Part Number: UCC28C41 UCC28C41 use in Flybuck System, Schematic Design VCC input voltage 12V, VCC input resistance 4.7K,The phenomenon is as follows: 1、When UCC28C41 cannot boot,VCC input voltage measure is 1.53V;
2、When short input resistance 4.7K,Flybuck System…
Part Number: UCC28740 Other Parts Discussed in Thread: PMP41009
Hello, I have designed an AC-DC flyback converter with an input of 85–900 VAC and an output of 24 VDC, adopting a two-switch cascaded flyback topology that is consistent with the design of…
Part Number: UCC28740 Other Parts Discussed in Thread: PMP41009 Hello, respected experts. I have encountered a problem. I designed a wide - input - range flyback converter using the UCC28740 chip and the same two - transistor cascaded flyback topology…