The components are smaller and run from a lower voltage so no need to boost the voltage. Same as your computer, way back when you had simple calculators with TTL gates they ran up to 15V. Then CMOS technology runs at 5. Then you compact the down to modern stuff at 3.3v and even lower in cpu cores.
WARNING & DISCLAIMER:
SELECT AND USE OUTDOORS AND SURVIVAL EQUIPMENT, SUPPLIES AND TECHNIQUES AT YOUR OWN RISK. Information posted
on this forum is not reviewed for accuracy and may not be reliable, use at your own risk. Please
review the full WARNING & DISCLAIMER about information on this
site.