Power Supplies

SKU: DF-DFR0571 | Brand: DFRobot

This is a DC-DC buck-mode power module, with input voltage range 8V~28V and fixed output voltage/current 5V/3A. Its work frequency can reach to 0.5MHz. The module has high conversion rate and small size, easy to embed...

SKU: DF-DFR0569 | Brand: DFRobot

This tiny DC-DC buck-boost converter automatically steps voltage up or down to deliver a stable 5 V output from a 3–15 V input. About the size of a coin (17 × 13 mm), it's ideal for embedding in projects where space i...

SKU: PL-2858 | Brand: Pololu

The D24V22Fx family of step-down voltage regulators generates lower output voltages from input voltages as high as 36 V. They are synchronous switching regulators (also called switched-mode power supplies (SMPS) or DC...

SKU: AF-658 | Brand: Adafruit

This 5V 10A Switching Power Supply delivers up to 50W of stable DC power, making it ideal for driving LED strips, motors, CNC projects, and other power-hungry 5V devices. It accepts both 110V and 220V AC input, so it ...

SKU: AF-3785 | Brand: Adafruit

This isolated PoE splitter takes a unified Power over Ethernet signal from a single RJ-45 cable and separates it into data (Ethernet) and regulated 5V DC power via a Micro USB plug. It works with any 802.3af-capable r...

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...

SKU: TB-MP3146 | Brand: Little Bird

Introducing our new range of Ultra-slim Switchmode AC adaptors. They are extremely light, sleek and compact; enough to snugly and neatly fit side by side on a power board, no more wasted AC outlets! Incorporates a ...

SKU: DF-DFR0940 | Brand: DFRobot

This power filter board for Raspberry Pi integrates solid capacitors, ceramic capacitors, and tantalum capacitors in a parallel hybrid filtering configuration. It filters low, mid, and high-frequency power noise from ...

SKU: AF-1476 | Brand: Adafruit

A 16mm illuminated pushbutton with a built-in blue LED and latching on/off action. Press once to switch on, press again to switch off — ideal for power switches, mode selectors, and control panels. The LED is wired i...

SKU: DF-DFR0208 | Brand: DFRobot

If you need to charge LiPo batteries, this simple charger will do just that, and do it fast! The Lithium Battery Charger can charge 3.7V LiPo battery at a rate of 500mA per hour. It is designed to charge single-cel...

SKU: SF-PRT-11476 | Brand: SparkFun

This barrel jack plug is great for adding a common connector to the end of our wires. This jack is compatible with 5.5mm barrel jacks that have a 2.1mm center pole diameter. The outer shell unscrews to reveal solder t...

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...

SKU: TB-MP3490 | Brand: Little Bird

Regulated output voltage, small size and higher power output make these AC adaptors suitable for thousands of different applications. Features: Slimline design Supplied with 7 plugs

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...

SKU: AF-1125 | Brand: Adafruit

Add a power switch to any project simply by plugging this between the power supply. This is the most useful thing you never knew you needed! You'll want to pick up a bunch for your electronic projects.Comes with a 5.5...

SKU: TB-MP3312 | Brand: Little Bird

This 12W switchmode plug pack features manually selectable voltage output (3V, 5V, 6V, 7.5V, 9V, or 12V DC) at up to 1000 mA, plus a built-in USB-A output socket for charging or powering USB devices. It comes with 7 i...

SKU: LB-12V3A | Brand: Little Bird

A regulated 12V 3A (36W) switching power supply that comes with multiple interchangeable DC plug adapters for compatibility with a wide range of 12V devices. Suitable for powering routers, LED strips, single-board com...

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...

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...

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 ...