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Full-Bridge Motor Driver Dual - L298N

SKU: COM-00782

$5.50
The LN298 is a high voltage, high current, dual full-bridge motor driver designed to  accept standard TTL logic levels and drive inductive loads such... More
1 Unit(s)
Trimpot 10K with Knob

SKU: COM-00784

$1.30
There are lots of trimpots out there. Some are very large, some so small they require a screwdriver. Here at SparkFun, we just needed a simple one that... More
28 Unit(s)
Reed Switch - Insulated

SKU: COM-00917

$2.30
This is a small device called a  reed switch . When the device is exposed to a magnetic field, the two ferrous materials inside the switch pull... More
10 Unit(s)
Thermoelectric Cooler - 40x40mm

SKU: COM-00925

$18.00
Thermoelectric coolers (TEC or Peltier) create a temperature differential on each side. One side gets hot and the other side gets cool. Therefore, they can... More
4 Unit(s)
Rotary Encoders - Illuminated (Red/Green)

SKU: COM-01011

$4.70
Rotary encoders are used similarly to potentiometers. They're different from potentiometers in that an encoder has full rotation without limits. They... More
7 Unit(s)
Clear Plastic Knob

SKU: COM-01012

$1.50
This plastic knob accepts a 6mm shaft and has a 15mm outer diameter. They simple press-fit onto a shaft. These are clear so that they can be used with our... More
10 Unit(s)
Slide Potentiometer - 5K

SKU: COM-01058

$10.80
This is a 5K ohm straight-slip potentiometer and can be combined easily with the Arduino sensor expansion board. Comes with PCB board with 4... More
20 Unit(s)
Surface Transducer - Small

SKU: COM-01071

$15.70
Surface transducers give you the awesome power to turn almost any surface into a speaker. Much like our larger surface transducer, this is essentially just... More
2 Unit(s)
Resistor Kit - 1/4W (500 total)

SKU: COM-01073

$11.90
Resistors are a good thing, in fact, they're actually crucial in a lot of circuit designs. The only problem seems to be that resistors disappear into thin... More
5 Unit(s)
Rotary Encoders - Illuminated (RGB)

SKU: COM-01093

$6.20
Rotary encoders are used similarly to potentiometers. They're different from potentiometers in that an encoder has full rotation without limits. They... More
Rotary Encoders - Illuminated (RGB, right-angle)

SKU: COM-01167

$6.20
 Rotary encoders can be used similarly to potentiometers. The difference being that that an encoder has full rotation without limits (It just goes... More
9 Unit(s)
Speaker - PCB Mount

SKU: COM-01169

$3.20
This through-hole speaker is great for projects where you need something that sounds better than a piezo buzzer but don't have room for a full-blown... More
1 Unit(s)
Diode Rectifier - 1A 400V

SKU: COM-01188

$0.20
This is a simple, very common rectifier diode. Often used for reverse voltage protection, the 1N4004 is a staple for many power, DC to DC step up, and... More
41 Unit(s)
Thermal Printer Paper - 34'

SKU: COM-01192

$4.50
This is a 34' roll of thermal printing paper for use with our thermal printer. This roll is smaller than you find at most office supply stores so it fits... More
4 Unit(s)
Mini Thermal Printer

SKU: COM-01197

$65.00
This is a thermal printer like you would find on a cash register or adding machine. It will print simple strings passed to it via TTL serial, bitmap images... More
2 Unit(s)
Rotary Encoder LED Ring Breakout Board - Green

SKU: COM-01198

$26.00
The Rotary Encoder LED Ring is a position indicator for rotary encoders.  Traditional knobs with indicator lines do not give accurate representation... More
5 Unit(s)
Circular LED Bargraphs

SKU: COM-01199

$15.90
These circular LED displays are a lot of fun. Essentially, these are what you would get if you could 'wrap' one of our LED bargraphs around a circle. They... More
4 Unit(s)
Rotary Encoder LED Ring Breakout Board - Red

SKU: COM-01267

$26.00
The Rotary Encoder LED Ring is a position indicator for rotary encoders.  Traditional knobs with indicator lines do not give accurate representation... More
5 Unit(s)
Rotary Encoder LED Ring Breakout Board - Blue

SKU: COM-01268

$26.00
The Rotary Encoder LED Ring is a position indicator for rotary encoders.  Traditional knobs with indicator lines do not give accurate representation... More
15 Unit(s)
Slide Pot - Small (10k Linear Taper)

