STEP-UP AUTOMATIC MATCHING CIRCUIT, AND POWER CONVERSION DEVICE USED FOR SMART TRAVEL

摘要

Provided is a voltage step-up automatic matching circuit, comprising an alternating current input terminal (10), a rectifier filter circuit (20), a switching circuit (30), a voltage step-up converter circuit (40), a PFC control circuit (52), a bridge inverter circuit (60), an alternating current output terminal (70), and an inverter control circuit (80). The switching circuit (30) is connected to the rectifier filter circuit (20), the voltage step-up converter circuit (40) is connected to the switching circuit (30), the PFC control circuit is connected to the switching circuit (30) and the voltage step-up converter circuit (40), the bridge inverter circuit (60) is connected to the voltage step-up converter circuit (40), the alternating current output terminal (70) is connected to bridge inverter circuit (60), and the inverter control circuit is connected to the alternating current output terminal (70) and the bridge inverter circuit (60). The voltage step-up automatic matching circuit steps up a wide voltage and has a broad range of applications.