Electronics and STEM

"DC to DC converter/regulator MC34063A. Has an input range of 3V to 40V, output switch current of up to 1.5 amp. Step up, step down and invert capability. This is the unit we used in the high...

"DC to DC converter/regulator MC34063A. Has an input range of 3V to 40V, output switch current of up to 1.5 amp. Step up, step down and invert capability. This is the unit we used in the high voltage ringer circuit for the port-o-rotary phone! Documents:MC34063 Datasheet"

These steppers are a great way to get things moving, especially when positioning and repeatability is a concern. This is a Bipolar motor. Features: Step Angle (degrees) : 0.9 2-Phase Rated Voltage:...

These steppers are a great way to get things moving, especially when positioning and repeatability is a concern. This is a Bipolar motor. Features: Step Angle (degrees) : 0.9 2-Phase Rated Voltage: 3V Rated Current: 1.7A/Phase 5mm Diameter Drive Shaft Holding Torque: 48N.cm NEMA 17 form factor Documents: Datasheet Motors and Selecting the Right One Hookup Guide Videos ...

This is a simple, but very powerful stepper motor with a 4-wire cable attached. This is a Bipolar Motor. Features: Step Angle (degrees) :1.8 2 Phase Rated Voltage : 12V Rated Current : 0.33A Holding...

This is a simple, but very powerful stepper motor with a 4-wire cable attached. This is a Bipolar Motor. Features: Step Angle (degrees) :1.8 2 Phase Rated Voltage : 12V Rated Current : 0.33A Holding Torque : 2.3kg*cm 5mm Diameter Drive Shaft Winding resistance: 32.6 Ω Winding inductance: 48 mH Max flux linkage: 1.8 Vs Maximum Detent Torque: 0.016 N.M Total inertia (kg.m.m): 3.5 Kg.m.m Total friction (kg.m/s): 4 Kg.m/s NEMA 17 Mounting Hole Pattern (31mm) Motor Width: 42mm (1.67”) Documents:...

AVR-ISP500 is a fast and reliable USB AVR programmer, and works directly with AVR Studio. It is recognized as a STK500 programmer and programs all AVRs. It emulates USB CDC so no drivers are...

AVR-ISP500 is a fast and reliable USB AVR programmer, and works directly with AVR Studio. It is recognized as a STK500 programmer and programs all AVRs. It emulates USB CDC so no drivers are required and works under Windows, Linux and MacOS. If you do not want to use AVRStudio you can use AVR-ISP500 with AVRdude. Features: USB Powered Connects to PC via USB 2.0 Full speed Uses Atmel's 2x5 pin ICSP and 2x3 connector layout 45x30 mm (1.7x1.2") + 20 cm (8") cable Documents: User Manual AVR ICSP...

"Guess what?! Super-Awesome Sylvia, star of Super-Awesome Sylvia’s Super-Awesome Maker Show has a new book for young makers! It’s called, “Sylvia’s Super-Awesome Project...

"Guess what?! Super-Awesome Sylvia, star of Super-Awesome Sylvia’s Super-Awesome Maker Show has a new book for young makers! It’s called, “Sylvia’s Super-Awesome Project Book: Super Simple Arduino!” The book is a fun and colorful introduction to Arduino microcontrollers and programming, written and illustrated by kid engineer Super-Awesome Sylvia. It has 3 great projects to get started on an Arduino adventure, plus lots of ideas and resources for even more...

Surface Mount Navigation Switch BreakoutDescription: This is a fully assembled simple breakout board for the surface mount 3-way switch. These switches are commonly found on handheld devices like...

Surface Mount Navigation Switch BreakoutDescription: This is a fully assembled simple breakout board for the surface mount 3-way switch. These switches are commonly found on handheld devices like MP3 players. This switch allows the user to navigate using up and down selections then select by pressing the plastic piece inwards. Capable of swtiching up to 1.2VA (360mA at 3.3V and 240mA at 5V).Documents: OS-1305.pdf ...

"This is Sylvia’s Super Awesome Kit, a companion kit for Sylvia’s Super-Awesome Project Book: Super Simple Arduino! With this kit you will be able to follow along with the book and...

