Components + IC's + PCB's

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Maxlife Alkaline Batteries 20 Pack Green
Price: $13.66
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MK-Misc Item #: BATAAA-A -

Maxlife Alkaline AAA size batteries.Features and benefitsLong lasting alkaline formula.For everyday and high drain devices.Long shelf life.No mercury or cadmium.SpecificationsBattery Capacity (mAh) 1,200.00Battery Power Type AlkalineBrand Name MaxlifeCell Size AAAPackage Quantity 20Rechargeable NoVoltage (V) 1.50Perfect for Edison RobotsWe ran Maxlife and Nicad batteries in an Edison robot continuously driving it in a big circle and these are the results of how long they lasted.Green generic...

Makey Makey Deluxe Kit
Price: $95.30
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Sparkfun Item #: WIG-11519 -

"You may be the greatest living banana-pianist, but how will you ever know if you don’t make yourself a banana piano? Good news, that project and countless others are easier than you think they are with MaKey MaKey. Using the MaKey MaKey you can make anything into a key (get it?) just by connecting a few alligator clips. The MaKey MaKey is an invention kit that tricks your computer into thinking that almost anything is a keyboard. This allows you to hook up all kinds of fun things as an...

Makey Makey - Standard Kit
Price: $83.58
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Sparkfun Item #: WIG-11511 -

"You may be the greatest living banana-pianist, but how will you ever know if you don’t make yourself a banana piano? Good news, that project and countless others are easier than you think they are with MaKey MaKey. Using the MaKey MaKey you can make anything into a key (get it?) just by connecting a few alligator clips. The MaKey MaKey is an invention kit that tricks your computer into thinking that almost anything is a keyboard. This allows you to hook up all kinds of fun things as an...

Arduino Uno - R3
Price: $50.20
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Sparkfun Item #: DEV-11021 -

"This is the new Arduino Uno R3. In addition to all the features of the previous board, the Uno now uses an ATmega16U2 instead of the 8U2 found on the Uno (or the FTDI found on previous generations). This allows for faster transfer rates and more memory. No drivers needed for Linux or Mac (inf file for Windows is needed and included in the Arduino IDE), and the ability to have the Uno show up as a keyboard, mouse, joystick, etc. The Uno R3 also adds SDA and SCL pins next to the AREF. In...

Female Headers
Price: $2.48
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Sparkfun Item #: PRT-00115 -

"Single row of 40-holes, female header. Can be cut to size with a pair of wire-cutters. Standard .1" spacing. We use them extensively in our SparkFun Original boards. They mate very well with break away male headers. Please note: You will probably lose one pin with each cut. Features: Receptacle Style: Square Number of Pins: 40 Pin Spacing: 0.1" (2.54 mm) Receptacle Depth: 6 mm "

Copper Tape - 5mm (50ft)
Price: $4.76
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Sparkfun Item #: PRT-10561 -

"Copper tape has countless applications in electronics from creating low-profile traces for electrical components to RF-shielding and antenna-making. Copper tape is even used to join things together using solder, like the stained glass on Tiffany lamps. This copper tape is adhesive-backed, 5mm wide and comes in rolls of 50 feet. Thickness: 3 mil"

Resistor Kit - 1/4W (500 total)
Price: $13.25
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Sparkfun Item #: COM-10969 -

"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 air. The only way to be sure that you’re gonna have the resistor you need when you need it is to stock up, and keep them organized. We have just the thing! Our new branded resistor kit comes with 25 each of 20 different resistor values (including 0Ω links!). All of these resistors are stapled into a tri-fold pack and...

Break Away Headers - Straight
Price: $2.50
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Sparkfun Item #: PRT-00116 -

"A row of headers - break to fit. 40 pins that can be cut to any size. Used with custom PCBs or general custom headers. Features: Pin Style: Square Number of Pins: 40 Pin Spacing: 0.1" (2.54 mm) Pin Length: 11.5 mm "

40Pin 2.54mm Male Header - Black (5pcs pack)
Price: $1.40
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Elecrow Item #: EL-CCO14002C -

This is a pack which includes 5pcs 40 pin break away male headers. They have 2.54mm spacing between pins and can be cut to any size.SpecificationPin Pitch: 2.54mmContact Qty: 40Contact Length: 6.3cmContact Type: Straight

Arduino Pro Mini 328 - 5V/16MHz
Price: $16.58
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Sparkfun Item #: DEV-11113 -

"It’s blue! It’s thin! It’s the Arduino Pro Mini! SparkFun’s minimal design approach to Arduino. This is a 5V Arduino running the 16MHz bootloader. Arduino Pro Mini does not come with connectors populated so that you can solder in any connector or wire with any orientation you need. We recommend first time Arduino users start with the Uno R3. It’s a great board that will get you up and running quickly. The Arduino Pro series is meant for users that understand the...

Battery Holder With Switch - 4 x AA
Price: $2.33
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Elecrow Item #: EL-PSB00402B -

The 4 x AA Battery Holder with Switch puts a nice finishing touch on your battery powered project. This holder features a removable sliding cover which is secured with a small phillips head screw. Another bonus is the ON/OFF switch which can be used to control power to your project. The leads are about 145mm, and the last 5mm of them are tinned. It is series connection.Specification4 AA batteriesWith a cover and fixed screwWith a ON/OFF switch ...

