ayers chose for the repository.
