2 layers142.1 × 90.8 mm
2 layers85.1 × 91.6 mm
LoLin Pro Controller
computergeek1507/KiCad_Designs10KiCad PCB Designs
- Size
- 85.1 × 91.6 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 31
- Nets
- 61
- Pads
- 143
- Tracks, vias
- 146, 51
- Pours
- 4
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 4 Mar 2020
- Updated
- 4 May 2026
Overview
LoLin Pro Controller is an open-source printed circuit board by computergeek1507, from the computergeek1507/KiCad_Designs repository on GitHub. It is a 2-layer board of 85.1 × 91.6 mm with 31 parts on 61 nets, routed with 146 tracks and 51 vias.
It is built around the SN74HCT245N. Its parts include 8 connectors, 7 fuses, 3 capacitors, 2 ICs and 1 resistor.
Main components
1README
Power_Breakout_Fused2/README.mdCopyright and Disclaimer
Copyright: Scott Hanson
This documentation describes Open Hardware and is licensed under the CERN OHL v. 1.2.
You may redistribute and modify this documentation under the terms of the CERN OHL v.1.2. (http://ohwr.org/cernohl). This documentation is distributed WITHOUT ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING OF MERCHANTABILITY, SATISFACTORY QUALITY AND FITNESS FOR A PARTICULAR PURPOSE. Please see the CERN OHL v.1.2 for applicable conditions
Fused Power Breakout
Power Fused Breakout Board for HP Power Supply
Parts
31| Qty | Value | Footprint | References |
|---|---|---|---|
| 7 | 3544-2 | Keystone_Fuse:FUSE_3544-2 | F1, F2, F3, F4, F5, F6, F9 |
| 6 | Conn_01x03 | Connector_Phoenix_MC:PhoenixContact_MCV_1,5_3-G-3.5_1x03_P3.50mm_Vertical | J1, J2, J3, J4, J5, J6 |
| 4 | MountingHole_3.5mm | MountingHole:MountingHole_3.5mm | H1, H2, H3, H4 |
| 2 | 33 | Resistor_THT:R_Array_SIP8 | RN1, RN2 |
| 1 | 0.1uF | Capacitor_THT:C_Rect_L7.0mm_W2.0mm_P5.00mm | C3 |
| 1 | 100uF | Capacitor_THT:CP_Radial_D8.0mm_P3.50mm | C1 |
| 1 | 10uF | Capacitor_THT:CP_Radial_D5.0mm_P2.00mm | C2 |
| 1 | 330 | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R1 |
| 1 | LM7805_TO220 | Package_TO_SOT_THT:TO-220-3_Horizontal_TabDown | U2 |
| 1 | LolinD32 | footprints:LolinD32 | M1 |
| 1 | OLED | OLED-SSD1306-128X64-I2C:OLED-SSD1306-128X64-I2C-THT | J7 |
| 1 | Power_In | Barrier_Blocks:BARRIER_BLOCK_1ROW_2POS_P8.26MM | TB1 |
| 1 | Red | LED_THT:LED_D3.0mm | D1 |
| 1 | SN74HCT245N | SN74HCT245N:SN74HCT245N | U3 |
| 1 | Volt_Sel | Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical | J10 |
The 30 most common of 31 parts.
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Questions
How big is the LoLin Pro Controller PCB?
It measures 85.1 × 91.6 mm and has 2 copper layers, 1.6 mm thick.
What parts does the LoLin Pro Controller use?
31 parts, built around the SN74HCT245N. 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 LoLin Pro Controller KiCad files?
From the computergeek1507/KiCad_Designs repository on GitHub, at the commit this page was made from: the board is LoLin_Pro_Controller/LoLin_Pro_Controller.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the LoLin Pro Controller design in my own project?
Its repository states no licence, so its author keeps all rights: ask computergeek1507 before reusing the design.