2 layers
2 layers31.1 × 94.2 mm
MeshtasticStick
Oliver0804/MeshtasticStick8- Size
- 31.1 × 94.2 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 80
- Nets
- 110
- Pads
- 300
- Tracks, vias
- 578, 74
- Pours
- 3
- Routed
- Yes
- KiCad
- KiCad 8.0 (file 20240108)
- Created
- 11 Aug 2024
- Updated
- 15 Nov 2024
Overview
MeshtasticStick is an open-source printed circuit board by Oliver0804, from the Oliver0804/MeshtasticStick repository on GitHub. It is a 2-layer board of 31.1 × 94.2 mm with 80 parts on 110 nets, routed with 578 tracks and 74 vias.
It is built around the E22-900M30S, MDBT50Q-P1MV2 and MP2338GTL-Z, with the SPV1040T, AP2112K-3.3 and L6924D013 among its other parts. Its parts include 30 resistors, 22 capacitors, 6 ICs, 6 diodes and 6 connectors. It belongs with the nRF52 and nRF5x boards of this library.
Main components
9
E22-900M30S
SMD,38.5x24mm-151dBm 12km 14mA 2.5V~5.5V 31dBm 650mA Continuous frequency coverage IPEX interface LoRa SPI SMD,38.5x24mm LoRa Modules ROHSChengdu Ebyte Elec TechLoRa Modules
MDBT50Q-P1MV2
SMD-61PEncryption function、Mesh networking SMD-61P Bluetooth Modules ROHSRAYTACBluetooth Modules
MP2338GTL-Z
SOT-583-40℃~+125℃ 1 160uA 3A 4.5V~28V 450kHz 500mV~16V Adjustable Buck Buck Built-in Yes SOT-583 DC-DC Converters ROHSMonolithic Power SystemsDC-DC Converters
SPV1040T
TSSOP-8-40℃~+125℃@(TJ) 1 2V~5.2V 300mV~5.5V 60uA 70kHz~130kHz Adjustable Boost Boost Built-in Yes TSSOP-8 DC-DC Converters ROHSSTMicroelectronicsBattery Management
AP2112K-3.3
SOT253.3V 600mA CMOS Low Dropout Linear Regulator with EnableDiodes IncorporatedUncategorised
L6924D013
VFQFPN-16(3x3)-40℃~+125℃ 1 1.045A 2.5V~12V 4.2V 60uA Charging IC Support VFQFPN-16(3x3) Battery Management ROHSSTMicroelectronicsBattery Management
MBR120VLSFT1G-TP
SOD-123FUncategorisedTECH PUBLIC
SMM4F5.0A-TR
DO-222AA-55℃~+175℃ 13.4V 179A@8/20us 2.5kW@8/20us 50uA 5V 6.8V IEC 61000-4-2、IEC 61000-4-4 TVS Unidirectional DO-222AA ESD and Surge Protection (TVS/ESD) ROHSSTMicroelectronicsESD And Surge Protection (TVS/ESD)
TYPE-C-31-M-12
SMD-30℃~+80℃ 1 10,000 cycles 16P 20V 5A 7.35mm Female Surface Mount, Right Angle Type-C SMD USB Connectors ROHSHRO ElectronicsUSB Connectors
README
readme.mdMeshtasticStick
- 支持太陽能（0.3V~5.5V）
- 支持寬壓輸入（4.5V~28V）
- TypeC 供電(輸入最少5V/1.5A)，如無充電狀況下約0.8A
- NRF52 不支持WI-FI
- 預留I2C,GPS接口(GPS可使用Jumper切換電壓3v3/5v0)
原理圖
主要零件
-
