9.0 V DC REGULATORS
POLOLU
Pololu
2.5-9V Fine-Adjust Step-Up/Step-Down Regulator w/ Adjustable Low-Voltage Cutoff
2.5-9V Fine-Adjust Step-Up/Step-Down Voltage Regulator S9V11MA
2861
2869
3785
9V, 2.3A Step-Down Voltage Regulator D24V22F9