12V Battery Level Indicator Circuit using IC LM3914 show how much battery power is left. It is good for devices using 12V battery and help avoid sudden power OFF. IC LM3914 senses voltage and control 10 LEDs. It show in dot mode or bar mode. It work with 3V to 25V power supply. LEDs light […]
Battery Charger Circuits
How to Build a LiPo Battery Charger Circuit
LiPo battery are used more now a days, light stores lots of energy and can recharge. But charging we must be careful and accurate. Need special circuit that stops overcharge or battery that can get damaged or catch fire. Then this How to Build a LiPo Battery Charger Circuit is easy that uses IC 741 […]
Simple DIY Battery Charger Circuit using Center Tap Transformer
Simple DIY Battery Charger Circuit using Center Tap Transformer is a useful device. It fills power in rechargeable battery. This article show how to make easy DIY charger using center tap transformer which is good for charging lead acid battery. It can charge any 12V battery and even a car battery. Circuit is simple and […]
3 LEDs Battery Status Indicator Circuit
Battery status circuit is very useful in electronics systems. It helps keep battery healthy and working good in devices. 3 LEDs Battery Status Indicator Circuit is simple but works well and it shows battery voltage using three lights. Each LED shows different voltage. We can see if battery is low, normal or full just by […]
Car Battery Charger Circuit using IC MC78T12ABT
Car battery charger help car run good by keeping battery charged. This simple circuit uses MC78T12ABT IC which works well. IC is strong and handles high current. Made by Freescale like 7812 in TO-3 case with max 3A. Car Battery Charger Circuit using IC MC78T12ABT is made for 12V lead acid battery which can check […]
Battery Charger Circuit using IC TP5000
This Battery Charger Circuit using IC TP5000 charges lithium and LiFePO4 battery. It uses TP5000 IC and this IC work as buck converter and gives fast charge with no over heat. Circuit is small, simple and safe for battery. Circuit Working: Parts List: Component Value Quantity Resistors 1k 1/4 watt 1 0Ω 1/4 watt 1 […]