Full-wave rectifier circuit and power supply circuit

A power supply circuit configured to generate an output voltage at a target level from an alternating current (AC) voltage inputted thereto, the power supply circuit comprising:

• a full-wave rectifier circuit configured to receive the AC voltage, and output a full-wave rectified voltage;
• an inductor configured to receive the full-wave rectified voltage;
• a transistor configured to control an inductor current flowing through the inductor;
• a switching control circuit configured to control switching of the transistor,
• the full-wave rectifier circuit including
• a first input line and a second input line that are configured to receive the AC voltage,
• an output line configured to output the full-wave rectified voltage for power factor correction, and
• a ground line that is grounded,
• a first diode having
• an anode connected to the first input line, and
• a cathode connected to the output line,
• a second diode having
• an anode connected to the ground line, and
• a cathode connected to the first input line,
• a third diode having
• an anode connected to the second input line, and
• a cathode connected to the output line,
• a fourth diode having
• an anode connected to the ground line, and
• a cathode connected to the second input line;
• and
• a first capacitor, a second capacitor, a third capacitor and a fourth capacitor connected in parallel with the first to fourth diodes, respectively.