MDBT50Q-P1MV2 描述: 這是由Raytac Corporation生產的一款BLE模塊，基於Nordic Semiconductor的nRF52840晶片。此模塊支持Bluetooth 5.1規範，具有低功耗藍牙(BLE)功能。 優勢: 具有較大的傳輸範圍、高數據傳輸速率和低能耗。支持多種無線通訊協議，包括藍牙、ANT和2.4 GHz射頻。此外，內建32位ARM Cortex-M4 CPU，具有豐富的GPIO和接口，適合複雜的物聯網(IoT)應用。
-
SPV1040（voltage range from 0.3 V to 5.5 V） 描述: SPV1040是STMicroelectronics的一款高效率太陽能充電控制器，適用於低功耗應用和可攜式太陽能系統。 優勢: 能夠在廣泛的太陽照射條件下有效提高能量收集效率，支持最大功率點追蹤(MPPT)技術，以最大化太陽能板的能量輸出。此IC具有過載保護和熱保護功能，能確保系統的穩定與安全。
-
L6924 (取代LT4056系列) 描述: L6924是一款用於單節鋰離子或鋰聚合物電池的充電管理IC，由STMicroelectronics製造。 優勢: 這個充電器支持調整充電電流和電壓，以適應不同電池的需求。它包括內部功率晶體管和電流感測功能，無需外部許多元件，非常適合便攜式設備。
-
MP2338 (4.5V to 28V Operating Input Range) 描述: MP2338是由MPS公司生產的一款同步降壓轉換器，用於將更高的電壓轉換為更低的電壓，同時提供高效率和優異的負載調節。 優勢: 它具有高達95%的轉換效率，非常適合需要高效能轉換的應用。此外，其具有緊湊的尺寸和低靜態功耗，非常適合電池供電的系統。
-
E22-900M30/33 1W LORA 描述: Ebyte製造的E22-900M30/33是一款高功率LoRa模塊，工作在900 MHz頻段，提供長距離無線通信。 優勢: 此模塊的最大發射功率達到1瓦特，能夠實現極遠的通信距離。支持LoRa和FSK調制，具有良好的抗干擾性能和低功耗特性。此外，模塊的配置靈活，支持多種工作模式，非常適合需要遠距離數據傳輸的物聯網應用。
TODO
- 確認SPV1040工作狀態
- L6924 ST1,ST2確認設計方式
- 確認4.2v供電
ref
Parts
80| Qty | Value | Footprint | References |
|---|---|---|---|
| 6 | 1K | Resistor_SMD:R_0603_1608Metric | R4, R5, R6, R15, R28, R29 |
| 5 | DNM | Resistor_SMD:R_0603_1608Metric | R7, R17, R18, R20, R21 |
| 3 | 10K | Resistor_SMD:R_0603_1608Metric | R1, R24, R27 |
| 3 | 10uF | Capacitor_SMD:C_0603_1608Metric | C8, C17, C22 |
| 3 | 1uF | Capacitor_SMD:C_0603_1608Metric | C1, C2, C3 |
| 3 | 4.7uF | Capacitor_SMD:C_0603_1608Metric | C4, C5, C14 |
| 3 | Conn_01x04 | Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical | J3, J4, J6 |
| 3 | MBR120VLSFT1G | Diode_SMD:D_SOD-123F | D1, D3, D6 |
| 2 | 0.1uF | Capacitor_SMD:C_0603_1608Metric | C16, C18 |
| 2 | 0R | Resistor_SMD:R_0603_1608Metric | R9, R30 |
| 2 | 14p | Capacitor_SMD:C_0603_1608Metric | C9, C10 |
| 2 | 1nF | Capacitor_SMD:C_0603_1608Metric | C11, C15 |
| 2 | 22uF | Capacitor_SMD:C_0805_2012Metric | C19, C20 |
| 2 | 27R | Resistor_SMD:R_0603_1608Metric | R12, R13 |
| 2 | 5.1K | Resistor_SMD:R_0603_1608Metric | R2, R3 |
| 2 | Jumper_2_Bridged | Jumper:SolderJumper-2_P1.3mm_Bridged2Bar_RoundedPad1.0x1.5mm | JP2, JP3 |
| 2 | LED | LED_SMD:LED_0603_1608Metric | D4, D5 |
| 1 | 100K | Resistor_SMD:R_0603_1608Metric | R26 |
| 1 | 100nF | Capacitor_SMD:C_0603_1608Metric | C6 |
| 1 | 100uF | Capacitor_SMD:CP_Elec_6.3x7.7 | C7 |
| 1 | 10mR | Resistor_SMD:R_1210_3225Metric | R8 |
| 1 | 10nF | Capacitor_SMD:C_0603_1608Metric | C13 |
| 1 | 10uH | Fuse:Fuse_1210_3225Metric | L2 |
