Voltage Regulators & Converters
Browse our range of voltage regulators and converters, including linear regulators, buck and boost modules, and DC-DC converters for your electronics projects. Whether you're powering a Raspberry Pi, driving motors, or building a custom power supply, you'll find the right module here.
Ideal for makers, hobbyists, STEM educators, and professionals across Australia. We stock step-up, step-down, and adjustable converters in a variety of output voltages and current ratings, plus handy logic level converters for interfacing between different voltage systems.
Buck Converter - 6-20V to 5V/3A
SKU: SF-COM-18375 | Brand: SparkFun
This is a high grade DC Buck converter that inputs 6 to 12V and outputs 5V up to 3A or 15W. With good thermal performance and protection, this DC block is perfect for battery applications (such as SLAs or LFPs) that n...
Delivered by Tue 20 Oct
DC-DC Automatic Step Up-down Power Module (2.5~15V to 3.3V 600mA)
SKU: DF-DFR0568 | Brand: DFRobot
This compact DC-DC buck-boost converter automatically steps voltage up or down to deliver a stable 3.3 V output from a wide 2.5–15 V input range. With a maximum output current of 600 mA and ultra-low 180 µA quiescent ...
Delivered by Fri 9 Oct
SparkFun Breadboard Power Supply Stick - 5V/3.3V
SKU: SF-PRT-13032 | Brand: SparkFun
A simple breadboard power supply that takes a 6–12 V input and outputs a regulated 5 V or 3.3 V. All headers are at 0.1" pitch for direct insertion into a standard breadboard, with the output pins spaced to power both...
Delivered by Fri 9 Oct
DC-DC Boost Module (0.9-5V)
SKU: DF-FIT0471 | Brand: DFRobot
INTRODUCTION This is a small DC - DC boost module that converts a 0.9 ~ 5v power source to standard 5V, making it capable of supplying power to an Arduino microcontroller and other small ...
Delivered by Fri 9 Oct
DC-DC Step Down Buck Converter (15~24V to 12V/12A)
SKU: DF-DFR1208 | Brand: DFRobot
##Introduction This DC-DC step-down converter module is designed to efficiently reduce a high input voltage (15-24V) to a stable 12V output, supporting up to 12A of current. The module offers high conversion efficienc...
Delivered by Tue 20 Oct
4-Channel Level Converter (12V to 5V)
SKU: DF-DFR0914 | Brand: DFRobot
This DFRobot 4-channel optocoupler-isolated level converter translates 12V signals down to 5V, making it easy to interface industrial sensors and PLC outputs with Arduino and other 5V microcontrollers. Each channel fe...
Delivered by Tue 20 Oct
Buck/Boost Converter - 8-40V to 12V/3A
SKU: SF-COM-18376 | Brand: SparkFun
An industrial-grade DC buck-boost converter that accepts 8–40V input and delivers a regulated 12V output at up to 3A (36W). Ideal for battery-powered systems where input voltage varies — such as SLA or LiFePO4 batteri...
Delivered by Tue 20 Oct
SparkFun BabyBuck Regulator Breakout - 3.3V (AP63203)
SKU: SF-COM-18357 | Brand: SparkFun
Who doesn't occasionally need power regulation? We certainly do, so we've designed the SparkFun BabyBuck Regulator Breakout to help us with just such a task. Featuring the AP63203 from Diodes Inc, this breakout board ...
Delivered by Tue 20 Oct
MPM3610 5V Buck Converter Breakout - 21V In 5V Out at 1.2A
SKU: AF-4739 | Brand: Adafruit
This little buck converter based on the MPM3610 is a marvel, taking up to 21V input and providing a 5V output with up to 1.2A current. It's great for supplying power to popular 5V voltage circuits from a range of b...
Delivered by Mon 2 Nov
Precision LM4040 Voltage Reference Breakout - 2.048V and 4.096V
SKU: AF-2200 | Brand: Adafruit
How good is your multimeter really? Or maybe your analog converter needs a good reference? Or lets say you want to test your microcontroller's conversion accuracy & precision. If only you had a dependable, high ...
