

PCB PCB MCU
- Size
- 120 × 85 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 52
- Nets
- 60
- Pads
- 148
- Tracks, vias
- 265, 0
- Routed
- Yes
- KiCad
- KiCad 8.0 (file 20240108)
- Created
- 16 Mar 2025
- Updated
- 16 Mar 2025
Overview
PCB PCB MCU is an open-source printed circuit board by Project-Air-2567, from the Project-Air-2567/PCB-air-controller repository on GitHub. It is a 2-layer board of 120 × 85 mm with 52 parts on 60 nets, routed with 265 tracks and 0 vias.
It is built around the DS18B20+T&R and BC338. Its parts include 14 resistors, 6 connectors, 5 diodes, 4 transistors and 3 ICs. It belongs with the ESP32 boards of this library.
Main components
2DS18B20+T&R
TO-92-55℃~+125℃ 12bit 1uA 3V~5.5V 750ms Single bus Temperature threshold monitoring、Configurable temperature output、On-chip non-volatile parameter storage ±0.5℃ TO-92 Temperature Sensors ROHSMaxim Integrated (Analog Devices)Temperature SensorsBC338
TO-921 NPN 100MHz 25V 5V 625mW 630 700mV 800mA NPN TO-92 Bipolar (BJT) ROHSDDFBipolar (BJT)
README
README.mdPCB-air-controller
relay hrs4h s dc5v: https://www.es.co.th/Schemetic/PDF/HRS4.PDF
temperature-sensor: full-waterproof-temperature-sensor
Parts
52| Qty | Value | Footprint | References |
|---|---|---|---|
| 4 | 1.5k | R_AXIAL-0.3 | R1, R6, R7, R12 |
| 4 | 10k | R_AXIAL-0.3 | R2, R5, R8, R11 |
| 4 | 1N4007 | DO-41_BD2.4-L4.7-P8.70-D0.9-RD | D1, D2, D3, D4 |
| 4 | 1k | R_AXIAL-0.3 | R3, R4, R9, R10 |
| 4 | BC338 | TO-92-3_L4.9-W3.7-P2.54-L | Q1, Q2, Q3, Q4 |
| 2 | 5x20 RHOS Fuse clip/seat | FUSE-TH_5X20RHOSFUSECLIP-SEAT | FH1, FH2 |
| 1 | 3K | R_AXIAL-0.3 | R14 |
| 1 | 470 | R_AXIAL-0.3 | R13 |
| 1 | AC_Line | CONN-TH_63849-1 | J1 |
| 1 | AC_N | CONN-TH_63849-1 | J2 |
| 1 | CH1 | LED-TH_BD3.0_RED | LD1 |
| 1 | CH1 | RELAY-TH_SRD-XXVDC-XL-C | RY1 |
| 1 | CH2 | LED-TH_BD3.0_RED | LD2 |
| 1 | CH2 | RELAY-TH_SRD-XXVDC-XL-C | RY2 |
| 1 | CH3 | RELAY-TH_SRD-XXVDC-XL-C | RY3 |
| 1 | CH3 | LED-TH_BD3.0_RED | LD3 |
| 1 | CH4 | LED-TH_BD3.0_RED | LD4 |
| 1 | CH4 | RELAY-TH_SRD-XXVDC-XL-C | RY4 |
| 1 | DS18B20+T&R | TO-92-3_L4.9-W3.7-P2.54-L | U2 |
| 1 | ESP32-DEVKITC-32D | COMM-SMD_ESP32-DEVKITC-32D | U1 |
| 1 | Hole_gge5052 | Hole_gge5052 | Hole_gge5052 |
| 1 | Hole_gge5070 | Hole_gge5070 | Hole_gge5070 |
| 1 | Hole_gge5085 | Hole_gge5085 | Hole_gge5085 |
| 1 | Hole_gge5100 | Hole_gge5100 | Hole_gge5100 |
| 1 | L_CH1 | CONN-TH_63849-1 | J3 |
| 1 | L_CH2 | CONN-TH_63849-1 | J4 |
| 1 | L_CH3 | CONN-TH_63849-1 | J5 |
| 1 | L_CH4 | CONN-TH_63849-1 | J6 |
| 1 | Pad_gge10031 | Pad_gge10031 | Pad_gge10031 |
| 1 | Pad_gge10055 | Pad_gge10055 | Pad_gge10055 |
| 1 | Pad_gge10125 | Pad_gge10125 | Pad_gge10125 |
| 1 | Pad_gge10216 | Pad_gge10216 | Pad_gge10216 |
| 1 | Pad_gge10248 | Pad_gge10248 | Pad_gge10248 |
| 1 | Pad_gge10293 | Pad_gge10293 | Pad_gge10293 |
| 1 | Power | LED-TH_BD3.0_RED | LED5 |
| 1 | VS1838B | OPTO-TH_VS1838B | U3 |
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Questions
How big is the PCB PCB MCU PCB?
It measures 120 × 85 mm and has 2 copper layers, 1.6 mm thick.
What parts does the PCB PCB MCU use?
52 parts, built around the DS18B20+T&R and BC338. 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 PCB PCB MCU KiCad files?
From the Project-Air-2567/PCB-air-controller repository on GitHub, at the commit this page was made from: the board is PCB_PCB_MCU.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the PCB PCB MCU design in my own project?
Its repository states no licence, so its author keeps all rights: ask Project-Air-2567 before reusing the design.