The post explains a simple ATX UPS circuit with an automatic charger for enabling an automatic changeover from mains to battery power during mains failures and for ensuring an uninterruptible […]
Search Results for: battery charger
Battery Current Indicator Circuit – Current Triggered Charging Cut off
In this post we learn about a simple battery current sensor with indicator circuit which detects the amount of current consumed by the battery while charging. The presented designs also […]
Battery Charging Fault Indicator Circuit
The article explains a battery status indicator circuit which can be also used as a battery charging fault indicator circuit. The idea was requested by Mr. Faizan. The Design The […]
Charging a Cellphone battery with a Laptop Battery
The post presents a simple circuit that may be used for charging a cellphone battery with a laptop battery. The idea was requested by Mr. Gyashuddin. Recharging Cellphone Battery with […]
Super Capacitor Charger Theory and Working
The post explains a super capacitor charger circuit for charging super capacitors which converts a 12V car battery voltage to an elevated 16V for charging a bank of super capacitors. […]
Cellphone Low Battery Cut-off with Indicator Circuit
The post explains a simple yet effective low battery cut-off with indicator circuit which can be integrated with cell phone/tablet charger battery packs in order to monitor and avoid battery […]