sparkfun

The ATtiny45 and 85 are a couple of really cool little MCUs but did you know you can program them in Arduino? That's right, now you can shrink you...

The ATtiny45 and 85 are a couple of really cool little MCUs but did you know you can program them in Arduino? That\'s right, now you can shrink you...

The TL431 is a three−terminal programmable shunt regulator diode. This monolithic IC voltage reference operates as a low temperature coefficient...

The TLC5940 is a 16 channel PWM unit with 12 bit duty cycle control (0-4095), 6 bit current limit control (0-63), and a daisy chainable serial i...

The TMP36 is a low voltage, precision centigrade temperature sensor. It provides a voltage output that is linearly proportional to the Celsius t...

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 simple on-off switch is rated for 20A at 12V but who cares about all that, it looks way awesome. These toggle switches come with those missile...

There's nothing worse than getting ready for a good hack and then realizing that you can't even get the box open because you don't have the righ...

There\'s nothing worse than getting ready for a good hack and then realizing that you can\'t even get the box open because you don\'t have the righ...

This is the 2N5192G, an NPN silicon transistor. This little transistor can help in your project by being used to help drive large loads or amplify...

This is the BC337, an NPN silicon BJT (Bipolar Junction Transistor). This little transistor can help in your project by being used to help drive la...

This is the BC337, an NPN silicon BJT (Bipolar Junction Transistor). This little transistor can help in your project by being used to help drive l...

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

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

This is a simple kit that allows the use of very large, very bright, 10mm red/green/blue LEDs. We cannot begin to describe how bright these are whe...

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...

Breakout board for the 3 axis ADXL335 from Analog Devices. This is the latest in a long, proven line of analog sensors - the holy grail of acceler...

This new version adds 2 standoff holes as well as an extra decoupling capacitor. The ADXL345 is a small, thin, low power, 3-axis accelerometer ...

We've been using and selling Analog Devices' ADXL accelerometers for a good while now, and now we've found another great part in the series! The A...

This is a breakout board for the ultra low-power LIS331HH three axis linear accelerometer. The device has a digital I2C/SPI serial interface whic...

This breakout board makes it easy to use the tiny MMA8452Q accelerometer in your project. The MMA8452Q is a smart low-power, three-axis, capacitiv...

Freescale's MAG3110 is a small, low-power, digital 3-axis magnetometer. The device can be used in conjunction with a 3-axis accelerometer to produc...

Don't look into the light. You know you want to, but boy will you be sorry. 1W per channel, RGB High Power LEDs in one aluminum backed package. Th...