Prototyping

SKU: SF-COM-00107 | Brand: SparkFun

This is the basic L7805 voltage regulator, a three-terminal positive regulator with a 5V fixed output voltage. This fixed regulator provides a local regulation, internal current limiting, thermal shut-down control,...

SKU: AF-450 | Brand: Adafruit

A pack of three 74HC595 shift register ICs. These chips take a serial input (SPI) of one byte and output those 8 bits onto 8 digital output pins. Chain multiple chips together by connecting the serial output of one to...

SKU: SF-COM-09590 | Brand: SparkFun

LEDs - those blinky things. A must have for power indication, pin status, opto-electronic sensors, and fun blinky displays. This is a very basic 5mm LED with a red lens. It has a typical forward voltage of 2.0V and...

SKU: AF-3870 | Brand: Adafruit

A compact push-button toggle switch — press once to turn on, press again to turn off. Often called a "flashlight switch" due to its common use in small torches, this latching switch is ideal as a power switch or mode ...

SKU: SF-PRT-14492 | Brand: SparkFun

These are your run-of-the-mill ¼ Watt, +/- 5% tolerance PTH resistors. Commonly used in breadboards and other prototyping applications, these 1K ohm resistors make excellent pull-ups, pull-downs and current limiters....

SKU: DF-FIT0110 | Brand: DFRobot

This adapter allows you to connect a barrel jack connector to bare wires. One end has screw terminals and the other has a 5.5x2.1mm, center-positive male barrel jack. If you need to connect bare wires to a barrel ...

SKU: SF-COM-09190 | Brand: SparkFun

This is a standard 12mm square momentary button. What we really like is the large button head and good tactile feel (it ‘clicks’ really well). This button is great for user input on a PCB or a good, big reset button o...

SKU: SF-TOL-09161 | Brand: SparkFun

This is your basic spool of leaded solder with a 63/37 water soluble resin core. 0.031" gauge and 100 grams. This is a good spool for more advanced users that should last 6-12 months depending on how often you solder....

SKU: SF-PRT-12047 | Brand: SparkFun

This black Mini Breadboard is a great way to prototype your small projects! With 170 tie points there’s just enough room to build and test simple circuits; They’re also great for breaking out DIP package ICs to jumper...

SKU: SF-PRT-12046 | Brand: SparkFun

This green Mini Breadboard is a great way to prototype your small projects! With 170 tie points there’s just enough room to build and test simple circuits; They’re also great for breaking out DIP package ICs to jumper...

SKU: SF-COM-00526 | Brand: SparkFun

The LD1117V33 is a low-dropout (LDO) positive voltage regulator with a fixed 3.3V output. With on-chip trimming providing ±1% output voltage tolerance and built-in current and thermal limiting, it's a reliable choice ...

SKU: SF-SEN-10293 | Brand: SparkFun

A simple piezo element that can be used as both a sensor and a small audio transducer. When flexed or tapped, it generates a voltage that can be read by a microcontroller, making it ideal for knock and vibration detec...

SKU: AF-3522 | Brand: Adafruit

For winding custom coils, or very fine-pitch rework, we always reach for magnet wire. Magnet wire is very very thin (0.1mm diameter!) copper wire with a very thin layer of insulation. It's used for a range of elect...

SKU: AF-4874 | Brand: Adafruit

A matching pair of 4-pin JST XH-compatible cables — one with an inline plug and one with an inline socket — for easy connect-and-disconnect wiring. The 2.5mm pitch connectors friction-lock together for a secure, relia...

SKU: EF-EF10130 | Brand: ElecFreaks

Alligator clips (also known as crocodile clips) are one of the most useful tools on any maker's workbench. Whether you're testing a circuit, connecting a micro:bit to external components, or extending your multimeter ...

SKU: SF-PRT-14491 | Brand: SparkFun

A pack of 20 through-hole 10 kΩ resistors with thick leads designed for a snug fit in solderless breadboards. These are standard ¼ W, ±5% tolerance PTH resistors — ideal for pull-ups, pull-downs, current limiting, and...

SKU: DF-FIT0117 | Brand: DFRobot

An assortment of 100 aluminium electrolytic capacitors across 12 common values, ranging from 1µF to 470µF. A handy kit for prototyping, decoupling, and general-purpose circuit building — covers the most frequently use...

SKU: DF-FIT0154 | Brand: DFRobot

These high-quality breadboard jumper cables are made with 22 AWG multi-strand wire and sturdy male pins on both ends. Each cable is approximately 214 mm long and comes in assorted colours for easy circuit identificati...

SKU: SF-COM-00096 | Brand: SparkFun

High-quality radial electrolytic capacitors rated at 100 µF / 25 V. Ideal for power supply decoupling, transient suppression, and smoothing voltage ripple in your projects. Place one between power and ground rails to ...

SKU: SF-PRT-11026 | Brand: SparkFun

If you need to knock up a quick prototype there’s nothing like having a pile of jumper wires to speed things up, and let’s face it: sometimes you want quantity over quality. These are the same jumper wires that com...