BOM Electronic Components Voltage Regulators LOW-NOISE BIAS SUPPLY IN MICROMA MAX881REUB-TG075 buy it!
$0.255-$3.32
Low-voltage AC-DC step-down power module DC-DC adjustable regulated power supply LM2596HV power module buy it!
$0.10-$0.99
The SGM7222 high-speed low-power DPDT analog switch uses a 1.8V to 4.3V single power supply for signal switching buy it!
$2.00-$3.00
LOW PRICE IC Wide range of supply voltages from 3.3V to 5.25V FT2850 arduino uno buy it!
$0.26-$0.30
YMIN SDL Low ESR Super Capacitor 2.7V Lead Type Capacitor for Power Supply
$1.19-$1.88