The FSDMxxxx series of flyback controllers, and the FSCQxxxx series of QR Flyback controllers, have an effective feedback loop primary side pullup resistor of value 2.8k.
..Considering the FAN6300 QR Flyback controller, would you agree that its “equivalent” pullup resistor value is 5k?
The FAN6300 datasheet and App note (below) don’t say.
FSCQxxxx datasheet:
https://www.onsemi.com/pdf/datasheet/fscq1565rt-d.pdf
FSDMxxxx datasheet:
https://www.onsemi.com/pdf/datasheet/fsdm0465rb-d.pdf
FAN6300 datasheet
https://www.onsemi.com/pdf/datasheet/fan6300-d.pdf
FSCQxxxx series App Note:
https://www.onsemi.cn/pub/Collateral/AN-4146CN.pdf
FSDMxxxx series App Note:
http://educypedia.karadimov.info/library/AN-4137.pdf
FAN6300 App Note:
https://www.onsemi.com/pub/collateral/an-6300.pdf
..Considering the FAN6300 QR Flyback controller, would you agree that its “equivalent” pullup resistor value is 5k?
The FAN6300 datasheet and App note (below) don’t say.
FSCQxxxx datasheet:
https://www.onsemi.com/pdf/datasheet/fscq1565rt-d.pdf
FSDMxxxx datasheet:
https://www.onsemi.com/pdf/datasheet/fsdm0465rb-d.pdf
FAN6300 datasheet
https://www.onsemi.com/pdf/datasheet/fan6300-d.pdf
FSCQxxxx series App Note:
https://www.onsemi.cn/pub/Collateral/AN-4146CN.pdf
FSDMxxxx series App Note:
http://educypedia.karadimov.info/library/AN-4137.pdf
FAN6300 App Note:
https://www.onsemi.com/pub/collateral/an-6300.pdf