All Products

SKU: AF-1385

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 forced cooling. (It does get a bit toasty at 3A though) UBEC stands for "universal ...

SKU: DF-DFR0884

This dual-USB step-down buck converter accepts 8–32V DC input and delivers a regulated 5V output at up to 3A across two USB Type-A ports simultaneously. With over 85% conversion efficiency and built-in reverse-connection and overload protection, it provides a compact and reliable way to power USB...

SKU: DF-DFR0571

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.Besides, it has steady output voltage, which can work long time without voltage...

SKU: DF-DFR0570

This is a DC-DC buck-mode power module, with input voltage range 5.5~28V and fixed output voltage/current 3.3V/3A. Its work frequency can reach to 0.5MHz. The module has high conversion and tiny body, convenient to embed.Besides, it has steady output voltage, which can work long time without volt...

SKU: DF-DFR0569

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 is tight and a reliable 5 V supply is needed. With a maximum output current of 6...

SKU: DF-DFR1015

Multiple-output DC–DC converters are essential in a multitude of applications where different DC output voltages are required.This DC-DC step-down voltage power module converts 7.5V~30V input to an output of 3.3V/5V/9V/12V (default to 5V), which can be selected by short-circuiting the correspondi...

SKU: DF-DFR1202 · MPN: DFR1202

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 provides clean, reliable power for demanding applications. The module includes over-...

SKU: SF-COM-21255

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/40mΩ low-side power MOSFET provides a high-efficiency step-down DC/DC conversio...

SKU: SF-COM-18376

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 batteries powering routers, Wi-Fi equipment, or other 12V loads — this module automatic...

SKU: DF-DFR0952

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 allow you to configure the output voltage — refer to the markings on the back of ...

SKU: DF-DFR0929

This industrial-grade 50W high-power step-down module offers a voltage input range of 9-18V and a maximum output of 5V/10A. It has the characteristics of high isolation withstand voltage of 1500V DC or 800V AC, low radiation interference, ripple noise, etc. With short-circuit protection and input...

SKU: DF-DFR0568

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 current, it's perfect for battery-powered projects and embedded systems that nee...

SKU: DF-DFR0379

A 20W adjustable DC-DC buck converter module based on the LM2596 step-down regulator, featuring a built-in digital display that shows the output voltage in real time. Adjust the output from 1.25V to 37V using the onboard potentiometer — no multimeter needed. Wire terminals mean no soldering is re...

SKU: SF-COM-21256

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 up to 3.5A continuous output with high efficiency, integrated MOSFETs, and compre...

SKU: DF-DFR0849

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 compatible with 99% of smartphones on the market. Both USB channels operate indep...

SKU: SF-COM-18375

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 need to power a USB or 5V device even while the input is varying (battery charge/...

SKU: DF-DFR0852

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 fast-charge negotiation for compatible devices. The module automatically negotiate...

SKU: DF-DFR1025

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 with high current from a 12V or 11.1V lithium battery source. Features 92% typica...

SKU: AF-5882 · MPN: ADA5882

The Adafruit DC Power BFF Add-On lets you power your QT Py or Xiao development board from a DC source up to 20V. The on-board MPM3610 integrated buck converter steps down the input to 5V at up to 1A, with no heat sink required — providing plenty of power for LEDs, WiFi, displays, and small motors...

SKU: DF-DFR0753

This 40W high power DC-DC Buck converter offers a 6~14V input voltage range and up to 5V/8A output. Featuring a small body, high conversion ratio, strong heat dissipation, and large current output, the module is compatible with all 5V main-boards, and can work as an SMD element to be directly sol...