OreSat0 +Z End Cap
oresat·oresat-endcaps·oresat0-plusz-end-cap/kicad/oresat0-plusz-end-cap.kicad_pcb
About the OreSat0 +Z End Cap PCB
OreSat0 +Z End Cap is an open source PCB design by oresat, published on GitHub. It is a 2-layer board measuring 105.6 × 105.6 mm, with 41 components from 11 distinct parts.
Other key parts include the LTC4305IGN#PBF and MMC5883MA. By type, the board carries 12 resistors, 8 test points, 8 capacitors, 3 ICs and 1 diode.
It belongs with the rf & radio designs in this gallery.
From the project
OreSat's +/-Z end caps, the PCBs on the very ends of the satellite.
These are the "end cap" PCBs that attach to the +Z and -Z ends of the satellites. Mostly these are to protect the end cards from "space", as well as to hold the magnetometers (two per end cap) as far as away from ferrous stuff as possible. It's also a good place for backup antennas, specifically patch antennas (S band and GPS L1).
- Cutouts for deployable antennas - Double magnetometers. - Single vertical 10mm tall 1.27 mm connector that plugs into the "end card" card. - On the End Cap: Harwin M55-6001242R 12 pin female vertical connector - On the End Card below: Harwin M55-7011242R 12 pin…

Main components on the OreSat0 +Z End Cap
OreSat0 +Z End Cap bill of materials (BOM)
41 components, 11 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LTC4305IGN#PBF LTC4305IGN | 16-SSOP | U1 |
| 2 | MMC5883MA | LGA-16(3X3) | U2, U3 |
| 8 | — | @HOLE0, @HOLE1, @HOLE2, @HOLE3, @HOLE4, @HOLE5, @HOLE6, @HOLE7 | |
| 1 | M55-7011242R J-HARWIN-M55-70X1242R | HARWIN-M55-70X1242R | CF2 |
| 8 | TEST-POINT-LARGE-SQUARE | 1X01 | TP1, TP2, TP3, TP4, TP5, TP6, TP7, TP8 |
| 1 | SML-E12M8WT86 GREEN | LED-0603_529 | D2 |
| 5 | CL10B104KB8NNNL 100n | .0603-B-NOSILK | C1, C2, C3, C7, C10 |
| 3 | GRM188D71A106KA73D 10u | .0603-B-NOSILK | C4, C12, C13 |
| 9 | CRGCQ0603F4K7 4.7k | .0603-B-NOSILK | R1, R3, R4, R5, R6, R7, R8, R9 +1 |
| 1 | CRGCQ0603F2K7 2.7k | .0603-B-NOSILK | R2 |
| 2 | NP | .0603-B-NOSILK | R11, R12 |
OreSat0 +Z End Cap design files
The KiCad project lives in the oresat/oresat-endcaps repository on GitHub; these links point at the commit this page was built from.
OreSat0 +Z End Cap: common questions
How big is the OreSat0 +Z End Cap PCB?
The OreSat0 +Z End Cap measures 105.6 × 105.6 mm, has 2 copper layers and is 1.646 mm thick.
How many components are on the OreSat0 +Z End Cap?
41 components, from 11 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 OreSat0 +Z End Cap design files?
From the oresat/oresat-endcaps 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 OreSat0 +Z End Cap design in my own project?
The repository has no license, so all rights stay with oresat. Use it as a reference, and ask the author before reusing the design.
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