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Power Meter

sicrisembay·ESP32-Solar-Battery·hardware/EE/design/kicad/Power_Meter/Power_Meter.kicad_pcb

Power Meter PCB layout, top view — open source board by sicrisembay

About the Power Meter PCB

Power Meter is an open source PCB design by sicrisembay, published on GitHub under the MIT license. It is a 2-layer board measuring 29 × 29 mm, with 17 components from 14 distinct parts.

Other key parts include the INA219. By type, the board carries 5 resistors, 4 connectors, 4 jumpers, 3 capacitors and 1 IC.

It belongs with the power & battery designs in this gallery.

From the project

This is a hobby project on ESP32

Main components on the Power Meter

INA219

Power Meter bill of materials (BOM)

17 components, 14 distinct parts.

QtyPartRefs
1
INA219
U1
1
IN
J1
1
GND
J2
1
OUT
J3
1
HOST
J4
1
SDA_PU
JP1
1
SCL_PU
JP2
1
SEL1
JP3
1
SEL0
JP4
2
0.1uF
C1, C2
1
10nF
C3
2
10
R1, R3
1
TBD
R2
2
3.3K
R4, R5

Power Meter design files

The KiCad project lives in the sicrisembay/ESP32-Solar-Battery repository on GitHub; these links point at the commit this page was built from.

Power Meter: common questions

How big is the Power Meter PCB?

The Power Meter measures 29 × 29 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Power Meter?

17 components, from 14 distinct parts. The full bill of materials is listed on this page.

Where can I download the Power Meter design files?

From the sicrisembay/ESP32-Solar-Battery repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Power Meter design in my own project?

Yes, under the terms of its MIT license, which sicrisembay chose for the repository.

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