Production of dual 12v to 220v inverter

Building an inverter circuit that can convert 12V DC power to 220V AC power is a great way to have a portable power source for your electronics when mains power is not available.

A DC to AC inverter circuit transforms 12V DC input into 220V AC output, enabling you to power standard household devices from battery sources. This comprehensive guide will walk you through the theory, components, design considerations, and step-by-step construction of a reliable 12V to 220V inverter circuit.

Here, a simple voltage driven inverter circuit using power transistors as switching devices is build, which converts 12V DC signal to single phase 220V AC. The basic idea behind every inverter circuit is to produce oscillations using the given DC and apply these oscillations across the primary of the transformer by amplifying the current.

The inverter circuit works by converting the 12V DC power from a battery or power supply into 220V AC power. The DC to AC inverter IC acts as the heart of the circuit, generating the necessary AC signal. The step-up transformer then steps up the voltage to 220V, while the capacitors and diodes help to smooth out the output waveform.

F = 1/ (1.38*R2*C1) The inverting signals from the oscillator are amplified by the Power MOSFETS T1 and T4. These amplified signals are given to the step-up transformer with its center tap connected to 12V DC. The turns ratio of the transformer must be 1:19 in order to convert 12V to 220V.

To start, you'll need a few key components: a DC to AC inverter IC, a step-up transformer, a couple of capacitors, resistors, and diodes. These components can be easily obtained from electronics stores or online retailers. Once you have all the components, you can begin assembling the circuit according to the provided diagram.