Car LED Voltmeter Circuit using IC LM324 is useful project to check car battery voltage. LEDs show different voltage which is easy to see battery condition. Main part are LM324 op-amp which act like voltage checker. Voltmeter measures voltage between two points. This circuit is with LED voltmeter with IC LM324. The simple way is […]
Battery Level Indicator Circuit using IC MN13811
This tutorial teaches us about Battery Level Indicator Circuit using IC MN13811 It shows when battery is low and indicates us to recharge. Use MN13811 IC and 2 transistors as they work together to turn ON the LED when battery is low. The circuit is good for small 3V battery devices. It is for very […]
Advanced Ni-Cd Battery Fast Charging Circuit
Ni-Cd batteries are used in many devices and they have high energy and can recharge. But normal charging is slow and is not good, so it can harm battery life. To fix this Advanced Ni-Cd Battery Fast Charging Circuit using MAX712 chip is made. This charger charges fast, safe and works well for Ni-Cd. This […]
Battery Charger Circuit using IC LM317
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 […]
Battery Charger Circuit using IC L200
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 […]
Lead Acid Battery Charger Circuit using IC LM350
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 […]