SimpleTronic | Polarity Inverter (charge pump) @simpletronic1299 | Uploaded May 2017 | Updated October 2024, 2 hours ago.
This circuit generates a negative polarity voltage from a positive one. Useful for OP amp circuits and small audio power amplifier circuits powered from a single voltage source like a battery. Power output is up to 10w. Maximum input voltage is 18V.
note: at minute 1:26 text should read: "minus 2*Vf"

Music album:
distrokid.com/hyperfollow/rekena/short-stories