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Simple L200 Charger
This circuit came about as the result of an urgent need for a NiMH battery charger . No suitable dedicated IC being immediately to ...
Simple Intelligent Battery-Charging Circuit Diagram
Intelligent Battery-Charging Circuit Diagram. Intended for a Nicad application this charging circuit can be used with a wide range of batt...
Mobile cellphone charger using 555 ic
Here is a circuit of mobile phone charger.The main part of the circuit mobile cellphone charger is timer IC NE555, used to charge and monit...
Touch Activated Alarm System using 555 IC
The 555 can be LM,NE or MC(cmos) type.C1/C2's working voltage should be increased to 25V if you decide to go with a 12V power source . R...
RF Remote Control Encoder and Decoder Chip Pinouts Explained
Making your own universal remote control systems today is very easy. Such procure the relevant chips, assemble them and here goes, your hi-...
9V Automatic Battery NiCd Charger using 555 IC
This automatic NiCd charger for 9V NiCd batteries is using 555 timer properties and is very easy to build. Why is an automatic 9 volts NiC...
Intelligent Water Pump Controller with Water-level Display
Most of the circuits for multi-level indication/control of water in tanks employ a bunch of wires running between the circuit and the over...
Automatic Emergency Light using 555 ic
This is the simple circuit of automatic emergency light . It is called dark dependent circuit. A 555 timer IC and LDR is used for thi...
Brushless DC Motor Driver Circuit Diagram
Use of brushless DC motors (BLDCs) is on the rise. But their control usually requires rotor-position information for selecting the approp...
How to build Solar Panel Based Charger And Small LED Lamp
You can save on your electricity bills by switching to alternative sources of power . The photo voltaic module or solar panel described he...