

UAV MainBoard V3
Design and development of a UAV
- Size
- 80 × 120 mm
- Copper layers
- 4
- Thickness
- 1.58 mm
- Parts
- 231
- Nets
- 307
- Pads
- 888
- Tracks, vias
- 1,941, 992
- Pours
- 16
- Routed
- Yes
- KiCad
- KiCad 7 (file 20221018)
- Created
- 6 Jun 2023
- Updated
- 21 Aug 2026
Overview
UAV MainBoard V3 is an open-source printed circuit board by MennoScholten, from the MennoScholten/UAV_Project repository on GitHub. It is a 4-layer board of 80 × 120 mm with 231 parts on 307 nets, routed with 1,941 tracks and 992 vias.
It is built around the ESP32-S3, AT25SF041B-SSHB-T and MS5611-01BA03, with the MP2183GTL-Z, APS6404L-3SQR-SN and USBLC6-2SC6 among its other parts. Its parts include 67 resistors, 63 capacitors, 26 connectors, 19 ICs and 12 diodes. It belongs with the computers and single-board computers boards and the ESP32 boards of this library.
Main components
12ESP32-S3
QFN-56-EP(7x7)-40℃~+105℃ -98.4dBm 150Mbps 2.412GHz~2.484GHz 2.4GHz 21dBm 340mA 3V~3.6V 88mA SPI、USB、UART、ADC、I2C、I2S、PWM WiFi transceiver QFN-56-EP(7x7) RF Transceiver ICs ROHSEspressif SystemsRF Transceiver ICsAT25SF041B-SSHB-T
SOIC-8-40℃~+85℃ 100,000 cycles 108MHz 2.7V~3.6V 20 Years 25uA 400us 4Mbit 70ms@(4KB) SPI SOIC-8 NOR FLASH ROHSRenesas ElectronicsNOR FLASHMS5611-01BA03
QFN-8(3x5)QFN-8(3x5) Pressure Sensors ROHSMEASPressure SensorsMP2183GTL-Z
SOT-583-40℃~+125℃@(TJ) 1 1.2MHz 2.5V~5.5V 21uA 3A Adjustable Buck Buck Built-in No SOT-583 DC-DC Converters ROHSMonolithic Power SystemsDC-DC ConvertersAPS6404L-3SQR-SN
SOP-8SOP-8 PSRAM ROHSAP MemoryDRAMUSBLC6-2SC6
SOT-23-60.35pF、0.8pF 100nA 150W@8/20us 15V 2 5V 6A@8/20us 6V ESD SOT-23-6 ESD and Surge Protection (TVS/ESD) ROHSUMWESD And Surge Protection (TVS/ESD)BNO055
LGA-28(3.8x5.2)-40℃~+85℃ 2.4V~3.6V 40uA I2C、UART IMU X,Y,Z X,Y,Z ±16g ±2000dps LGA-28(3.8x5.2) Accelerometers ROHSBosch SensortecAccelerometersMAX-M10S
LCC-18_10.1X9.7LCC-18_10.1X9.7 New Arrivals ROHSu-bloxUncategorisedSI1016X-T1-GE3-VB
SC75-6MOSFETsVBsemi ElecB5819W
SOD-123-55℃~+125℃ 1.5A 1mA@40V 25A 40V 600mV@1A Standalone SOD-123 Schottky Diodes ROHSMDDSchottky Diodes12402012E212A
SMD1 5A Female Type-C USB 2.0 SMD USB Connectors ROHSAmphenolUSB ConnectorsWS2812B
5mm X 5mm Surface Mount RGB LED with Intelligent ControlWorldsemiUncategorised
README
README.mdUAV_Project
Design and development of a UAV Main PCB board:
The system contains multiple PCBs: UAV main PCB, UAV CM4 AI module, and UAV BMS/Powersupply PCB
The main UAV PCB:
UAV CM4 AI module:
Parts
231| Qty | Value | Footprint | References |
|---|---|---|---|
| 21 | 0 | Resistor_SMD:R_0402_1005Metric | R10, R12, R13, R14, R15, R18, R19, R20, R22, R23, R24, R25, R32, R33, R34, R36 +5 |
