Sparkfun

These are *very* bright LEDs. The LEDs are so bright that it hurts to look directly at them. Please take a look at the pictures to get an idea of ​...

These are *very* bright LEDs. The LEDs are so bright that it hurts to look directly at them. Please take a look at the pictures to get an idea of ...

These are *very* bright LEDs. The LEDs are so bright that it hurts to look directly at them. Please take a look at the pictures to get an idea of ​...

This is the LM317TG voltage regulator, a three-terminal positive regulator with a 1.2V to 37V adjustable output voltage. This adjustable regulator ...

This is the basic LD1117V33 voltage regulator, a low drop positive regulator with a 3.3V fixed output voltage. This fixed regulator provides a grea...

Low-profile electrolytic decoupling capacitors 10uF/25V. These capacitors are great transient/surge suppressors and work well as charge pump caps ...

These are very common, high quality BJT, PNP transistors made by ST Micro. Rated up to 200mA. **Datasheet:** [2N3906](http://www.sparkfun.com/d...

These are very common, high quality BJT NPN transistors made by ST Micro. **Documents:** * [Datasheet](http://www.sparkfun.com/datasheets/Com...

Faster, cheaper, smaller, better, right? The SN754410 Quad Half H-Bridge is just that. Capable of driving high voltage motors using TTL 5V logic l...

Texas Instruments CD74HC4067 16-Channel Multiplexer. What can you do with it? How about taking an analog to digital reading from 16 devices with on...

This is the basic L7805 voltage regulator, a three-terminal positive regulator with a 5V fixed output voltage. This fixed regulator provides local...

Ever hear of a thing called RGB? Red, Green, Blue? How about an RGB LED? These 5mm units have four pins - Cathode is the longest pin. One for each...

Simple SPDT slide switch. Rated at 30V/200mA. The pins have .1" spacing - fits great into a breadboard! Use it as a power switch or general control...

These are high quality Single Pole - Double Throw (SPDT) sealed relays. Use them to switch high voltage, and/or high current devices. This rela...

We use these little buttons on everything! These Miniature Single Pole Single Throw switches have a good click to them and are breadboard friendly...

Electrolytic decoupling capacitors 100uF/25V. These capacitors are great transient/surge suppressors. Attach one between the power and ground of yo...

These are very small surface mount quartz crystals used where size is a concern. Ideal for use with the nRF2401 ICs. **2****0ppm** * **18pF** ...

The Hologram eUICC SIM Card is a mix between legacy and new technology when cellular service is needed your project. This eUICC SIM Card enables p...

Molex LTE/5G Cellular External Antennas are designed for 2G/3G/4G/5G modules and devices. The hinged type antennas offer excellent coverage and re...

The SparkFun LTE CAT M1/NB-IoT Shield with [Hologram SIM Card](https://hologram.io/iot-sim-card/) equips your Arduino or Arduino-compatible microco...

The SparkFun LTE CAT M1/NB-IoT Shield equips your Arduino or Arduino-compatible microcontroller with access to data networks across the globe. Thi...

This high gain, 7.75\" antenna is perfect for AVL applications where cellular reception is a must. Connector is regular SMA so don\'t confuse it w...

This is a fantastic find for SFE. A small, high-quality, quad-band, standard SMA terminated, cellular antenna. Specifications: * GSM/850E : ...

A Quad-band antenna for embedded cellular devices. This antenna will allow you to connect your cellular module to the outside world. Operates on f...