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Open-Source-Battery-Smart-Charger

DavidVeloz95·Open-Source-Battery-Smart-Charger·hardware/Open_Battery_Charger.kicad_pcb

Open-Source-Battery-Smart-Charger PCB layout, top view — open source board by DavidVeloz95
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About the Open-Source-Battery-Smart-Charger PCB

Open-Source-Battery-Smart-Charger is an open source PCB design by DavidVeloz95, published on GitHub under the MIT license. It is a 2-layer board measuring 50 × 50 mm, with 45 components from 34 distinct parts.

Other key parts include the LT3650EMSE-8.4#PBF, TPS26600RHF and LTC4412XS6. By type, the board carries 12 diodes, 12 resistors, 10 capacitors, 3 ICs, 2 transistors and 2 connectors.

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

From the project

Embedded power electronics project: intelligent 2S Li-Ion charger with protection, power switching and monitoring, designed in KiCad.

Smart 2S Li-Ion battery charger designed in KiCad featuring input protection, power-path management, and intelligent charging control.

This project implements an intelligent battery charging system for 2-cell Li-Ion batteries (8.4V) with integrated protection and automatic power switching.

- Smart charging control - Input overvoltage and overcurrent protection - Automatic source/battery switching - Auxiliary regulated 3.3V rail - Battery monitoring interfaces

Open-Source-Battery-Smart-Charger, from the project README
From the project README

Main components on the Open-Source-Battery-Smart-Charger

LT3650EMSE-8.4#PBFTPS26600RHFLTC4412XS6

Open-Source-Battery-Smart-Charger bill of materials (BOM)

45 components, 34 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
LT3650EMSE-8.4#PBF
IC1
1
TPS26600RHF
U1
1
LTC4412XS6
LTC4412xS6
U2
2
FDC610PZ
Q1, Q2
1
CONN_01X05_PIN
Conn_01x05_Pin
J1
1
CONN_01X06_PIN
Conn_01x06_Pin
J2
1
MF-SMDF100/33X-2
MF-SMDF100_33X-2
F1
1
LDK320AM33R
PS1
1
S1751-46
TP1
4
SMAJ12A-HP6AT/13
YAGEO
D1, D2, D3, D4
2
CMSH3-40MA
D5, D9
1
SS1040_R1_00001
D6
1
Q62702P5179
D7
1
Q62702P5178
D8
1
BAV70
D10
1
KDZVTR12B
D11
1
SS34
D12
1
3613C10UH
L1
3
1u
C1, C5, C8
1
275N
275n
C2
Show 14 more
QtyPartRefs
1
2200U
2200u
C3
2
10U
10u
C4, C6
1
100U
100u
C7
2
100N
100n
C9, C10
1
287K
287k
R1
1
3.16K
3.16k
R2
1
30.1K
30.1k
R3
1
100K
100k
R4
1
16.5K
16.5k
R5
1
6k
R6
2
5.1K
5.1k
R7, R8
1
50M
50m
R9
2
10K
10k
YAGEO
R10, R11
1
470K
470k
R12

Open-Source-Battery-Smart-Charger design files

The KiCad project lives in the DavidVeloz95/Open-Source-Battery-Smart-Charger repository on GitHub; these links point at the commit this page was built from.

Open-Source-Battery-Smart-Charger: common questions

How big is the Open-Source-Battery-Smart-Charger PCB?

The Open-Source-Battery-Smart-Charger measures 50 × 50 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Open-Source-Battery-Smart-Charger?

45 components, from 34 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the Open-Source-Battery-Smart-Charger design files?

From the DavidVeloz95/Open-Source-Battery-Smart-Charger repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.

Can I use the Open-Source-Battery-Smart-Charger design in my own project?

Yes, under the terms of its MIT license, which DavidVeloz95 chose for the repository.

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