"This is Sylvia’s Super Awesome Kit, a companion kit for Sylvia’s Super-Awesome Project Book: Super Simple Arduino! With this kit you will be able to follow along with the book and create three great projects to get started on an Arduino adventure! A lot of work has gone into the Super-Awesome Project Book, and we wanted to make it as easy as possible to get the three projects in this book started. The book, written by Super-Awesome Sylvia, star of Super-Awesome Sylvia’s...

This is the Teensy 4 Audio Shield (Rev D2) that can be added to a Teensy 4.0 for your next audio project. The shield provides you with an easy-to-use tool to add high quality 16 bit, 44.1 kHz sample...

This is the Teensy 4 Audio Shield (Rev D2) that can be added to a Teensy 4.0 for your next audio project. The shield provides you with an easy-to-use tool to add high quality 16 bit, 44.1 kHz sample rate audio to your Teensy. With the audio library provided in the Documents tab, you will be able to use both the input and output simultaneously in order to make a variety of great audio projects, incorporate synth waveforms, effects, and mix multiple sound streams and CD quality audio to your...

The Teensy is an amazing and compact development platform in a breadboard friendly form factor, but what if you could incorporate it into the Arduino architecture? The Teensy Arduino Shield Adapter...

The Teensy is an amazing and compact development platform in a breadboard friendly form factor, but what if you could incorporate it into the Arduino architecture? The Teensy Arduino Shield Adapter allows you to attach your Teensy and utilize your favorite Arduino shields without the requirement of a breadboard or any complicated wiring. Needless to say, the Teensy Arduino Shield Adapter is a useful tool for upgrading all of your existing Arduino projects to a more powerful controller! As we...

These headers are made to work with the Teensy 4.0, Teensy 3.2, and Teensy LC development boards. Each kit of headers makes your Teensy breadboard compatible and will allow for stacking a Teensy and...

These headers are made to work with the Teensy 4.0, Teensy 3.2, and Teensy LC development boards. Each kit of headers makes your Teensy breadboard compatible and will allow for stacking a Teensy and Teensy-compatible shield board. This kit includes five headers (two 13-pin, one 7-pin, one 3-pin, and one 2x7 right-angle SMT), enough to connect your chosen Teensy in any configuration you need! Note: This Header Kit can also be used for the Teensy 3.0 and 3.1, as the pin layout has not changed...

This low-cost (LC) Teensy Prop Shield is meant for making light and sound effects on small, handheld props and wearable costumes. This shield features a 2W audio amp, high-speed 5V buffers for...

This low-cost (LC) Teensy Prop Shield is meant for making light and sound effects on small, handheld props and wearable costumes. This shield features a 2W audio amp, high-speed 5V buffers for driving APA102 LEDs, and an 8MB flash memory. This economical board is approximately the size of a Teensy, just slightly longer to allow space for mounting holes and connections for power, speaker and LEDs. This lower-cost Prop Shield is identical to the standard Prop Shield, except the motion sensors...

This is the same temperature sensor that is included in our SparkFun Inventor's Kit. The TMP36 is a low voltage, precision centigrade temperature sensor. It provides a voltage output that is...

This is the same temperature sensor that is included in our SparkFun Inventor's Kit. The TMP36 is a low voltage, precision centigrade temperature sensor. It provides a voltage output that is linearly proportional to the Celsius temperature. It also doesn't require any external calibration to provide typical accuracies of ±1°C at +25°C and ±2°C over the −40°C to +125°C temperature range. We like it because it's so easy to use: Just give the device a ground and 2.7 to 5.5 VDC and read the...

36" high temperature Type-K Thermocouple with glass braid insulation. Features: Type-K Thermocouple (Ni-Cr) 30 gauge stripped and prepped wires Thermocouple range : -270 to +1372C (-454 to...

36" high temperature Type-K Thermocouple with glass braid insulation. Features: Type-K Thermocouple (Ni-Cr) 30 gauge stripped and prepped wires Thermocouple range : -270 to +1372C (-454 to +2501F) Glass braid insulation range : -73 to +482C(-100 to +900F) Yellow + / Red - Works great with our Thermocouple Amplifier AD595 IC!

