

Current sensor
- Size
- 52.5 × 16 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 9
- Nets
- 7
- Pads
- 21
- Tracks, vias
- 27, 0
- Pours
- 1
- Routed
- Yes
- KiCad
- KiCad 7 (file 20221018)
- Created
- 7 Mar 2023
- Updated
- 20 May 2026
Overview
Current sensor is an open-source printed circuit board by bask185, from the bask185/Train-Science-DIY repository on GitHub. It is a 2-layer board of 52.5 × 16 mm with 9 parts on 7 nets, routed with 27 tracks and 0 vias.
It is built around the EL814. Its parts include 3 connectors, 2 resistors, 1 IC and 1 diode. It belongs with the sensors and measurement boards of this library.
Main components
1Parts
9| Qty | Value | Footprint | References |
|---|---|---|---|
| 1 | 100R | Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal | R1201 |
| 1 | 10k | Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal | R1202 |
| 1 | D | Diode_THT:Diode_Bridge_DIP-4_W7.62mm_P5.08mm | D1201 |
| 1 | EL814 | Package_DIP:DIP-4_W7.62mm | U1201 |
| 1 | LOGO | kicad_images:Train-Science logo extra small | G*** |
| 1 | ter | Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Horizontal | J1203 |
| 1 | ter | TerminalBlock_Phoenix:TerminalBlock_Phoenix_MKDS-1,5-3-5.08_1x03_P5.08mm_Horizontal | J1202 |
| 1 | tracks | TerminalBlock_Phoenix:TerminalBlock_Phoenix_MKDS-1,5-2-5.08_1x02_P5.08mm_Horizontal | J1201 |
The 8 most common of 9 parts.
Questions
How big is the Current sensor PCB?
It measures 52.5 × 16 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Current sensor use?
9 parts, built around the EL814. 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 Current sensor KiCad files?
From the bask185/Train-Science-DIY repository on GitHub, at the commit this page was made from: the board is PCB_SOURCE/analog_solutions/CURRENT_SENSOR/current_sensor.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Current sensor design in my own project?
Its repository states no licence, so its author keeps all rights: ask bask185 before reusing the design.
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Expansion Card Retrofit
FrameworkComputer/ExpansionCards
Reference designs and documentation to create Expansion Cards for the Framework Laptop
9 parts1.1kCC-BY-4.0