Oresat c3
About the Oresat c3 PCB
Oresat c3 is an open source PCB design by SkCubeSat, published on GitHub. It is a 4-layer board measuring 90.2 × 95.9 mm, with 128 components from 50 distinct parts.
Other key parts include the OSD3358-512M-ISM, MR20H40CDF, LTC4300A-1IMS8#TRPBF, RCLAMP0504FBTCT and IS21ES08GA-JCLI-TR. By type, the board carries 44 resistors, 34 capacitors, 17 test points, 13 ICs, 7 connectors and 7 diodes.
From the project
Repo for RADSAT-SK OBC flight board
Main components on the Oresat c3
Oresat c3 bill of materials (BOM)
128 components, 50 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | OSD3358-512M-ISM | U-Octavo-OSD335X-BGA-256 | U1 |
| 1 | MR20H40CDF Everspin Technologies | SON127P500X600X90-9N | U2 |
| 2 | LTC4300A-1IMS8#TRPBF LTC4300A-1 | LINEAR-MSOP-8-AND-MAXIM-UMAX-8-21-0036 | U3, U37 |
| 3 | RCLAMP0504FBTCT RCLAMP0504FB | SOT-363_SC-70-6 | U4, U11, U12 |
| 1 | IS21ES08GA-JCLI-TR EMMC+RESET+5.1-COMPATIBLE-BA | BGA-153(11.5X13)(EMMC-BA) | U9 |
| 1 | SN74AUC1G07DCKR | SOT-353_SC-70-5 | U10 |
| 1 | TLVH431BMDBZREP TLVH431 | SOT-23 | U14 |
| 1 | RV-3028-C7 32.768KHZ 1PPM-TA-QC RV-3028-C7 | RV3028C732768KHZ1PPMTAQC | U24 |
| 1 | FM24CL64B-GTR | SOIC-8_3.9x4.9mm_P1.27mm | U30 |
| 1 | TCAN330GDCNR | SOT-23-8 | U39 |
| 1 | NTR4101PT1H NTR4101P | SOT-23 | Q1 |
| 1 | SI7106DN-T1-GE3 | SIS862DNT1GE3 | Q2 |
| 1 | PMBT2907A,235 MMBT2907 | SOT-23 | Q6 |
| 1 | ECS-240-12-30BQ-AEN-TR | CRYSTAL-5X3.2-4SMD | Y1 |
| 1 | ABS07-32.768KHZ-T | CRYSTAL_3.2X1.5 | Y2 |
| 2 | ESQ-126-39-G-D Conn_02x26_Odd_Even | RHDR52W64P254_2X26_6654X495X1135P | J1, J2 |
| 1 | TSW-103-25-F-S-RA Conn_01x03 | PinHeader_1x03_P2.54mm_Horizontal | J3 |
| 1 | TSW-105-25-F-S-RA Conn_01x05 | PinHeader_1x05_P2.54mm_Horizontal | J4 |
| 1 | DM3BT-DSF-PEJS | J-Hirose-DM3BT-DSF-PEJS | J5 |
| 1 | M20-8890245 Conn_01x02 | M20-8890245 | J6 |
Show 30 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 2-1734592-0 | J-TE-2-1734592-0 | J7 |
| 2 | TestPoint-MinTH | TestPoint-0.75mm-th | TP6, TP163 |
| 15 | Test-Point | TestPoint-0.75mm-th | TP9, TP10, TP59, TP73, TP74, TP75, TP78, TP79 +7 |
| 4 | BLUE | LED_0603_1608Metric | D4, D5, D6, D7 |
| 2 | GREEN | LED_0603_1608Metric | D8, D12 |
| 1 | 1N4151WS-G3-08 1N4151WS | D_SOD-323 | D10 |
| 1 | BLM18KG300JH1D | L_0603_1608Metric | FB1 |
| 1 | GCJ188R71C104KA01D 0.1u | C_0603_1608Metric | C1 |
| 1 | GRT188R61C106KE13D 10u | C_0603_1608Metric | C2 |
| 5 | CL10B103KO8WPNC 10n | C_0603_1608Metric | C3, C4, C5, C6, C131 |
| 2 | GRT21BR61C106KE01L 10u | C_0805_2012Metric | C16, C25 |
| 9 | GCJ188R71C104KA01D 100n | C_0603_1608Metric | C17, C30, C32, C33, C56, C65, C78, C116 +1 |
| 6 | GCM188R71C105KA64D 1u | C_0603_1608Metric | C19, C20, C21, C22, C23, C24 |
| 2 | C0603C100K4RACAUTO 10p | C_0603_1608Metric | C26, C27 |
| 2 | GCM1885C1H180JA16D 18p | C_0603_1608Metric | C28, C29 |
| 1 | GCM188R71H102KA37D 1n | C_0603_1608Metric | C31 |
| 4 | GCM32ER71C226KE19L 22u | C_1210_3225Metric | C34, C35, C36, C93 |
| 1 | GRT32ER60J107ME13L 100u | C_1210_3225Metric | C115 |
| 28 | RMCA0603FT10K0-HP 10k | R_0603_1608Metric | R1, R4, R5, R7, R8, R26, R27, R42 +20 |
| 1 | RMCA0603FT10R0-HP 10 | R_0603_1608Metric | R2 |
| 1 | RMCA0603FT120R-HP 120 | R_0603_1608Metric | R3 |
| 1 | RMCA0603FT20K0-HP 20k | R_0603_1608Metric | R6 |
| 1 | NP | R_0603_1608Metric | R46 |
| 1 | RMCA0603FT1M00-HP 1M | R_0603_1608Metric | R47 |
| 1 | RMCA0603FT499R-HP 499 | R_0603_1608Metric | R55 |
| 1 | 560112116003 40.2k | R_0603_1608Metric | R56 |
| 1 | RMCA0603FT150R-HP 150 | R_0603_1608Metric | R67 |
| 2 | RMCA0603FT4K70-HP 4.7k | R_0603_1608Metric | R68, R80 |
| 3 | EXB-A10P473J 10k | Panasonic_Resistor_Array_EXBA10 | R69, R70, R71 |
| 3 | EXB-A10P473J 47k | Panasonic_Resistor_Array_EXBA10 | R72, R73, R74 |
Oresat c3 design files
The KiCad project lives in the SkCubeSat/radsat-v1 repository on GitHub; these links point at the commit this page was built from.
Oresat c3: common questions
How big is the Oresat c3 PCB?
The Oresat c3 measures 90.2 × 95.9 mm, has 4 copper layers and is 1.7693 mm thick.
How many components are on the Oresat c3?
128 components, from 50 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 Oresat c3 design files?
From the SkCubeSat/radsat-v1 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 Oresat c3 design in my own project?
The repository has no license, so all rights stay with SkCubeSat. Use it as a reference, and ask the author before reusing the design.
