Components

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$3.90  
3 pc(s)
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 be used to either warm something up or cool something down, depending on which side you use. The Thermal Tape listed below works very...

$3.50  
39 pc(s)
The MCP3002 has a 10-bit analog to digital converter (ADC) with a simple to use SPI interface. Use this IC if your microcontroller does not have an ADC or have enough ADC lines. A great chip when you need to add additional ADC lines. Features : 2.7V to 5.5V supply 2 Channels...

$3.50  
5 pc(s)
This is an awesome little microSD USB reader. Just slide your microSD card into the inside of the USB connector, then stick this into a USB port and the card's contents will pop up on your computer. Very sneaky - we love it! This little guy is great for pulling data logs off microSD media. This...

$2.90  
3 pc(s)
This is a small 13mm round passive buzzer that operates around the audible 4kHz range. We drove it directly from a 3v to 5V Arduino or micro:bit to generate simple melody. The buzzer leads are terminated with male pin. Note : This passive buzzer requires a square wave (PWM) signal to...

$2.75  
20 pc(s)
This is the basic LD1117V33 voltage regulator, a low drop positive regulator with a 3.3V fixed output voltage. This fixed regulator provides a great amount of stability and protection for your project and with its on chip trimming this regulator is able to reach an output voltage tolerance...

$2.25 $4.50  
52 pc(s)
This buzzer is used with Pixhawk and PX4 autopilot to annunciate status tones. The buzzer includes a two-position DF14 connector on one side that plugs directly into the Pixhawk or PX4 FMU board. Wire length: ~190mm

$1.95  
13 pc(s)
The W25Q64JV (64M-bit) Serial Flash memory provides a storage solution for systems with limited space, pins and power. They are ideal for storing voice, text and data. The device operates on 2.7V to 3.6V power supply with current consumption as low as 1µA for power-down. The W25Q64JV array...

$1.80  
3 pc(s)
This easy-to-use split ferrite core provides a cost-effective means to reduce the electromagnetic interference from being induced in or radiated from data and power cables. The special designed plastic housing allows the ferrite sleeve to use with a variety of cable diameters from 3 to 5mm...

$1.70  
Out-of-stock
Loud sounders that may be powered with a voltage of anywhere from 3.0 to 24VDC. It has additional circuitry in it which makes it easier to use but limits the buzzer to only making one type of a sound (tone). It only requires DC power source for the tone to be generated. This buzzer is...
Out-of-stock

$1.70  
5 pc(s)
Loud sounders that may be powered with a voltage of anywhere from 3.0 to 24VDC. It has additional circuitry in it which makes it easier to use but limits the buzzer to only making one type of a sound (tone). It only requires DC power source for the tone to be generated. This buzzer is...

$0.95 $1.35  
61 pc(s)
These are general purpose, Single Pole - Double Throw (SPDT) sealed relays. Use them to switch high voltage, and/or high current devices. This relay's coil has switch voltage of 3V at 120mA. The contacts are rated 10A at 120VAC, 10A at 30VDC. Features : 3V DC SPDT...

$0.95 $1.35  
587 pc(s)
There are lots of potentiometer out there. Some are very large, some so small they require a screwdriver. This 10K 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...
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