| 21 | 0.1u | Capacitor_SMD:C_0402_1005Metric | C5, C10, C12, C15, C17, C22, C26, C27, C28, C30, C35, C40, C43, C44, C46, C51 +5 |
| 14 | 10K | Resistor_SMD:R_0603_1608Metric | R11, R16, R21, R26, R27, R28, R29, R30, R35, R40, R41, R42, R43, R44 |
| 11 | 1u | Capacitor_SMD:C_0603_1608Metric | C6, C7, C8, C11, C18, C23, C24, C31, C36, C37, C47 |
| 11 | TBD | Capacitor_SMD:C_0402_1005Metric | C13, C14, C19, C20, C32, C33, C39, C41, C42, C48, C49 |
| 9 | 10k | Resistor_SMD:R_0603_1608Metric | R48, R60, R61, R62, R63, R64, R65, R66, R67 |
| 9 | Conn_01x03 | Connector_Molex:Molex_Micro-Latch_53254-0370_1x03_P2.00mm_Horizontal | J5, J7, J8, J9, J10, J11, J12, J13, J14 |
| 7 | 10u | Capacitor_SMD:C_0603_1608Metric | C4, C16, C21, C29, C34, C45, C50 |
| 6 | 5k1 | Resistor_SMD:R_0603_1608Metric | R46, R49, R50, R51, R52, R53 |
| 5 | 6.3V | Diode_SMD:D_SOD-123 | D8, D9, D10, D11, D12 |
| 5 | GND | TestPoint:TestPoint_Pad_D1.0mm | TP2, TP3, TP4, TP6, TP7 |
| 5 | NMOS | Package_TO_SOT_SMD:TSOT-23 | Q2, Q3, Q4, Q5, Q6 |
| 5 | SolderJumper_3_Open | Jumper:SolderJumper-3_P1.3mm_Open_RoundedPad1.0x1.5mm | JP1, JP2, JP3, JP4, JP5 |
| 4 | 0.12u | Capacitor_SMD:C_0402_1005Metric | C58, C59, C62, C63 |
| 4 | 10n | Capacitor_SMD:C_0402_1005Metric | C9, C25, C38, C55 |
| 4 | 180 | Resistor_SMD:R_0402_1005Metric | R54, R55, R56, R57 |
| 4 | B5819W | Diode_SMD:D_SOD-123 | D1, D5, D6, D7 |
| 4 | Conn_01x02 | Connector_Molex:Molex_Micro-Latch_53254-0270_1x02_P2.00mm_Horizontal | J21, J23, J24, J25 |
| 4 | MountingHole | MountingHole:MountingHole_3.2mm_M3_DIN965 | H1, H2, H3, H4 |
| 4 | SolderJumper_3_Bridged12 | Jumper:SolderJumper-3_P1.3mm_Bridged12_RoundedPad1.0x1.5mm | JP8, JP9, JP10, JP11 |
| 3 | 100K | Resistor_SMD:R_0603_1608Metric | R1, R2, R59 |
| 3 | 12402012E212A | Amphenol USB-C:AMPHENOL_12402012E212A | J6, J15, J20 |
| 3 | 22u | Capacitor_SMD:C_1206_3216Metric | C1, C2, C3 |
| 3 | 2n | Inductor_SMD:L_0402_1005Metric | L2, L3, L6 |
| 3 | 40Mhz | Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm | Y2, Y3, Y4 |
| 3 | 47 | Resistor_SMD:R_0402_1005Metric | R17, R31, R45 |
| 3 | APS6404L-3SQR-SN | ul_APS6404L-3SQR-SN:APS6404L-3SQR-SN_APY | U2, U5, U8 |
| 3 | AT25SF041B-SSHB-T | AT25SF041B-SSHB-T:SOIC127P599X175-8N | U4, U7, U10 |
| 3 | Conn_ARM_JTAG_SWD_10 | Connector_PinHeader_1.27mm:PinHeader_2x05_P1.27mm_Vertical | J1, J2, J4 |
| 3 | ESP32-S3 | ESP32-S3:IC_ESP32-S3 | U3, U6, U9 |
| 3 | USBLC6-2SC6 | Package_TO_SOT_SMD:SOT-23-6 | U11, U12, U13 |
| 2 | BNO055 | Package_LGA:LGA-28_5.2x3.8mm_P0.5mm | U17, U19 |
| 2 | Conn_01x02 | Connector_AMASS:AMASS_XT60IPW-M_1x03_P7.20mm_Horizontal | J16, J18 |
