How does a 3.7v to 220v inverter work? I have tried doing one using MJE13003 transistor with no luck, though. I'm only able to light up a 3v LED. - Quora
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700 WATTS INVERTER 12V TO 220V with Reverse Polarity Protection USING TL494 PWM IC || PCBWAY - Share Project - PCBWay
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12V To 0-110-220V Micro Tl494 100W Inverter Double 110 V Booster Circuit Board : Amazon.in: Home Improvement
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