Voltage Regulators & Converters

SKU: PL-2097 | Brand: Pololu

The compact (0.4″ × 0.5″) D24V3F3 switching step-down (or buck) voltage regulator takes an input voltage between 4.3 V and 42 V and efficiently reduces it to 3.3 V while allowing for a maximum output current of 300...

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 ...

SKU: PL-2851 | Brand: Pololu

The Pololu D24V50F5 is a high-efficiency step-down (buck) voltage regulator that converts input voltages up to 38V down to a fixed 5V output. With a typical maximum output current of 5A and efficiency between 85% and ...

SKU: TB-ZV1634 | Brand: Little Bird

The MC78T12 is a positive linear voltage regulator in a TO-220 package, providing a fixed 12 V output at up to 3 A. It accepts an input voltage range of 12–35 V and includes built-in thermal overload and short-circuit...

SKU: PL-2098 | Brand: Pololu

The Pololu D24V3F5 is a compact buck (step-down) switching voltage regulator that converts input voltages up to 42 V down to a fixed 5 V output. With a typical efficiency of 80–90%, it significantly outperforms linear...

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...

SKU: EC-ACS33721L | Brand: Elecrow

You may need this item if you want to power your Arduino with a 3.7V LiPo battery to make it become a portable device. It made up of a “power cell” and “fuel gauge”, it allows you to connect a 3.7V single cell Lithium...

SKU: EF-EF03061 | Brand: ElecFreaks

This is a DC to DC step-down module based on LM2596 3A Step-Down Voltage Regulator. The LM2596 series of regulators are monolithic integrated circuits that provide all the active functions for a step-down(buck) swi...

SKU: FT-LEVEL | Brand: Freetronics

Many of the most interesting sensors and devices are only available in 3.3V or even lower voltage versions, which can be a problem if you want to connect them to a 5V microcontroller such as an Arduino. This module...

SKU: PL-2119 | Brand: Pololu

The Pololu S7V7F5 is a compact buck-boost switching voltage regulator that accepts a wide input range of 2.7 V to 11.8 V and produces a fixed 5 V output with typical efficiency over 90%. It automatically steps up or s...

SKU: PL-799 | Brand: Pololu

Overview The Pololu adjustable boost regulator is a very flexible switching regulator (also called a switched-mode power supply, SMPS, or DC-to-DC converter) that can generate voltages higher than its input volta...

SKU: AF-6092 | Brand: Adafruit

The Adafruit bq25185 is an all-in-one charging and power supply board that supports USB, DC, and solar charging with an integrated 3.3V buck converter. It is an excellent upgrade from MCP73833 or MCP73831-based charge...

SKU: SF-COM-18356 | Brand: SparkFun

Who doesn't occasionally need power regulation? We certainly do, so we've designed the SparkFun Buck Regulator Breakout to help us with just such a task. Featuring the AP63203 from Diodes Inc, this breakout board take...

SKU: YH-6000300018 | Brand: Little Bird

A dual-output breadboard power supply module that provides selectable 3.3 V and 5 V rails. Designed for use with the BBC micro:bit, Arduino, Raspberry Pi, and standard MB102 breadboards, it solves the common problem o...

SKU: ET-2427498 | Brand: Little Bird

The Raspberry Pi Foundation has released a multi-country power supply for the Raspberry Pi Technical Details Input Voltage AC Max: 264V Input Voltage AC Min: 90V Output Connector: USB Micro Output Current Max: 2A Out...

SKU: PI-COM0212 | Brand: Pimoroni

Take control of your voltage! These regulators will let you produce a reliable constant supply voltage for your circuits. Whether you're working from an unregulated supply or just need a precise voltage for your micro...

SKU: PI-COM-ZENDIO-5V-5 | Brand: Pimoroni

Zener diodes are a handy little companion for all sorts of jobs. They are rated with a fixed breakdown (avalanche) voltage above which, unlike normal diodes, they'll allow reverse current flow. But how could that b...

SKU: LB-00038 | Brand: Little Bird

Geek Ammo's Australian Made Logic Level converter makes it possible to connect 3.3V (or even lower voltage sensors) to 5V micro controllers like the Raspberry Pi. With this module you can easily connect different...

SKU: SF-PRT-00114 | Brand: SparkFun

A through-hole soldering kit that builds into a compact breadboard power supply. It accepts a DC barrel jack input and outputs a selectable 5 V or 3.3 V regulated supply via 0.1" (2.54 mm) header pins that plug direct...