I'm curious about something and this is the brainiest type of forum I know of. Does anyone know if there's a formula that companies use to develop their power ratings. That is if they use the example ...

Analog signal-chain designers know that in many situations, the analog/digital converter (ADC) driver is as critical to meeting design objectives as the converter itself, as it (among other things) ...

Fairchild Semiconductor (NYSE: FCS) introduces critical conduction mode (CRM) power factor correction (PFC) controller ICs specially designed to meet stringent stand-by power and harmonic regulations ...