Voltage Regulators & Converters

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...

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...

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...

SKU: AF-2190 | Brand: Adafruit

The VERTER is a buck-boost DC-DC converter that accepts 3–12 V input and outputs a stable 5.2 V — ideal for powering Arduino, Raspberry Pi, and other 5 V electronics from a wide variety of battery packs. The slightly ...

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 ...

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 ...

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...

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...

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...

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...

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...

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...

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...

SKU: DF-DFR0952 | Brand: DFRobot

This compact DC-DC boost converter steps up input voltages from 2.5V to a selectable output of 5V, 8V, 9V, or 12V (default 12V) at over 80% conversion efficiency. Two solder pads (A and B) on the front of the module a...

SKU: DF-FIT0870 | Brand: DFRobot

A USB to DC boost converter cable that steps up 5 V from a USB power source to either 9 V or 12 V output, selectable via a built-in switch. A digital LED display shows the current output voltage. Simply plug the USB e...

SKU: DF-DFR0911 | Brand: DFRobot

The 2-Channel Level Converter translates 12V signals down to 3.3V using optocoupler isolation, making it easy to interface industrial sensors and PLC signals with 3.3V microcontrollers like Arduino. It supports common...

SKU: DF-DFR0756 | Brand: DFRobot

This USB fast-charge module integrates the most common 5V charging recognition function and provides compatibility for more than 99% of mobile phones on the market. Compared with other products without a charge recogn...

SKU: AF-4683 | Brand: Adafruit

This little buck converter based on the MPM3610 is a marvel, taking up to 21V input and providing a 3.3V output with up to 1.2A current. It's great for supplying power to popular 3.3V voltage circuits from a range of ...

SKU: SF-PRT-14765 | Brand: SparkFun

The SparkFun Single Supply Logic Level Converter is logic level and power supply translator in one small package. This little board breaks out the Texas Instruments TXB0104 4-bit bi-directional voltage-level tran...

SKU: AF-3661 | Brand: Adafruit

The Adafruit MiniBoost is a tiny charge-pump voltage booster that converts 3–5 V input to a regulated 5 V output at up to 100 mA. About the size of a linear regulator, it's an easy drop-in solution for battery-powered...