This is the inverter 100W circuit, use IC 4047 alike inverter 100W transistor I use MOSFET IRF540 instead Transistor 2N3055. It good Idae, power output 100W from transformer 2-3A. Read detail more in circuit. How to use CD4047 Monostable Astable Multivibrator IC This is AC Inverter. Input 12VDC from car battery to output 220V AC 50Hz or 60Hz at Square wave signal. The main part is CD4047 (or IC 4047. This is 100W Power Inverter that input voltage is 12V (CAR battery) to output volt 220V AC 50HZ. It is easy circuit because less component to use. It is used IC CD4047 Square. This is a small AC inverter. There are very small amounts. For the experimental study. Because low power of around less than a 60 watt only. However, you still can get a good basic circuit course. This circuit we use an IC-4047 as astable/monostable multivibrator that low.