Regulated charger with Backup. Utility Gadgets.10

Here is a Battery backup circuit with regulated charger. The circuit immediately takes the 12 Volt load in the event of a mains failure. The circuit also has a constant voltage and current regulation section and a battery full indicator. This kind of circuit is used in UPS and Inverter. The circuit is designed for 12 volt battery but it can be used for 6 volt battery also with slight modification
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Familiarize Electronic Components Part II – Transistors

This section describes the features of Transistors, their working and Pin identification methods.

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Know the meaning of Transistor and IC Codes

Transistors and ICs are coded so as to identify its semiconductor, use, type, make etc. By using the codes, it is easy to select the appropriate component for the circuit. See the meaning of these codes.

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