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.
UBEC DC/DC Step-Down (Buck) Converter - 5V @ 3A output
SKU: AF-1385 | Brand: Adafruit
Your power supply problems just got SOLVED! This little circuit board may look tiny but inside is a high efficiency DC/DC step-down converter which can output up to 3 Amp at 5V without the need of any heat-sink or for...
Delivered by Fri 10 Jul
5V 1.5A Linear Voltage Regulator - 7805 TO-220
SKU: AF-2164 | Brand: Adafruit
The classic L7805 linear voltage regulator in a TO-220 package, capable of delivering a clean, regulated 5.0 V output (±2%) from an input voltage of 7–35 V. With built-in current limiting and thermal shutdown protecti...
Delivered by Mon 22 Jun
Adafruit bq25185 USB / DC / Solar Charger with 5V Boost Board
SKU: AF-6106 | Brand: Adafruit
The Adafruit bq25185 with 5V Boost is an all-in-one charging and power supply board that supports USB, DC, and solar charging with an integrated 5V boost converter. It is designed for projects that need a stable 5V su...
Delivered by Mon 22 Jun
3.3V 250mA Linear Voltage Regulator - L4931-3.3 TO-92
SKU: AF-2166 | Brand: Adafruit
A low-dropout (LDO) 3.3 V linear voltage regulator based on the ST L4931 in a TO-92 package. With just 0.4 V dropout, it delivers a clean, regulated 3.3 V output from input voltages as low as 3.7 V — well suited for s...
Delivered by Mon 22 Jun
DC-DC Step Down Buck Converter (6~24V to 5V/16A)
SKU: DF-DFR1202 | Brand: DFRobot
A high-efficiency DC-DC step-down (buck) converter that accepts 6–24 V input and delivers a stable 5 V output at up to 16 A. With over 90% conversion efficiency at typical loads and output ripple below 20 mV, it provi...
Delivered by Wed 1 Jul
SparkFun BabyBuck Regulator Breakout - 5V (AP63357)
SKU: SF-COM-21256 | Brand: SparkFun
The SparkFun BabyBuck Regulator Breakout delivers a regulated 5V output from a 6–32V input in an ultra-compact 0.63" × 0.52" form factor. Based on the AP63357 synchronous buck converter from Diodes Inc., it provides u...
Delivered by Mon 22 Jun
TPS62827 3.3V Buck Converter Breakout - 3.3V Output 2 Amp Max
SKU: AF-4920 | Brand: Adafruit
This little buck converter based on the TPS62827 is super handy, taking up to 5.5V input and providing a 3.3V output with up to 2A current. It's great for supplying power to hungry 3.3V voltage circuits from a range o...
Delivered by Mon 22 Jun
Voltage Regulator - Adjustable
SKU: SF-COM-00527 | Brand: SparkFun
The LM317TG is a three-terminal adjustable positive voltage regulator with an output range of 1.2V to 37V and up to 1.5A output current. Only two external resistors are needed to set the desired output voltage, making...
Delivered by Mon 22 Jun
Adjustable breadboard power supply kit [v1.0]
SKU: AF-184 | Brand: Adafruit
Build your own breadboard-friendly adjustable power supply with this soldering kit. Based on the MIC2941 low-dropout regulator, it provides a guaranteed 1.25A output with only 40–400 mV dropout — far better than the L...
Delivered by Mon 22 Jun
AP3429A 3.3V Buck Converter Breakout - 3.3V Output 1.2A Max
SKU: AF-4711 | Brand: Adafruit
The AP3429A Buck Converter Breakout steps down 3.4–5.5V input to a stable 3.3V output at up to 1.2A, with 90–95% efficiency. It's ideal for powering 3.3V circuits from LiPo batteries, 3× alkaline cells, or USB power s...
Delivered by Mon 22 Jun
3.3V 800mA Linear Voltage Regulator - LD1117-3.3 TO-220
SKU: AF-2165 | Brand: Adafruit
A popular low-dropout (LDO) 3.3 V linear voltage regulator based on the LD1117 in a TO-220 package. With approximately 1 V dropout and up to 800 mA output current, it cleanly steps down 5–15 V supplies to a regulated ...
Delivered by Fri 10 Jul
SparkFun Buck Regulator Breakout - 5V (AP63357)
SKU: SF-COM-21255 | Brand: SparkFun
The SparkFun 5V Buck Regulator Breakout features the AP63357 from Diodes Inc., a 3.5A synchronous buck converter with a wide input voltage range of 3.8V to 32V. The fully integrated 74mΩ high-side power MOSFET/40m...
Delivered by Wed 1 Jul
DC-DC Charge Discharge Integrated Module (5V/2A)
SKU: DF-DFR1026 | Brand: DFRobot
This is a DC charging and discharging integrated module, with 5V normally open output, which is not affected by load access and has a maximum load current of 2A. It features 4 levels of charge/discharge electricity in...
Delivered by Wed 1 Jul
USB to 5.5mm/2.1mm DC Booster Cable - 9V or 12V Output
SKU: AF-5457 | Brand: Adafruit
This cable is kinda fascinating - it has an integrated boost converter, so you can plug it into any USB port (from a computer, battery pack, etc), and it will give you a higher DC voltage! It's a handy way to power...
Delivered by Fri 10 Jul
4-Channel Level Converter (12V to 3.3V)
SKU: DF-DFR0913 | Brand: DFRobot
This DFRobot 4-channel optocoupler-isolated level converter translates 12V signals down to 3.3V, making it easy to interface industrial sensors and PLC outputs with Arduino, Raspberry Pi, and other 3.3V microcontrolle...
Delivered by Mon 22 Jun
Adafruit MiniBoost 5V @ 1A - TPS61023
SKU: AF-4654 | Brand: Adafruit
The Adafruit MiniBoost 5V @ 1A is a compact inductor-based boost converter that delivers up to 1 A of regulated 5 V output from a 2–5 V input. About the size of a linear regulator, it's perfect for powering microcontr...
Delivered by Fri 10 Jul
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 Wed 1 Jul
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 Mon 22 Jun
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 Mon 22 Jun
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 Wed 1 Jul