Category: Power
LiFePO4 Charger Board based on CN3058E
LiFePO4 Batteries: An Overview Compact electronic devices rely on concise li-ion battery packs. Lithium iron phosphate battery (LiFEPO4) or LFP battery is a type of lithium-ion battery that uses lithium iron phosphate as a cathode and a graphitic carbon electrode as the anode. LFP...
Continue ReadingProgrammable Frequency – Continuous Conduction Mode (CCM) – Boost Power – Factor Correction (PFC) Controller
The circuit described here is a simple PFC controller using the UCC28180 chip from Texas instruments. The controller operates under average current mode control at a fixed programmable switching frequency of 116 kHz. Simple external current and voltage loop compensation, along with...
Continue ReadingThis MintyCharger Is Designed For All 9V PP3 Batteries In The Market
With the increase in the demand for 9V PP3 batteries, there is a significant need for an efficient charger. One might be able to find several PP3 batteries that are manufactured majority being NiMH, however, there is an alternative of Li-Ion batteries. This has made it difficult to get...
Continue ReadingDual-Level Float-Cum-Boost Charger with Pre-Charge for 12V – 3 to 6Ah Sealed Lead Acid (SLA) Batteries
This SLA Battery charger project is the right choice if you want to obtain maximum battery service life and capacity, along with acceptable recharge time and economy, constant current, constant voltage, and even charge a deeply discharged battery. The project contains all the necessary...
Continue ReadingLow Voltage Lead Acid Battery Disconnect board – Prevents Deep Discharge Of 12V Lead Acid Battery
This project helps to optimize the 12V lead-acid (SLA) battery life as it prevents the battery from going into deep discharge. It is very important to disconnect the load before the battery enters into deep discharge as this may destroy or damage the battery cells. The circuit shown...
Continue ReadingHigh Side Switch with Input Overvoltage and Overcurrent Protection
The project here is a 48V protected, high side switch designed to switch a 5A output load from input voltages from 8V to 48V. The circuit helps the user to easily ON/OFF the high current and voltage load with over-voltage lockout and over-current protection. The wide input range and low...
Continue ReadingTinyCharger – Single Cell Li-Ion Battery Charger with Monitoring
TinyCharger is an ATtiny25/45/85-based, single-cell Li-ion battery charger with selectable charging current limit (100mA - 1000mA) and an OLED display for monitoring. For battery charging the TP4056 is used. The TP4056 is a complete constant-current/constant-voltage linear charger for...
Continue ReadingHigh Accuracy Adjustable Overvoltage and Overcurrent Protectors using MAX17561
If you need safe power to run your project, then this circuit is a possible solution for you. This project provides protection to your system device against over-current, over-voltage, under-voltage, thermal overload, and reverse current flow control to the system device. Basically,...
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