Power Management

SKU: SF-COM-21337 | Brand: SparkFun

The SparkFun 3.3V Buck Regulator Breakout features the AP3429A from Diodes Inc., a 2A step-down DC-DC converter with an input voltage range of 2.7V to 5.5V. This full-size, 1in. x 1in. version of our buck regulator bo...

SKU: SF-COM-21338 | Brand: SparkFun

The SparkFun 1.8V Buck Regulator Breakout features the AP3429A step-down DC-DC converter, providing a regulated 1.8V output at up to 2A continuous current from a 2.7V to 5.5V input. An enable pin allows the output to ...

SKU: AF-5436 | Brand: Adafruit

A squishy silicone button module with a built-in PWM controller and colour-changing power indicator. Press to cycle through three power levels — 100%, 70%, and 35% duty cycle — with the illuminated power symbol glowin...

SKU: DF-FIT0884 | Brand: DFRobot

This DC 5.5×2.1mm power splitter cable lets you power two DC devices from a single power source. Each cable splits one female DC jack into two male DC plugs, making it easy to share a power adapter between devices. B...

SKU: AF-5365 | Brand: Adafruit

A 30 cm cable with a standard 4-pin Molex connector, designed to tap into the 5V or 12V DC power rails of an AT or ATX power supply. Perfect for powering electronics projects directly from a desktop PSU. The connecto...

SKU: DF-DFR0758 | Brand: DFRobot

This fast-charging module comes with both USB and Type-C ports, supporting 10.5-32V voltage input and 5V/3A output, and multiple charging protocols.With steady output, this Fast Charge Module is able to work for a lon...

SKU: DF-DFR0852 | Brand: DFRobot

A 4-channel USB buck converter module with built-in fast-charge protocol support. Accepts 6–32V input and provides adjustable 3–12V output (default 5V) across four independent USB ports, each capable of triggering fas...

SKU: DF-DFR0849 | Brand: DFRobot

A dual-output USB fast-charging buck module with wide 6–32V input range and adjustable 3–12V output. It supports multiple fast-charging protocols including Qualcomm QC 3.0, Huawei FCP/SCP, and Samsung AFC, making it c...

SKU: AF-3573 | Brand: Adafruit

The Adafruit TPL5111 Low Power Timer Breakout turns any electronics project into a low-power system by periodically toggling an enable pin. Connect it to your project's enable line, and the TPL5111 will handle the res...

SKU: SF-COM-16810 | Brand: SparkFun

The SparkFun Qwiic Dual Solid State Relay is a power delivery board that allows users to switch two AC loads from a low power microcontroller using the SparkFun Qwiic connect system. The board features two 25A/250VAC ...

SKU: EC-RPA03024P | Brand: Elecrow

This smart fan and power expansion board are designed for DIY makers, especially for Raspberry Pi lover, it is compatible with Raspberry Pi 3/ 2B/ B+. Built-in temperature sensor, with active cooling fan, you can c...

SKU: EF-EF03090 | Brand: ElecFreaks

The Wireless Charging Module can be applied in electronic equipments in common use for close wireless charging or power supply. Consisted of a transmitter and insolation coil, it could serve as a replacement for th...

SKU: EF-EF03089 | Brand: ElecFreaks

A compact wireless charging module consisting of a transmitter and receiver coil pair, providing stable 5 V output with up to 600 mA current. Designed for close-range wireless power transfer in electronics projects wh...

SKU: SF-DEV-15801 | Brand: SparkFun

The SparkFun Power Delivery Board uses the STMicroelectronics STUSB4500 controller to negotiate USB Power Delivery (PD) contracts with compatible chargers and adapters. Instead of being limited to 5 V from a standard ...

SKU: DF-FIT0619 | Brand: DFRobot

This battery holder connects 3× AA batteries in series, providing approximately 4.5V from alkaline cells. It features a PH2.0-2P connector with a 15cm wire lead, making it compatible with DFRobot boards and other devi...

SKU: SF-PRT-15700 | Brand: SparkFun

A 4-pin right-angle ATX connector designed to mate with the standard 4-pin peripheral power connector commonly found on ATX power supplies. Through-hole (PTH) mounting for secure PCB attachment. Specifications Pins...

SKU: SF-PRT-15217 | Brand: SparkFun

The SparkFun LiPo Charger Plus is the souped-up power option in the SparkFun line of single-cell lithium polymer (LiPo) battery chargers. With this iteration, we've changed the input charge connector to USB-C and prov...

SKU: SF-COM-15208 | Brand: SparkFun

The SparkFun Buck-Boost Converter is a handy power accessory board that allows you to fine tune the amount of power your project receives. This converter can take an input voltage of anywhere from 3-16V which can then...

SKU: EF-EF03409 | Brand: ElecFreaks

ELECFREAKS Power:bit is a kind of micro:bit extension board with minimum size. It is powered by two 2025 button batteries and carries a buzzer on the board

SKU: DF-FIT0588 | Brand: DFRobot

This is a CE-certified XT90 plug that is mini-sized and takes up less space. The banana plug features a true gold plating and a cross-slot design with a larger contact area that can withstand a constant 40A and peak ...