1U EPS Design
About the 1U EPS Design PCB
1U EPS Design is an open source PCB design by Patricknmaina, published on GitHub. It is a 2-layer board measuring 80.5 × 80.5 mm, with 57 components from 38 distinct parts.
Other key parts include the DW06D, ACS712xLCTR-05B, AMS1117-3.3, TP4056-42-ESOP8 and MT3608. By type, the board carries 17 resistors, 12 capacitors, 9 diodes, 7 connectors, 6 ICs and 3 switches.
It belongs with the science & space designs in this gallery.
From the project
Electrical Power Subsystem design for a 1U CubeSat, following the BIRDS-X Design structure
Main components on the 1U EPS Design
1U EPS Design bill of materials (BOM)
57 components, 38 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | DW06D | DW06D_SFE | IC2 |
| 2 | ACS712xLCTR-05B | SOIC-8_3.9x4.9mm_P1.27mm | U1, U4 |
| 1 | AMS1117-3.3 | SOT-223-3_TabPin2 | U5 |
| 1 | TP4056-42-ESOP8 | SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm_ThermalVias | U6 |
| 1 | MT3608 | SOT-23-6 | U7 |
| 1 | Solar_Panel_1 | JST_XH_S2B-XH-A_1x02_P2.50mm_Horizontal | J1 |
| 1 | Solar_Panel_2 | JST_XH_S2B-XH-A_1x02_P2.50mm_Horizontal | J2 |
| 1 | USB_B_Micro | USB_Micro-B_Wuerth_629105150521 | J3 |
| 1 | Conn_02x20_Odd_Even | PinSocket_2x20_P2.54mm_Vertical | J5 |
| 1 | Conn_01x02_Pin | PinHeader_1x02_P2.54mm_Vertical | J8 |
| 1 | Release Detection | PinHeader_1x02_P2.54mm_Vertical | J9 |
| 1 | USB_C_Receptacle_USB2.0_16P | USB_C_Receptacle_HRO_TYPE-C-31-M-12 | J10 |
| 2 | 1043 | BAT_1043 | BT1, BT2 |
| 1 | SS-12D10L3 USB-Solar Toggle | SS12D10L3 | S1 |
| 2 | SS-12D10L3 Power Switch | SS12D10L3 | S3, S4 |
| 2 | DFLS130L-7 | DIO_DFLS130L-7 | D1, D2 |
| 4 | LED | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D3, D10, D11, D12 |
| 1 | SMBJ5.0A | DIOM4336X265N | D4 |
| 1 | Green LED | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D13 |
| 1 | SS34 | D_SMA | D14 |
Show 18 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 4.7uH | L_0603_1608Metric_Pad1.05x0.95mm_HandSolder | L2 |
| 2 | 1n | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C1, C11 |
| 2 | 0.1u | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C2, C12 |
| 1 | 10uF | C_0805_2012Metric | C13 |
| 1 | 22uF | C_0805_2012Metric | C14 |
| 2 | 10uF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C15, C16 |
| 1 | 0.1uF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C17 |
| 2 | 22u | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C18, C19 |
| 1 | 100nF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C20 |
| 7 | 1k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R1, R6, R13, R15, R16, R19, R20 |
| 3 | 10k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R2, R18, R22 |
| 1 | 12k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R3 |
| 1 | 5.1k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R4 |
| 1 | 5,1k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R5 |
| 1 | 0.4R | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R14 |
| 1 | 2.4k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R17 |
| 1 | 73.2k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R21 |
| 1 | 100k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R23 |
1U EPS Design design files
The KiCad project lives in the Patricknmaina/1U_EPS_Design repository on GitHub; these links point at the commit this page was built from.
- Layout1U_EPS_Design.kicad_pcb
- Schematic1U_EPS_Design.kicad_sch
1U EPS Design: common questions
How big is the 1U EPS Design PCB?
The 1U EPS Design measures 80.5 × 80.5 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the 1U EPS Design?
57 components, from 38 distinct parts. The full bill of materials is listed on this page.
Where can I download the 1U EPS Design design files?
From the Patricknmaina/1U_EPS_Design repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the 1U EPS Design design in my own project?
The repository has no license, so all rights stay with Patricknmaina. Use it as a reference, and ask the author before reusing the design.
Similar boards
PiFinder4
brickbots
98 × 75 mm150 parts4LGPL-3.0250
PiFinder smt
93.8 × 64.2 mm47 parts2LGPL-3.0250
Batteryboard
pycubed
95.9 × 90.2 mm28 parts2LNo license96
CubeSatKit StackBoard
imciner2
90.2 × 95.9 mm3 partsCC-BY-SA-4.065
Fox-1-MPPT
FaradayRF
95 × 95 mm453 parts4LCustom license63
Barrel Power
SoukeyCircuits
30 × 79 mm8 parts2LGPL-3.052