SparkFun HX711 Load Cell
About the SparkFun HX711 Load Cell PCB
SparkFun HX711 Load Cell is an open source PCB design by feastorg, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 30.5 × 22.9 mm, with 25 components from 16 distinct parts.
Other key parts include the HX711 and REVISION. By type, the board carries 7 capacitors, 5 resistors, 2 ICs, 2 jumpers, 1 transistor and 1 connector.
It belongs with the audio and sensors designs in this gallery.
From the project
Load Cell Amplifier Slice for BREAD
[Explain how to use the project. Include examples and screenshots if applicable.]
Main components on the SparkFun HX711 Load Cell
SparkFun HX711 Load Cell bill of materials (BOM)
25 components, 16 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | HX711 | SO16 | U1 |
| 1 | REVISION | REVISION | U$1 |
| 1 | MMBT4403 | SOT23-3 | Q1 |
| 1 | — | 1X05 | J1 |
| 1 | FRAME-LETTER | CREATIVE_COMMONS | FRAME1 |
| 1 | — | 1X02 | JP2 |
| 1 | — | 1X05 | JP4 |
| 1 | — | PAD-JUMPER-2-NC_BY_TRACE_YES_SILK | SJ2 |
| 4 | STAND-OFF | STAND-OFF | STANDOFF1, STANDOFF2, STANDOFF3, STANDOFF4 |
| 1 | 3.3uH | 0805 | L1 |
| 5 | 0.1uF | 0603-CAP | C1, C2, C3, C4, C5 |
| 2 | 10uF | 1210 | C6, C7 |
| 1 | 20k | 0603-RES | R1 |
| 1 | 8.2K | 0603-RES | R2 |
| 2 | 100 | 0603-RES | R3, R4 |
| 1 | 10K | 0603-RES | R5 |
SparkFun HX711 Load Cell design files
The KiCad project lives in the feastorg/Slice_LOAD repository on GitHub; these links point at the commit this page was built from.
SparkFun HX711 Load Cell: common questions
How big is the SparkFun HX711 Load Cell PCB?
The SparkFun HX711 Load Cell measures 30.5 × 22.9 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the SparkFun HX711 Load Cell?
25 components, from 16 distinct parts. The full bill of materials is listed on this page.
Where can I download the SparkFun HX711 Load Cell design files?
From the feastorg/Slice_LOAD repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the SparkFun HX711 Load Cell design in my own project?
Yes, under the terms of its GPL-3.0 license, which feastorg chose for the repository.
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