

QPD A2 Quad Cell Adapter
An adapter board to break out a TO-5-8 Quadrant Phototiode to four SMA connectors.
- Size
- 30 × 45.5 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 9
- Nets
- 5
- Pads
- 32
- Tracks, vias
- 18, 0
- Pours
- 1
- Routed
- Yes
- KiCad
- KiCad 7 (file 20221018)
- Created
- 24 Jan 2024
- Updated
- 24 Jan 2024
Overview
QPD A2 Quad Cell Adapter is an open-source printed circuit board by thomabir, from the thomabir/QPD-A2 repository on GitHub, published under the CERN-OHL-W-2.0 licence. It is a 2-layer board of 30 × 45.5 mm with 9 parts on 5 nets, routed with 18 tracks and 0 vias.
Its parts include 4 connectors and 1 diode. It belongs with the interfaces and adapters boards of this library.
Parts
9| Qty | Value | Footprint | References |
|---|---|---|---|
| 4 | MountingHole | MountingHole:MountingHole_3.2mm_M3_DIN965 | H1, H2, H3, H4 |
| 4 | SMA | Connector_Coaxial:SMA_Amphenol_132134_Vertical | J1, J2, J3, J4 |
| 1 | quadrant_photodiode | user_Package_TO_SOT_THT:TO-5-8 OEC GAPQ3000 | D1 |
Questions
How big is the QPD A2 Quad Cell Adapter PCB?
It measures 30 × 45.5 mm and has 2 copper layers, 1.6 mm thick.
What parts does the QPD A2 Quad Cell Adapter use?
9 parts. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the QPD A2 Quad Cell Adapter KiCad files?
From the thomabir/QPD-A2 repository on GitHub, at the commit this page was made from: the board is kicad/QPD-A2 Quad Cell Adapter.kicad_pcb and its schematic kicad/QPD-A2 Quad Cell Adapter.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the QPD A2 Quad Cell Adapter design in my own project?
Its repository publishes it under the CERN-OHL-W-2.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).
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