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UCC24630: SR controller promotion selection for 130kHz max frequency and flyback application, need output short protection.

Part Number: UCC24630
Other Parts Discussed in Thread: UCC24612

Tool/software:

Hi Expert,

The customer has a sysc rectifier need, customer's topology is two-switch flyback in Air-condition outdoor unit power. And his max frequency is about 130kHz and second-rectifier mosfet's Rds(on) is about 7mΩ.

I have these question as below:

1、What's the hero product in SR product, and pls promote a suitable hero product to meet customer's spec? what's the main application EE?

2、Customer wonder if UCC24630/UCC24612 have the mosfet's Rds(on) limitation?

3、Can you teach me what's the different control mode's disadvantage and advantages at application, such as /Volt-second balancing/Vds sensing. Which mode is better?

Best regards,

Cicely