HardLabs

Lipo loader

hggh·window-handle-sensor·pcb/lipo-loader/lipo-loader.kicad_pcb

Lipo loader PCB layout, top view — open source board by hggh

About the Lipo loader PCB

Lipo loader is an open source PCB design by hggh, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 31 × 38 mm, with 5 components from 5 distinct parts.

It belongs with the sensors, iot & wireless and power & battery designs in this gallery.

From the project

window handle contact sensor

get the status of your windows. sensor is between your handle and the window.

replace xc6220 footprint with the one from KiCAD add a button for wifi reset * battery connector rotate it: open should be on top

This PCB is the sensor. It has three hall sensors placed on a 0.6mm pcb.

library used: https://github.com/hggh/kicad-libraries

This PCB is the controller board with the ESP32-S2. The thickness of this pcb can be 1.0-1.6mm.

Lipo loader, from the project README
From the project README

Lipo loader bill of materials (BOM)

5 components, 5 distinct parts.

QtyPartRefs
1
IN_VCC
J1
1
IN_GND
J2
1
TP_BATT_VCC
J3
1
TP_BATT_GND
J4
1
BATT
J5

Lipo loader design files

The KiCad project lives in the hggh/window-handle-sensor repository on GitHub; these links point at the commit this page was built from.

Lipo loader: common questions

How big is the Lipo loader PCB?

The Lipo loader measures 31 × 38 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Lipo loader?

5 components, from 5 distinct parts. The full bill of materials is listed on this page.

Where can I download the Lipo loader design files?

From the hggh/window-handle-sensor repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Lipo loader design in my own project?

Yes, under the terms of its GPL-3.0 license, which hggh chose for the repository.

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