Pololu - Step-Down (Buck) Voltage Regulators
Switching buck converters reduce an input voltage to a lower, regulated voltage much more efficiently than linear regulators.
Pololu Adjustable Boost Regulator 2.5-9.5V
Buy Pololu 5V, 15A Step-Down Voltage Regulator D24V150F5 with cheap price
Pololu 6V 2.5A Step-Up/Step-Down Voltage Regulator S13V25F6
This synchronous switching step-down (or buck) regulator takes an input voltage of up to 38 V and efficiently reduces it to 5 V with an available
Pololu 5V, 6A Step-Down Voltage Regulator D24V60F5
Pololu - Step-Up/Step-Down Voltage Regulators
5V Step-Up/Step-Down Voltage Regulator S13V30F5 - RobotShop
Pololu Adjustable Step-Up/Step-Down Voltage Regulator S7V8A, POLOLU-2118
Pololu - 7.5V Step-Up/Step-Down Voltage Regulator S8V9F7
Step-Up/Step-Down Voltage Regulator S13V25F9 - 9V 2,5A - Pololu 4983 Botland - Robotic Shop
Pololu 5V, 5A Step-Down Voltage Regulator D24V50F5, POLOLU-2851
Pololu Step-Down Voltage Regulator D24V25F3 - Botland - Robotic Shop
Pololu - 7.5V, 3A Step-Down Voltage Regulator D30V30F7