    The fiber optic Temperature Probe TP-01 is a high precision temperature probe for use in a wide temperature range. It is for the temprature measuring of air/solid, but not...

    The fiber optic Temperature Probe TP-01 is a high precision temperature probe for use in a wide temperature range. It is for the temprature measuring of air/solid, but not for liquid. It is a point-like probe housed in a stainless steel tube and with a connector at one end. you can also find the Thermocouple_K_Female Connetor to integrate this sensor to your PCBA Features Length:100cm Measuring Range:-50 - +400 response time: 5s ...

This is a joystick very similar to the 'analog' joysticks on PS2 (PlayStation 2) controllers. Directional movements are simply two potentiometers - one for each axis. Pots are ~10k each. This...

This is a joystick very similar to the 'analog' joysticks on PS2 (PlayStation 2) controllers. Directional movements are simply two potentiometers - one for each axis. Pots are ~10k each. This joystick also has a select button that is actuated when the joystick is pressed down. Note: Breakout board available below. Documents: Tutorial Eagle Library Videos ...

Tilt-a-Whirl Breakout - RPI-1031 Description: The RPI-1031 tilt sensor is capable of sensing a change in orientation in four different directions: forward, back, left or right. This breakout...

Tilt-a-Whirl Breakout - RPI-1031 Description: The RPI-1031 tilt sensor is capable of sensing a change in orientation in four different directions: forward, back, left or right. This breakout board makes it easier to incorporate the RPI-1031 in your next project by breaking the necessary pins out to standard 0.1" spaced headers. This board will work at either 3.3 or 5V. Documents: Schematic Eagle Files Datasheet (RPI-1031) Product Page(RPI-1031) Hookup Guide bildr Tutorial Product...

    This is a new version of infrared distance switch. It has small size and higher ranging, it is able to detect ranging from 3cm to 100cm. It is tiny, easy to use/assemble, and...

    This is a new version of infrared distance switch. It has small size and higher ranging, it is able to detect ranging from 3cm to 100cm. It is tiny, easy to use/assemble, and inexpensive. Useful for robotics, interactive media, industrial assembly line, etc. Specification Power supply: 3.8v-5.5v Current(5v): 6mA Range: 3-100cm adjustable Wiki & External links Wiki link ...

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 nuts for mounting. Works great with our missile switch...

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 nuts for mounting. Works great with our missile switch cover. Features: 0.5 x 0.55 x 1.45" Documents: Dimensional Drawing

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 switch covers that make your project look like...

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 switch covers that make your project look like something out of a spy movie. They're also a great safety feature to ensure that you don't accidentally fire the missiles (or whatever it is your switch does). As if you needed any more convincing, they're also illuminated with a small LED in the end of the switch. These can be panel mounted into a...

Transceiver nRF2401A Module Trace AntennaDescription: Miniature RF (MiRF) 2.4GHz transceiver modules with built in antenna designed around the Nordic Semiconductor nRF2401A with high sensitivity and...

Transceiver nRF2401A Module Trace AntennaDescription: Miniature RF (MiRF) 2.4GHz transceiver modules with built in antenna designed around the Nordic Semiconductor nRF2401A with high sensitivity and good range. These units are a SparkFun exclusive; small in stature, big on performance, all wrapped up in a user friendly package. Units come with an empty 0.1" spaced footprint ready for a straight header, right angle header (recommended), or your own wires/umbilical cable.The...

It is a cost-effective shell for your Micro: bit development board. The shell has a transparent acrylic body, which can allow you see the inside clearly. It can be assembled yourselves, and there is...

It is a cost-effective shell for your Micro: bit development board. The shell has a transparent acrylic body, which can allow you see the inside clearly. It can be assembled yourselves, and there is no lock, so it is easy to assemble. It is designed for Micro: bit development board, the high practical value and beautiful looking can be a great choice for you. Specifications Color: transparent Size: 33x86mm Material: acrylic Package list Transparent Acrylic Shell for Micro: bit x 1 ...

