Circuit Ideas for You

Battery Charger Circuit using IC LM317 is an useful project in electronics. It charges rechargeable batteries well. Main part is LM317 IC which is a voltage regulator. It is used in power supply and battery charging. It is good for 12V lead-acid battery charging. This post show how LM317 IC charger works, what calculations to […]

This article talks about a very useful and easy Battery Charger Circuit using IC L200. It helps battery work good and live long. This circuit show reverse polarity using LEDs. IC L200 is 5 pin voltage regulator which is very flexible and good for charging battery. IC have many features like current limit, heat shutdown […]

Simple lead acid battery charger is very useful and it charges battery properly and make battery live longer. These batteries are used in cars, backup power and solar storage. This article for Lead Acid Battery Charger Circuit using IC LM350 show how charger circuit work using LM350 IC. LM350 IC give steady and adjustable voltage […]

Automatic Night Lamp Circuit using Battery Power works on battery and saves energy. It turns ON in dark and OFF in light. This circuit is good for bedroom, hallway, stairs and gives light at night. It uses two 1.5V batteries and has 7555 timer chip, LDR as light sensor and LED as light. Circuit Working: […]

Simple Battery Charging Indicator Circuit using IC LM393 shows if battery is charging or not. It helps stop overcharge and through this charging becomes safe and better. Main part is LM393 comparator IC. It turns ON LED to show charging. Circuit is easy and cheap and is good for checking 12V lead-acid battery. Circuit Working: […]