UBEC DC/DC Step-Down (Buck) Converter - 5V @ 3A output : ID 1385 : $9.95 : Adafruit Industries, Unique & fun DIY electronics and kits
DC-DC 0.9-5V to DC 5V Step-UP Boost Voltage Converter Modul
DC DC Converters | Electronic Components Distributor DigiKey
UBEC DC/DC Step-Down (Buck) Converter - 5V @ 3A output : ID 1385 : $9.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: 1pc DC-DC Buck Adapter, 12V/24V to USB 5V 3A Converter Regulator Cable Wires for The Field of Car Audio, Radio, Monitor : Electronics
Dd4012sa_5v*10 10pcs 5w 7-40v To 5v Dc Dc Buck Converter Module Step-down Voltage Regulator Board - Inverters & Converters - AliExpress
Ce025*2 Dc Dc 0.9-5v To 5v Step Up Converter For Arduiuo For Uno Mega2560 Raspberry Pi Mcu Arm Development Board - Inverters & Converters - AliExpress
DEBO DCDC BOOST: Developer boards - voltage regulator 0.9...5V, DC - DC converter, at reichelt elektronik
Amazon.com: 12v to 5v Volt Converter, DROK DC 8-35V to 5V 3A 15W Voltage Regulator Board Power Supply Module, 9V 12V 24V Waterproof Car Volt Step Down Buck Converter : Electronics
Power Converter 12/24VDC to 5VDC - AndyMark, Inc
LM317 DC-DC Converter 5V 6V 9V 12V 24V Voltage Step Down Module Linear Regulator
Amazon.com: 1pc DC-DC Buck Adapter, 12V/24V to USB 5V 3A Converter Regulator Cable Wires for The Field of Car Audio, Radio, Monitor : Electronics