Delivered by Fri 9 Oct
38W DC-DC Converter 7.5V@5A
SKU: DF-FIT0168 | Brand: DFRobot
A waterproof DC-DC step-down converter that takes 11–35V DC input (compatible with 12V and 24V systems) and outputs a regulated 7.5V at up to 5A (38W). The sealed, shockproof enclosure and 96% efficiency make it well ...
Delivered by Fri 9 Oct
45W DC-DC Converter 9V@5A
SKU: DF-FIT0169 | Brand: DFRobot
A waterproof DC-DC step-down (buck) converter that accepts 16–36V DC input and outputs a stable 9V at up to 5A (45W). The sealed, shockproof enclosure and 96% efficiency make it well suited for robotics, vehicles, and...
Delivered by Tue 20 Oct
LM3671 3.3V Buck Converter Breakout - 3.3V Output 600mA Max
SKU: AF-2745 | Brand: Adafruit
Your power supply problems just got SUPER SOLVED! This 3.3V Buck Converter Breakout board is great for supplying power to low voltage circuits from a single Li-Ion cell battery or USB power...
Delivered by Mon 2 Nov
Linear Voltage Regulator Assortment Pack - 50 pcs
SKU: LB-LS5006 | Brand: Little Bird
This assortment pack contains 50 linear voltage regulators across 10 popular types, giving you a handy selection for power supply projects and prototyping. All regulators are in the TO-220 package and cover a wide ran...
Delivered by Fri 9 Oct
USB Type C 3.1 PD to 5.5mm Barrel Jack Cable - 5V 5A Output
SKU: AF-5968 | Brand: Adafruit
This cable will let you get rid of all those wall adapters you have stashed in the plastic bin in the basement. Instead of multiple wall warts with different power and current capabilities, this cable will convert any...
Delivered by Mon 2 Nov
Adafruit 12V Bias Voltage Boost Converter - TPS61040
SKU: AF-5644 | Brand: Adafruit
The Adafruit 12V Bias Voltage Boost Converter uses the TI TPS61040 to generate 12V DC from as little as 3V input. This compact breakout is ideal for generating the bias voltage needed by OLED displays, LED string back...
Delivered by Fri 9 Oct
SparkFun MOSFET Power Switch and Buck Regulator (Low-Side)
SKU: SF-COM-23979 | Brand: SparkFun
Does your microcontroller need to control a high-voltage item, like a 12V LED strip, while also needing to be powered? Do you want to avoid having multiple power adapters and microcontrollers for your project? The MOS...
Delivered by Tue 20 Oct
60W Adjustable DC-DC Buck Converter Module
SKU: DF-DFR1025 | Brand: DFRobot
A high-efficiency 60W DC-DC buck converter module that steps down 9–15V input to an adjustable 0.6–5.1V output at up to 18A. Ideal for powering WS2812 RGB LED strips, servos, and other devices requiring low voltage wi...
Delivered by Tue 20 Oct
Adafruit QT 5V to 3V Shifter Breakout - STEMMA QT / Qwiic
SKU: AF-5637 | Brand: Adafruit
The Adafruit QT 5V to 3V Shifter Breakout lets you safely connect 3.3 V STEMMA QT / Qwiic sensors to 5 V microcontrollers like the Arduino Uno. Many I2C sensors and Qwiic-compatible devices are not 5 V safe — connecti...
Delivered by Fri 9 Oct
Adafruit QT 3V to 5V Level Booster Breakout - STEMMA QT / Qwiic
SKU: AF-5649 | Brand: Adafruit
The Adafruit QT 3V to 5V Level Booster Breakout lets you connect 3.3 V STEMMA QT / Qwiic devices to sensors and peripherals that require 5 V power or logic. Most modern microcontrollers (ESP32, RP2040, SAMD, micro:bit...
Delivered by Fri 9 Oct