Tag: Solar
MPPT charge controller reference design for 12- and 24-V solar panels
This reference design is a Maximum Power Point Tracking (MPPT) solar charge controller for 12-V and 24-V solar panels. This compact reference design targets small and medium power solar charger solutions and is capable of operating with 15- to 60-V solar panel modules, 12- or 24-V...
Continue ReadingmakerPower Solar – An intelligent solar power system for the internet of things.
makerPower Solar is a combination intelligent solar battery charger and power supply for low- to medium-power devices freeing them from the outlet. It is designed to provide 24/7 power for a wide range of embedded systems and IoT gadgets. According to Julio: Optimal charging is...
Continue ReadingOxford PV perovskite solar cell achieves 28% efficiency
Perovskite solar technology leader’s solar cell sets new world record. Oxford PVTM – The Perovskite CompanyTM, the leader in the field of perovskite solar cells, today announced a new, certified, world record for its perovskite based solar cell. Oxford PV’s 1 cm2...
Continue Reading10kW 3-Phase Grid Tie Inverter Reference Design for Solar String Inverter
This verified reference design provides an overview on how to implement a three-level three-phase SiC based DC:AC grid-tie inverter stage. Higher switching frequency of 50KHz reduces the size of magnetics for the filter design and enables higher power density. The use of SiC MOSFETs...
Continue ReadingSolar 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...
Continue ReadingTiny Solar Energy Module (TSEM)
A 1 square inch PCB module with 2 tiny solar cells, a highly efficient Li-Ion charger and with 3.3V and 1.8V output by Jasper Sikken: This is a 1x1 inch PCB module with two tiny solar cells, a highly efficient Li-Ion battery charger and with two regulated outputs (3.3V and 1.8V). It is...
Continue ReadingATmega32U4-Based Synchronous MPPT Buck Solar Charger
You want to maximize the power output of your solar panel? Then you need a maximum power point tracking charge controller! Source files here. Features: Programmable with Arduino IDE Input voltage: 15 - 22V Output voltage: 1 - 14.4V Simple MPPT (Maximum Power Point...
Continue ReadingHigh Efficiency MPPT Solar Charger
A 75 watt MPPT Solar Charger with tons of features. Efficiency > 97%, USB interface, data logging, 2 USB charging ports and much more...by Lukas Fässler This is an open source project that I've been working on for several years now. From its modest beginnings it has evolved to a...
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