

EyeCubeG2
- Size
- 30 × 30 mm
- Copper layers
- 2
- Thickness
- 1.64 mm
- Parts
- 60
- Nets
- 72
- Pads
- 222
- Tracks, vias
- 351, 144
- Pours
- 2
- Routed
- Yes
- KiCad
- KiCad 6 (file 20211014)
- Created
- 5 Feb 2023
- Updated
- 5 Feb 2023
Overview
EyeCubeG2 is an open-source printed circuit board by MeisterBertil, from the MeisterBertil/EyeCube-PCB repository on GitHub. It is a 2-layer board of 30 × 30 mm with 60 parts on 72 nets, routed with 351 tracks and 144 vias.
It is built around the STM32WB55CEU6, MCP73871EV and LFB182G45SG9A272, with the USBLC6-2P6, 2450AT18B100E and FDN306P among its other parts. Its parts include 18 capacitors, 17 resistors, 5 inductors, 4 ICs and 3 diodes. It belongs with the STM32 boards of this library.
Main components
7STM32WB55CEU6
UFQFPN-48(7x7)UFQFPN-48(7x7) Microcontrollers (MCU/MPU/SOC) ROHSSTMicroelectronicsMicrocontrollers (MCU/MPU/SOC)MCP73871EV
-ModulesMicrochip TechnologyLFB182G45SG9A272
SMD-4P,1.6x0.8mm1.8dB 2.45GHz 2.4GHz~2.5GHz 25dB 50Ω Bandpass SMD-4P,1.6x0.8mm RF Filters ROHSMurataRF FiltersUSBLC6-2P6
SOT-666-6-40℃~+125℃ 150nA 17V 2 3.5pF 5.25V 5A@8/20us 6V ESD IEC 61000-4-2 Unidirectional SOT-666-6 ESD and Surge Protection (TVS/ESD) ROHSSTMicroelectronicsESD And Surge Protection (TVS/ESD)2450AT18B100E
1206-45℃~+125℃ 0.5dBi 1.3mm 1.6mm 100MHz 2.45GHz 2W 3.2mm 50Ω Patch Antenna 1206 Antennas ROHSJohanson DielectricsAntennasFDN306P
SOT-23-55℃~+150℃ 1 P-Channel 1.138nF 12V 2.6A 400mV 40mΩ@2.5V 450mW 454pF SOT-23 MOSFETs ROHSTECH PUBLICMOSFETsKMR231GLFS
SMD,4.6x2.8mm-40℃~+85℃ 1.9mm 2.8mm 32V 3N 4.6mm 50mA Gull Wing Round Button SPST Surface Mount,Vertical SMD,4.6x2.8mm Tactile Switches ROHSC&KTactile Switches
README
README.mdEyeCube-PCB

Parts
60| Qty | Value | Footprint | References |
|---|---|---|---|
| 8 | 100n | Capacitor_SMD:C_0402_1005Metric | C1, C6, C9, C11, C12, C17, C18, C19 |
| 7 | 10k | Resistor_SMD:R_0402_1005Metric | R2, R9, R13, R14, R15, R16, R17 |
| 4 | 4u7 | Capacitor_SMD:C_0603_1608Metric | C3, C13, C15, C20 |
| 3 | 470R | Resistor_SMD:R_0402_1005Metric | R10, R11, R12 |
| 2 | 1u | Capacitor_SMD:C_0402_1005Metric | C2, C5 |
| 2 | 2k | Resistor_SMD:R_0402_1005Metric | R3, R4 |
| 2 | 2n7 | Inductor_SMD:L_0402_1005Metric | L1, L3 |
| 2 | 5k1 | Resistor_SMD:R_0402_1005Metric | R5, R6 |
| 1 | 0p3 | Capacitor_SMD:C_0402_1005Metric | C4 |
| 1 | 0p8 | Capacitor_SMD:C_0402_1005Metric | C7 |
| 1 | 100k | Resistor_SMD:R_0402_1005Metric | R8 |
| 1 | 100p | Capacitor_SMD:C_0402_1005Metric | C16 |
| 1 | 10n | Inductor_SMD:L_0402_1005Metric | L5 |
| 1 | 1M | Resistor_SMD:R_0402_1005Metric | R1 |
| 1 | 1p2 | Capacitor_SMD:C_0402_1005Metric | C8 |
| 1 | 2450AT18B100E | downloads:XDCR_2450AT18B100E | E1 |
| 1 | 270k | Resistor_SMD:R_0402_1005Metric | R7 |
| 1 | 2u2 | Inductor_SMD:L_0402_1005Metric | L4 |
| 1 | 3V3 | TestPoint:TestPoint_Pad_D4.0mm | TP4 |
| 1 | 3n3 | Inductor_SMD:L_0402_1005Metric | L2 |
| 1 | Charged | Diode_SMD:D_0402_1005Metric | D1 |
| 1 | Charging | Diode_SMD:D_0402_1005Metric | D2 |
| 1 | Conn_01x02_MountingPin | Connector_JST:JST_PH_S2B-PH-K_1x02_P2.00mm_Horizontal | J1 |
| 1 | Crystal_GND24 | Crystal:Crystal_SMD_2016-4Pin_2.0x1.6mm | Y1 |
| 1 | FDN306P | downloads:SSOT-3 | Q1 |
| 1 | FerriteBead | Inductor_SMD:L_0402_1005Metric | FB1 |
| 1 | GND | TestPoint:TestPoint_Pad_D4.0mm | TP3 |
| 1 | I2C_SCL | TestPoint:TestPoint_Pad_D4.0mm | TP1 |
| 1 | I2C_SDA | TestPoint:TestPoint_Pad_D4.0mm | TP2 |
| 1 | KMR231GLFS | SnapEDA Library:SW4SMD_63X161LS | S1 |
| 1 | LFB182G45SG9A272 | SnapEDA Library:FIL_LFB182G45SG9A272 | FL1 |
| 1 | LOGO | LOGO | G*** |
| 1 | LTC3240EDC-3.3-TRMPBF | Package_DFN_QFN:DFN-6-1EP_2x2mm_P0.5mm_EP0.61x1.42mm | U3 |
| 1 | MCP73871 | Package_DFN_QFN:QFN-20-1EP_4x4mm_P0.5mm_EP2.5x2.5mm | U1 |
| 1 | PGood | Diode_SMD:D_0402_1005Metric | D3 |
| 1 | STM32WB55CEU6 | SnapEDA Library:QFN50P700X700X60-49N | U4 |
| 1 | USBLC6-2P6 | Package_TO_SOT_SMD:SOT-666 | U2 |
| 1 | USB_C_Receptacle_USB2.0 | Connector_USB:USB_C_Receptacle_HRO_TYPE-C-31-M-12 | J2 |
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Questions
How big is the EyeCubeG2 PCB?
It measures 30 × 30 mm and has 2 copper layers, 1.64 mm thick.
What parts does the EyeCubeG2 use?
60 parts, built around the STM32WB55CEU6, MCP73871EV, LFB182G45SG9A272 and USBLC6-2P6. 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 EyeCubeG2 KiCad files?
From the MeisterBertil/EyeCube-PCB repository on GitHub, at the commit this page was made from: the board is EyeCubeG2.kicad_pcb and its schematic EyeCubeG2.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the EyeCubeG2 design in my own project?
Its repository states no licence, so its author keeps all rights: ask MeisterBertil before reusing the design.