Do you have a flight controller that only outputs 5v to your receiver, and want to use the $25 Spektrum 4648 RX safely? This little step down is your solution! Plug this into your SPM4648 Diversity Rx and solder the other end to your FC with 5v out. No more having to solder to a small cap or having to buy the 4649T just for 5v compatibility.
Output: Regulated 3.3v