| 2 | Conn_01x04 | Connector_Molex:Molex_Micro-Latch_53254-0470_1x04_P2.00mm_Horizontal | J19, J22 |
| 2 | Conn_Coaxial | Connector_Coaxial:SMA_Molex_73251-1153_EdgeMount_Horizontal | J3, J26 |
| 2 | MS5611-01BA | Package_LGA:LGA-8_3x5mm_P1.25mm | U16, U18 |
| 2 | SolderJumper_2_Open | Jumper:SolderJumper-2_P1.3mm_Open_RoundedPad1.0x1.5mm | JP6, JP7 |
| 2 | TBD | Inductor_SMD:L_0402_1005Metric | L4, L5 |
| 2 | WS2812B | LED_SMD:LED_WS2812B_PLCC4_5.0x5.0mm_P3.2mm | D3, D4 |
| 1 | +3.3V | TestPoint:TestPoint_Pad_D1.0mm | TP8 |
| 1 | +5V | TestPoint:TestPoint_Pad_D1.0mm | TP5 |
| 1 | +5V_pre | TestPoint:TestPoint_Pad_D1.0mm | TP1 |
| 1 | 0 .1u | Capacitor_SMD:C_0402_1005Metric | C56 |
| 1 | 1.2A | Fuse:Fuse_1206_3216Metric | F1 |
| 1 | 10 | Resistor_SMD:R_0402_1005Metric | R58 |
| 1 | 100k | Resistor_SMD:R_0603_1608Metric | R3 |
| 1 | 1u | Inductor_SMD:L_Bourns-SRN8040_8x8.15mm | L1 |
| 1 | 200 | Resistor_SMD:R_0603_1608Metric | R5 |
| 1 | 22.1K | Resistor_SMD:R_0603_1608Metric | R4 |
| 1 | 27nH | Inductor_SMD:L_0402_1005Metric | L7 |
| 1 | 2K2 | Resistor_SMD:R_0402_1005Metric | R6 |
| 1 | 32.768kHz | Crystal:Crystal_SMD_2012-2Pin_2.0x1.2mm | Y1 |
| 1 | 47p | Capacitor_SMD:C_0402_1005Metric | C54 |
| 1 | 4k7 | Resistor_SMD:R_0603_1608Metric | R47 |
| 1 | 600 @ 600MHz | Inductor_SMD:L_0805_2012Metric | FB1 |
| 1 | AO3401A | Package_TO_SOT_SMD:SOT-23 | Q1 |
| 1 | Conn_01x06 | Connector_Molex:Molex_Micro-Latch_53254-0670_1x06_P2.00mm_Horizontal | J17 |
| 1 | LOGO | LOGO | G*** |
| 1 | MAX-M10S | KiCad_Library_Menno:Ublox MAX-M10S-00B | U14 |
| 1 | MP2183GTL-Z | MP2183:SOT583_MP2183_MNP-M | U20 |
| 1 | RED_LED | LED_SMD:LED_0603_1608Metric | D2 |
| 1 | RESET_N | TestPoint:TestPoint_Pad_D1.0mm | TP9 |
| 1 | SI1016X-T1-GE3 | footprints:SOT_X-T1-GE3_VIS | U15 |
| 1 | TBD | Resistor_SMD:R_0402_1005Metric | R7 |
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Questions
How big is the UAV MainBoard V3 PCB?
It measures 80 × 120 mm and has 4 copper layers, 1.58 mm thick.
What parts does the UAV MainBoard V3 use?
231 parts, built around the ESP32-S3, AT25SF041B-SSHB-T, MS5611-01BA03 and MP2183GTL-Z. 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 UAV MainBoard V3 KiCad files?
From the MennoScholten/UAV_Project repository on GitHub, at the commit this page was made from: the board is Electronical design/KiCad/UAV_MainBoard_V3/UAV_MainBoard_V3/UAV_MainBoard_V3.kicad_pcb and its schematic Electronical design/KiCad/UAV_MainBoard/ConnectorSheet.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the UAV MainBoard V3 design in my own project?
Its repository states no licence, so its author keeps all rights: ask MennoScholten before reusing the design.