Electronics Projects, 12V to 230V DC AC Inverter Circuit article
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DC 12V to 230V AC CMOS inverter circuit cd4047 monostable / astable multivibrator based on an integrated battery voltage 12v-230v AC 50hz or 60hz as increasing the output frequency can be adjusted.
This simple drive can serve as a source of voltage 230V/50Hz for appliances to power by the transformer used, which can be compact fluorescent lamps with ballast tlumivlou DZ series and classic, small motors, shavers, power televisions and other consumer electronics, backup gas boilers during a power failure. and current clip. Are used both in the home and at the cottage, ala especially of car, boat and everywhere where there is no grid 230. The connection is very simple. As a 50Hz square wave generator is used monostable flip-flop 4047 working in astable mode. The outputs 10 and 11 are available in anti-phase output pulses, which are driven by four MOS switches connected in a bridge connecting alternately winding transformer 10V to 12V supply voltage.
12V to 230V Inverter Schematic PCB
If the output IO1 10 H level, the transistor T3 is turned conductivity N, while the outlet 11 is L level at which the transistor T2 is switched conductivity P. After flipping levels at outputs 10 and 11 are referred transistors undone and transistors T1, T4. The presence of signals produced 230V glow. PR1 switch can change the frequency of the generator from 50Hz to 60 Hz. To power all these appliances is not necessary to use a crystal oscillator 50Hz. With the values of components RC oscillator on pins 1, 2 IO1 accuracy and frequency stability of about 2%, which for all these applications is sufficient. Increasing the frequency to 60Hz can be achieved by a significant reduction in the current drawn from the battery without a load connected-to a half. At this frequency also can be partially increase the speed of small induction motors. (Motorcycle without carbon.) At a frequency of 60Hz is possible to operate all of the above appliances and inverter achieves higher efficiency. The frequency of 60Hz is used in USA, Japan and many other countries.
- Input voltage 12V DC
- Output 230V AC /50/60Hz rectangular course.
- The possibility of changing the frequency of 50Hz to 60Hz.
- The effectiveness of at least 80-85%.
- Transformer 40W contained in the kit:
- Voltage 260V
- current 400 mA
- voltage lamp 25W 230V
- collection 25W at 2.5 A
voltage lamp 40W 220V
- 3,8A the collection burden 40W 3,8
Other Transformer on performance 100W/230V/10V
- 270V Voltage 270V
- current 800 mA
- voltage lamp 40W 225V
- voltage lamp 60W 210V
- the collection 60W