Catalogues

LEDs - those blinky things. A must have for power indication, pin status, opto-electronic sensors, and fun blinky displays. This is a very basi...

LEDs - those blinky things. A must have for power indication, pin status, opto-electronic sensors, and fun blinky displays. This is a very basi...

LEDs - those blinky things. A must have for power indication, pin status, opto-electronic sensors, and fun blinky displays. This is a very basi...

The STA540 from STMicro is a 4-channel, [class AB](http://en.wikipedia.org/wiki/Electronic_amplifier#Class_B_and_AB) audio amplifier designed for ...

The QRE1113 is a small IR reflectance sensor. This sensor is often used in line following robots because, if it can sense if a surface is white or...

This is a 3-terminal microswitch, with a small push-button. This switch has a great \'clicky\' sound to it, and a nice tactile feel. **Features:...

This is a basic, 4-digit 7-segment display - red in color. It has a common anode. The display features one decimal point per digit, and individuall...

This is a basic, 4-digit 7-segment display - green in color. It has a common anode. The display features one decimal point per digit, and individua...

This is a basic, 4-digit 7-segment display - blue in color. It has a common anode. The display features one decimal point per digit, and individua...

This is a resistive analog joystick, very similar to those found on the PSP1000. These compact joysticks are different in that they have a very in...

Atmel\'s itty-bitty ATtiny85 8-Bit Processor. 8K of program space, 6 I/O lines, and 4-channel 10 bit ADC. Runs up to 20MHz with external crystal. ...

This is a very simple, clear infrared LED. These devices operate between 940-950nm and work well for generic IR systems including remote control a...

This is a 35mm concave momentary push button similar to the ones you find on arcade games. Simple screw in design. Perfect for mashing. This butto...

This is a 35mm concave momentary push button similar to the ones you find on arcade games. Simple screw in design. Perfect for mashing. This button...

This is a 35mm concave momentary push button similar to the ones you find on arcade games. Simple screw in design. Perfect for mashing. This butto...

This is a 35mm concave momentary push button similar to the ones you find on arcade games. Simple screw in design. Perfect for mashing. This butto...

This is a 35mm concave momentary push button similar to the ones you find on arcade games. Simple screw in design. Perfect for mashing. This button...

This is a 35mm concave momentary push button similar to the ones you find on arcade games. Simple screw in design. Perfect for mashing. This butto...

The US1881 is an integrated Hall-Effect latched sensor. That\'s nice but what does it do? Holding a magnet near the sensor will cause the output pi...

An adjustable potentiometer can open up many interesting user interfaces. Turn the pot and the resistance changes. Connect VCC to an outer pin, GND...

It\'s not what project you have in mind that may use a rocket launch switch... The question is what project will you come up with once you have on...

This is a heavy duty SPST toggle switch - your basic on/off toggle. Rated for 2A at 250V or 4A at 125V. Includes a face plate and two threaded nut...

This a simple breakout PCB for our [2x2 silicone button pads](https://www.sparkfun.com/products/7836). Each LED and button is brought out to the si...

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...