HardLabs

Battery tester

nrth3rnlb·battery-tester

Battery tester PCB layout, top view — open source board by nrth3rnlb

About the Battery tester PCB

Battery tester is an open source PCB design by nrth3rnlb, published on GitHub under the CC0-1.0 license. It is a 2-layer board measuring 67 × 53 mm, with 20 components from 13 distinct parts.

Other key parts include the LM3914. By type, the board carries 4 connectors, 4 resistors, 2 switches, 1 IC, 1 diode and 1 capacitor.

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

Battery tester, from the project README
From the project README

Main components on the Battery tester

LM3914

Battery tester bill of materials (BOM)

20 components, 13 distinct parts.

QtyPartRefs
1
LM3914
U1
3
Screw_Terminal_1x02
J1, J2, J3
1
CONN_01X02
J4
1
DOT-BAR2
BAR1
4
1pin
H1, H2, H3, H4
2
10k
RV1, RV2
2
SW_Push
SW1, SW2
1
LED
D1
1
4,7µ
C1
1
12
R1
1
680
R2
1
10k
R3
1
20k
R4

Battery tester design files

The KiCad project lives in the nrth3rnlb/battery-tester repository on GitHub; these links point at the commit this page was built from.

Battery tester: common questions

How big is the Battery tester PCB?

The Battery tester measures 67 × 53 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Battery tester?

20 components, from 13 distinct parts. The full bill of materials is listed on this page.

Where can I download the Battery tester design files?

From the nrth3rnlb/battery-tester repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Battery tester design in my own project?

Yes, under the terms of its CC0-1.0 license, which nrth3rnlb chose for the repository.

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