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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
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4.8-14.4V Battery charger circuit.1-10A .....
BATTERY CHARGER
1339
1
3
Desifon
Desifon
TURKEY
0
0
In today's world, batteries are an integral part of our lives, powering everything from our smartphones to electric vehicles. Having a reliable and efficient battery charger is essential to ensure opt...
DIY Smart Battery Charger
761
1
3
Next Builder
Next Builder
INDIA
7
1
Description:The electrical systems or microcontrollers, work with a power supply. they need continuous power to work in a flow without any delay. In systems where power is the main source of the opera...
LifePO4 USB Charger PCB for Microcontrollers
1152
0
1
Arshmah Arshmah Shahkar
Arshmah Arshmah Shahkar
UNITED STATES OF AMERICA
31
0
This X-Mas in Ukraine was ... not perfect. But we still wanted to have holiday so we had IKEA battery powered fairy lights. Those were both festive decoration and backup light for hours when there wer...
12V LED/Fairy lights PSU with backup power source
687
0
0
Vladyslav Aksonov
Vladyslav Aksonov
UKRAINE
0
7
### DESCRIPTIONThis board is designed to charge 1 li-ion battery with 3A current performed on TP4056 chips. With good cooling through the thermal padding it is possible to increase the current to 4A. ...
TP4056 Linear Li-ion cnarger 3A or othrer (0,4A - 4A)
2541
0
1
Максим Maxbolt
Максим Maxbolt
BELARUS
8
0
This design uses the CN3722 chip as the maximum power tracking lithium battery charger, which can charge multiple batteries, the charging current can reach 5A, the charging efficiency is high, the hea...
CN3722 maximum power tracking lithium battery charger
4067
0
0
Oleg Oleg
Oleg Oleg
RUSSIAN FEDERATION, THE
585
40
Charging and balancing of two or more strings of lithium batteries has always been a hassle. It can be directly charged by high voltage regardless of balance, or it can be charged by an independent ch...
SLM6800-5V input double string lithium battery balance charger
1586
0
2
Oleg Oleg
Oleg Oleg
RUSSIAN FEDERATION, THE
585
40
Note! Please follow the attached interactive BOM. It will help you to find the correct components and it will also guide you with the placement.I recently published a project where I tried to utilize ...
Self-contained PCB weighing scale
1565
10
0
Curious Scientist
Curious Scientist
116
63
Hi guys. In the last article we saw how to make a Fiido D4S Battery removable, but now to charge it we will need a charger and we know that the Fiido one supplied in the summer overheats a little...
How to (Re)build an Ebike Charger and Add a Fan to Keep It Cool
457
0
0
Maurizio Miscio
Maurizio Miscio
ITALY
5
0
Hi guys, in this article we will see how to make a very convenient single charger for 18650 cells so that you don't always have to arrange homemade tools like magnets or things like that to hook into ...
Single 18560 Battery Charger With TP4056
764
1
0
Maurizio Miscio
Maurizio Miscio
ITALY
5
0
Single Cell, Li-Ion/Li-Polymer Charge Management ControllerTiny 500mA linear charge management controller. Includes integrated pass transistor, integrated current sensing, and reverse discharge protec...
MCP7383 Charger
2523
0
0
Sreeram.zeno
Sreeram.zeno
INDIA
18
0
The use of mobile phones is increasing day by day due to the involvement of digital and online things in our lives. During the period of the pandemic, when offices and educational institutions were cl...
Power Bank Circuit Design Board PCB
1325
0
0
Arshmah Arshmah Shahkar
Arshmah Arshmah Shahkar
UNITED STATES OF AMERICA
31
0
This is my attempt at a LiPo-based battery pack for "Classic" HP Calculators, specifically HP-35, HP-45, and HP-55. The original NiCd packs are all dead by now, and rebuilding them is difficult -...
HP Classic Calculator LiPo Battery Pack V2
2073
0
0
Tom LeMense
Tom LeMense
UNITED STATES OF AMERICA
1
3
this PCB could be used for charging LiIon batteries and it has space for step UP cconverteri orriginaly designet it as solar system for my cabinmore details and full step by step build with parts, pho...
solar battery box or charger for LiIon batteries
2530
2
5
Matej Benci
Matej Benci
SLOVAKIA
2
3
This board should be connected to any Li-poly battery in balance connector. If voltage on cell goes more than 4.19 than circuit will pass the 200 mA through it self untill cell becomes 4.15 volt.Here ...
BATTERY BALANCING CIRCUIT
1572
0
5
Engineer
Engineer
FRANCE
1
0
This project was designed with a small footprint in mind. Do you need an accelerometer on the go in a small overall space? This is the perfect design for you!This design includes an on-board LiPo b...
Accelerometer Shield for Teensy 2.0 w/ Battery Charger and MicroSD Card
1069
0
1
Shane Kent
Shane Kent
UNITED STATES OF AMERICA
1
54
1
2
3