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 worked. This 10K trimmable potentiometer has a...

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 worked. This 10K trimmable potentiometer has a small knob built right in and it's breadboard friendly to boot! Perfect for your next LCD contrast adjuster, opamp setting, or volume level. This model # is TSR-3386U within the datasheet. Documents: Datasheet (Note pins are in a single row, as shown in the pictures) ...

    This is a breakout board for Freescale's MMA7361L three-axis analog accelerometer. The sensor requires a very low amount of power and has a g-select input which switches the...

    This is a breakout board for Freescale's MMA7361L three-axis analog accelerometer. The sensor requires a very low amount of power and has a g-select input which switches the accelerometer between ?1.5g and ?6g measurement ranges. Other features include a sleep mode, signal conditioning, a 1-pole low pass filter, temperature compensation, self test, and 0g-detect which detects linear freefall. Zero-g offset and sensitivity are factory set and require no external devices....

Overview The Triple-axis Tourbillon Model Components Kit contains all the necessary hardware components for assembling a Triple-axis Tourbillon Model. To complete the assembly for an entirely...

Overview The Triple-axis Tourbillon Model Components Kit contains all the necessary hardware components for assembling a Triple-axis Tourbillon Model. To complete the assembly for an entirely functional piece, users also need to download the model files and 3D print the remaining parts.Creator Program: The Creator Program is a collaborative program between Bambu Lab and creators. Creators unleash their creativity to design 3D printing models, while Bambu Lab provides compatible hardware kits...

These 4" long aluminum tubes have an outer diameter of 1", an inner diameter of 0.82", and a wall thickness of 0.09". When used with the mating tube clamps, these can be used for versatile...

These 4" long aluminum tubes have an outer diameter of 1", an inner diameter of 0.82", and a wall thickness of 0.09". When used with the mating tube clamps, these can be used for versatile structural support. Additionally, wires and cables can easily be run through the center. Features: Length - 4.0" OD - 1" ID - 0.82" Width - 0.09"

These are nice, cross-locking, curved tweezers, unlike traditional models the tips on these tweezers will remain closed until squeezed open. They have a nice, rounded tip which allows you to pick up...

These are nice, cross-locking, curved tweezers, unlike traditional models the tips on these tweezers will remain closed until squeezed open. They have a nice, rounded tip which allows you to pick up very small parts with precision. This is a great tool to have if you're working with surface mount components or anything with very small parts. The ESD-safe coating will also help prevent electro-static damage to sensitive electronic components. Documents: Product Video ...

You can tell by our large assortment of tweezers that we here at SparkFun are way into picking up tiny things. To make sure we're always up to date on the latest in 'tweezing' technology, we're...

You can tell by our large assortment of tweezers that we here at SparkFun are way into picking up tiny things. To make sure we're always up to date on the latest in 'tweezing' technology, we're always buying and testing new tweezers. Okay... tweezers aren't exactly the most exciting thing in the world, but they are super handy. These are nice, solid curved tweezers. They have a very fine tip which allows you to pick up very small parts with precision. This is a great tool to have if you're...

These are nice, cross-locking, straight tweezers, unlike traditional models the tips on these tweezers will remain closed until squeezed open. They have a very fine tip which allows you to pick up...

These are nice, cross-locking, straight tweezers, unlike traditional models the tips on these tweezers will remain closed until squeezed open. They have a very fine tip which allows you to pick up very small parts with precision. This is a great tool to have if you're working with surface mount components or anything with very small parts. The ESD-safe coating will also help prevent electro-static damage to sensitive electronic components. Documents: Product Video ...

You can tell by our large assortment of tweezers that we here at SparkFun are way into picking up tiny things. To make sure we're always up to date on the latest in 'tweezing' technology, we're...

You can tell by our large assortment of tweezers that we here at SparkFun are way into picking up tiny things. To make sure we're always up to date on the latest in 'tweezing' technology, we're always buying and testing new tweezers. Okay... tweezers aren't exactly the most exciting thing in the world, but they are super handy. These are nice, solid straight tweezers. They have a very fine tip which allows you to pick up very small parts with precision. This is a great tool to have if you're...

