BrainDead MPPT Solar charger 35V/8A
Photovoltaic

BrainDead MPPT Solar charger 35V/8A

Simple solar charger 35V/8A with automatic MPPT supporting SLA/Li-Ion/LiFePO4 up to 8s. by Adam Lučanský: PCB DIN-rail mountable MPPT solar charger (software-less), as well as ideal-diode prioritizer (if battery is full, load is powered directly from solar panel without cycling...

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2290
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2 Comments
Low-current charger provides battery backup from USB to 1-cell applications
Power

Low-current charger provides battery backup from USB to 1-cell applications

Another app note from Maxim Integrated on small current battery management.The circuit provides a 1-cell Li ion backup battery charger for low-current devices performing resistor limited current sharing. A simple circuit sometimes needs to charge a 1-cell Lithium-ion (Li+) battery from...

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1455
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Solar harvesting into Li-ion battery
Photovoltaic

Solar harvesting into Li-ion battery

A highly efficient solar powered Li-ion charger with two regulated outputs. The AEMLION is a 0.8x0.6 inch (20x15mm) PCB with the AEM10941 Solar Harvesting IC from E-peas. It efficiently converts solar energy into Li-ion battery charge, it even works with indoor light. It features 3.3V...

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2001
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0 Comments
Vehicle Battery monitor on a automotive relay form factor
Test/Measurements

Vehicle Battery monitor on a automotive relay form factor

Jesus Echavarria has tipped us with his latest project. A car battery monitor in a Relay form Factor. Unfortunately only hardware details are given and no details on software. He writes: Hi all! I’m really busy this year so I can’t post all the projects where I’m involved....

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2151
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Microchip’s MCP1640 – Super-Effective Battery Power
IC

Microchip’s MCP1640 – Super-Effective Battery Power

Designers working on line-powered systems are in luck… Designers working on line-powered systems are in luck; whilst wasting power is always bad, a few mA of waste don’t really matter. When working on battery powered systems, every bit of energy helps – an efficient switching...

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2216
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LiFeP04wered/Pi+, A High-Performance Battery Power System For Raspberry Pi
Raspberry Pi

LiFeP04wered/Pi+, A High-Performance Battery Power System For Raspberry Pi

LiFePo4wered/Pi+ is simply a better version of the LiFePo4wered/Pi3 and the LiFePowered/Pi. These devices are all designed to solve the issue of power supply to the raspberry pi. LiFePo4wered is simply a high-performance battery power system which is acting as an option for raspberry pi...

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2742
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Researchers From NREL Discovered New Method To Develop Rechargeable Magnesium-metal Battery
Technology

Researchers From NREL Discovered New Method To Develop Rechargeable Magnesium-metal Battery

A team of researchers from National Renewable Energy Laboratory (NREL) has discovered a new method for developing a rechargeable non-aqueous magnesium-metal battery. A proof-of-concept paper published in Nature Chemistry. It described how the scientists pioneered a method to enable the...

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1817
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Lipo Charge/Boost/Protect board in 18650 cell holder format
Power

Lipo Charge/Boost/Protect board in 18650 cell holder format

Peter6960 published a new build: So couple months ago, GreatScott made a video where he designed a circuit. Nothing too innovative, just the same TP4056 charger the MT3608 Boost combined on one PCB. He did add a Lipo protection circuit though, initially using the same DW01. But then,...

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2617
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