
The MAX2209A is an efficient and fast RF power detector:
- Fast RF step-response allows faster tracking of the output envelope, ensuring more efficient and more accurate PA control
- Shutdown feature allows lower overall current consumption
- Small size saves board space
You can check out the complete datasheet.
Thanks rsdio!

Argh, another impossible to buy Maxim part.
… but you can probably get a free sample!
… and then complain to Maxim that you can’t purchase it!