SKU: COM-01370

$2.50
A simple slide potentiometer can go a long way. Rated at 10KOhm and 0.1W. Comes with solder tab connections. The pot has an overall travel of 20mm and has... More
4 Unit(s)
Slide Pot - Medium (10k Linear Taper)

SKU: COM-01371

$3.50
A simple slide potentiometer can go a long way. Rated at 10KOhm and 0.1W. Comes with solder tab connections. The pot has an overall travel of 30mm and has... More
4 Unit(s)
Rotary Encoder

SKU: COM-00351

$4.50
This is a 12-step rotary encoder with a nice 'clicking' feel. It's breadboard friendly, and has a pretty handy select switch (by pushing in on the knob).... More
6 Unit(s)
Audio Sound Module

SKU: COM-00905

$19.90
This is a tiny audio module that can play back stored audio files from a micro-SD memory card. The module supports 4-bit ADPCM audio files (.ad4) with... More
188 Unit(s)
Flash Memory - microSD 1GB

SKU: COM-00912

$9.00
This is a 1 GB microSD media card. Perfect for massive datalogging in a minute amount of space. These microSD cards have a simple to use SPI interface... More
13 Unit(s)
AVR 28 Pin 20MHz 32K 6A/D - ATMega328P

SKU: COM-00367

$6.80
Atmel's ATMega328 8-Bit Processor in 28 pin DIP package. It's like the ATmega168, with double the flash space. 32K of program space. 23 I/O lines, 6 of... More
3 Unit(s)
Buzzer - PC Mount 12mm 2.048kHz

SKU: COM-00627

$1.90
Sparkfun Electronics
This is a small 12mm round buzzer that operates around the audible 2kHz range. We drove it directly from a 5V PIC to generate the tones for our Simon... More
15 Unit(s)
Speaker - 0.5W 8Ohm

SKU: COM-00628

$4.50
Sparkfun Electronics
A small speaker that is ideal for radio and amplifier projects and is small enough to fit in robot projects. Features: Small Size... More
Beginner Parts Kit

SKU: COM-00757

$35.50
This is the new revision of the kit. We switched to a better trimpot and green LED. This is a kit that gives you all of the basic thru-hole components you... More
4 Unit(s)
Resistor 330 Ohm 1/4 Watt PTH (10 pcs)

SKU: COM-00791

$0.70
1/4 Watt, +/- 5% tolerance PTH resistors. Commonly used in breadboards and perf boards, these 330Ohm resistors make excellent LED current limiters and are... More
51 Unit(s)
Resistor 1K Ohm 1/4 Watt PTH (10 pcs)

SKU: COM-00792

$0.70
1k Ohm, 1/6th Watt, +/- 5% tolerance PTH resistors. Commonly used in breadboards and perf boards. More
42 Unit(s)
Resistor 10K Ohm 1/4 Watt PTH (10 pcs)

SKU: COM-00793

$0.70
1/6th Watt, +/- 5% tolerance PTH resistors. Commonly used in breadboards and perf boards, these 10K resistors make excellent pull-ups, pull-downs, and... More
35 Unit(s)
Thin Speaker

SKU: COM-00959

$1.90
If you want to get some sound out of your project but have a tight space budget, this is a good way to do it. This 0.25W, 8Ohm speaker is only 40mm in... More
9 Unit(s)
Electret Microphone

SKU: COM-00336

$2.00
Sparkfun Electronics
Small electret microphone. Useful in acoustic and audio applications. Documents: Datasheet Example Audio LED control project... More
Crystal 16MHz

SKU: COM-00348

$1.50
Standard frequency crystals - use these crystals to provide a clock input to your microprocessor. Rated at 20pF capacitance and +/- 50ppm stability. Low... More
61 Unit(s)
Capacitor Ceramic 0.1uF/50V

SKU: COM-00349

$0.30
This is a very common 0.1uF capacitor. Used on all sorts of applications to decouple ICs from power supplies. 0.1" spaced leads make this a perfect... More
15 Unit(s)
Capacitor Ceramic 22pF

SKU: COM-00350

$0.30
This is a very common 22pF capacitor. Used with crystals for loading purposes. 0.1" spaced leads make this a perfect candidate for breadboarding and perf... More
27 Unit(s)
NPN Transistors - P2N2222A

SKU: COM-00773

$0.50
P2N2222A is designed for high speed switching application at collector current up to 600mA, and feature useful current gain over a wide range of collector... More
50 Unit(s)

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