| 1 | 10uH | Inductor_SMD:L_1210_3225Metric | L1 |
| 1 | 18K | Resistor_SMD:R_0603_1608Metric | R25 |
| 1 | 2.2M | Resistor_SMD:R_0603_1608Metric | R10 |
| 1 | 22nF | Capacitor_SMD:C_0603_1608Metric | C21 |
| 1 | 24K | Resistor_SMD:R_0603_1608Metric | R16 |
| 1 | 3.3K | Resistor_SMD:R_0603_1608Metric | R14 |
| 1 | 470R | Resistor_SMD:R_0603_1608Metric | R19 |
| 1 | 47uF | Capacitor_SMD:CP_Elec_6.3x7.7 | C12 |
| 1 | 68K | Resistor_SMD:R_0603_1608Metric | R23 |
| 1 | 820K | Resistor_SMD:R_0603_1608Metric | R11 |
| 1 | 90.9K | Resistor_SMD:R_0603_1608Metric | R22 |
| 1 | AP2112K-3.3 | Package_TO_SOT_SMD:SOT-23-5 | U1 |
| 1 | Battery_Cell | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | BT1 |
| 1 | Conn_01x02 | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | J5 |
| 1 | Conn_02x05_Odd_Even | Connector_PinHeader_1.27mm:PinHeader_2x05_P1.27mm_Vertical | J2 |
| 1 | Crystal | Crystal:Crystal_SMD_2012-2Pin_2.0x1.2mm | Y1 |
| 1 | E22-900M30S | E22-900M30S footprint:XCVR_E22-900M30S | U3 |
| 1 | Fuse | Fuse:Fuse_1210_3225Metric | F1 |
| 1 | Jumper_2_Open | Jumper:SolderJumper-2_P1.3mm_Open_RoundedPad1.0x1.5mm | JP4 |
| 1 | L6924D | L6924D footprint:QFN50P300X300X100-17N | U5 |
| 1 | MDA4020-1R0M 6.8uH/8.5A/16mR | Inductor_SMD:L_Coilcraft_XAL6060-XXX | L3 |
| 1 | MDBT50Q-P1MV2 | RF_Module:Raytac_MDBT50Q | U4 |
| 1 | MP2338GTL | Package_TO_SOT_SMD:SOT-583-8 | U6 |
| 1 | SMM4F5.0A | Diode_SMD:D_SMP_DO-220AA | D2 |
| 1 | SPV1040T | STMicroelectronics SPV1040T:SOP65P640X120-8N | U2 |
| 1 | SolderJumper_3_Bridged12 | Jumper:SolderJumper-3_P1.3mm_Open_RoundedPad1.0x1.5mm | JP1 |
| 1 | TYPE-C-31-M-12 | TYPE-C-31-M-12 footprint:HRO_TYPE-C-31-M-12 | J1 |
Questions
How big is the MeshtasticStick PCB?
It measures 31.1 × 94.2 mm and has 2 copper layers, 1.6 mm thick.
What parts does the MeshtasticStick use?
80 parts, built around the E22-900M30S, MDBT50Q-P1MV2, MP2338GTL-Z and SPV1040T. 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 MeshtasticStick KiCad files?
From the Oliver0804/MeshtasticStick repository on GitHub, at the commit this page was made from: the board is MeshtasticStick.kicad_pcb and its schematic MeshtasticStick.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the MeshtasticStick design in my own project?
Its repository states no licence, so its author keeps all rights: ask Oliver0804 before reusing the design.
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