Uh-oh Battery Level Indicator Kit Description: Under-powering a digital device can sometimes have pretty nasty consequences. Brown-out conditions can cause memory to get written or overwritten in...

Uh-oh Battery Level Indicator Kit Description: Under-powering a digital device can sometimes have pretty nasty consequences. Brown-out conditions can cause memory to get written or overwritten in odd ways, can cause unexpected behavior in connected systems and just generally screw up your day. One way to avoid this is to keep an eye on your battery voltage and turn off the system before it gets too low (or plug it in). We've whipped up a little board to help you out with this...

These easy-to-use ultrasonic rangefinders from Maxbotix work the same way as the EZ line that you know and love, but this new high-resolution series features 1 millimeter resolution! As with the...

These easy-to-use ultrasonic rangefinders from Maxbotix work the same way as the EZ line that you know and love, but this new high-resolution series features 1 millimeter resolution! As with the rest of the Maxbotix range finders, these sensors feature Analog Voltage, RS232 Serial, and Pulse Width outputs making them easy to interface with any microcontroller. These sensors have a maximum range of 5000 mm (195 inches) with virtually no dead zone (although objects closer than 30 cm will...

This is the fantastically easy to use sensor from Maxbotix. We are extremely pleased with the size, quality, and ease of use of this little range finder. The serial interface is a bit odd (it's...

This is the fantastically easy to use sensor from Maxbotix. We are extremely pleased with the size, quality, and ease of use of this little range finder. The serial interface is a bit odd (it's RS232 instead of standard TTL), but the PWM and Analog interfaces will allow any micro to listen easily enough. The sensor provides very accurate readings of 0 to 255 inches (0 to 6.45m) in 1 inch increments with little or no dead zone! Maxbotix is offering the EZ0, EZ1, EZ2, EZ3, and EZ4 with...

This is the fantastically easy to use sensor from Maxbotix. We are extremely pleased with the size, quality, and ease of use of this little range finder. The serial interface is a bit odd (it's...

This is the fantastically easy to use sensor from Maxbotix. We are extremely pleased with the size, quality, and ease of use of this little range finder. The serial interface is a bit odd (it's RS232 instead of standard TTL), but the PWM and Analog interfaces will allow any micro to listen easily enough. The sensor provides very accurate readings of 0 to 255 inches (0 to 6.45m) in 1 inch increments with little or no dead zone! Maxbotix is offering the EZ0, EZ1, EZ2, EZ3, and EZ4 with...

Get a little magical with your soldering skills! The Unigeek is a beginners soldering kit that teaches you the basics of PTH and SMD soldering while assembling a light up unicorn badge with an color...

Get a little magical with your soldering skills! The Unigeek is a beginners soldering kit that teaches you the basics of PTH and SMD soldering while assembling a light up unicorn badge with an color changing eye. Each Unigeek kit takes about 5-15min to assemble with basic soldering materials (not included), and yes, the PCB in this kit really is rainbow colored out of the bag! Every Unigeek Soldering Badge Kit includes one multicolored unicorn PCB, a CR2032 battery holder, a pin back, and an...

"This is a standard issue USB 2.0 cable. This is the most common A to B Male/Male type peripheral cable, the kind that’s usually used for printers. Compatible with most SFE designed USB boards...

"This is a standard issue USB 2.0 cable. This is the most common A to B Male/Male type peripheral cable, the kind that’s usually used for printers. Compatible with most SFE designed USB boards as well as USB Arduino boards like the Uno. Length: 6 Feet"

This is a standard issue USB 2.0 cable. This is the most common A to B Male/Male type peripheral cable, the kind that's usually used for printers. Compatible with most SFE designed USB boards as...

This is a standard issue USB 2.0 cable. This is the most common A to B Male/Male type peripheral cable, the kind that's usually used for printers. Compatible with most SFE designed USB boards as well as USB Arduino boards like the Uno. If you're still trying to wrap your head around the world of USB cables, why not check out our USB Buying Guide? Features: 6 Feet