Heat Shrink Kit
Price: $13.25
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Sparkfun Item #: PRT-09353 -

"We love heat shrink! We use it for all sorts of handy projects. Use it to reinforce connections, protect devices, and electrically isolate exposed solder joints. We worked with a manufacturer to create a kit that we would use: lots of colors, lots of sizes, nothing too long. We specially requested some of the sizes with heat sensitive glue which significantly increases stress relief and water proofing. This kit includes 95 pieces of heat shrink, all of varying colors and sizes, and comes in a...

1x6 Female Header for Arduino (5Pcs pack)
Price: $0.70
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Elecrow Item #: EL-CCC16100C -

A pack that includes 5pcs 1x6 female headers. They have 2.54mm spacing between pins, suitable for the Arduino 6 pin connections. Of course they can also be cut to any size for your special project. Specification Pin Pitch: 2.54mmContact Qty: 6Contact Length: 6.3cmContact Type: Straight

Triple Axis Accelerometer & Gyro Breakout - MPU-6050
Price: $13.77
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Elecrow Item #: EL-SPS06050S -

The MPU-6050 is a serious little piece of motion processing tech! By combining a 3-axis gyroscope and a 3-axis accelerometer on the same silicon die together with an onboard Digital Motion Processor(DMP) capable of processing complex 9-axis MotionFusion algorithms, the MPU-6050 does away with the cross-axis alignment problems that can creep up on discrete parts.SpecificationI2C Digital-output of 6 or 9-axis MotionFusion data in rotation matrix, quaternion, Euler Angle, or raw data formatInput...

Arduino Pro Mini 328 - 3.3V/8MHz
Price: $16.58
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Sparkfun Item #: DEV-11114 -

"It’s blue! It’s thin! It’s the Arduino Pro Mini! SparkFun’s minimal design approach to Arduino. This is a 3.3V Arduino running the 8MHz bootloader. Arduino Pro Mini does not come with connectors populated so that you can solder in any connector or wire with any orientation you need. We recommend first time Arduino users start with the Uno R3. It’s a great board that will get you up and running quickly. The Arduino Pro series is meant for users that understand the...

Arduino Mega 2560 R3
Price: $76.72
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Sparkfun Item #: DEV-11061 -

"Arduino is an open-source physical computing platform based on a simple i/o board and a development environment that implements the Processing/Wiring language. Arduino can be used to develop stand-alone interactive objects or can be connected to software on your computer (e.g. Flash, Processing, MaxMSP). The open-source IDE can be downloaded for free (currently for Mac OS X, Windows, and Linux). The Arduino Mega is a microcontroller board based on the ATmega2560. It has 54 digital...

Breadboard - Classic
Price: $16.58
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Sparkfun Item #: PRT-00112 -

"Your first exposure to electrical engineering - the bread board. Who knew it would bring so much frustration? This is your standard solderless breadboard - three binding posts, two power buses, black aluminum plate backing. It works with a wide variety of wire gauges (29-20 AWG). Check out our Unregulated Power Supply Tutorial! Note: The power rails are unbroken on both sides. Dimensions: Board: 165x56x8.5 mm Aluminum Plate: 183x95x1.5 mm " ...

Big Dome Pushbutton - Red
Price: $16.12
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Sparkfun Item #: COM-09181 -

"It’s the end of the world, and you need a button to press. This is it. A 100mm diameter (outside diameter) dome illuminated push button comes with an LED, securing nut and a pre-installed long life horizontal microswitch. Button can also be adjusted to a low profile button by removing the middle ring. Features: LED indicator light runs at 12VDC Bulb holder is easy to install or remove 3 Terminals Button Actuator microswitch included Microswitch reliability tested to 10,000,000...

Infrared Remote Control
Price: $1.87
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Elecrow Item #: EL-COI03420I -

With this cheap infrared controller, you can easily make remote control projects such as the Arduino IR Remote receiver thanks to the open-hardware community, there are also some IR libraries such the joshuajnoble IR library for you to make everything in your house to be remote-control. This remote control offer 21 buttons, we suggest you use this remote control with the IR reciever.FeaturesDemension:84mmx39mmButtons: 21Distance:>8mBattery:3V Button CellWiki & External linksDome Code ...

Coin Cell Battery - 20mm (CR2025)
OOD!
Price: $3.15
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Sparkfun Item #: PRT-11928 -

"This is the CR2025 20mm coin cell battery. You may be wondering what sets this guy apart from the more common CR2032 coin cell battery, the answer is actually quite important. The CR2025 is actually 0.7mm thinner, than the CR2032, and is only rated at 165mAh. Some applications need a thinner battery to conserve space, and the CR2025 fits the bill. This thin guy is a perfect mid-sized battery for calculator and remote control applications! Note: Due to the requirements of shipping these...

Arduino Stackable Header Kit - R3
Price: $2.50
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Sparkfun Item #: PRT-11417 -

"These headers are made to work with the Arduino Uno R3, Leonardo and new Arduino boards going forward. They are the perfect height for clearing the USB-B connector and great for stacking multiple shields. This kit includes 4 headers (2 8-pin, 1 10-pin and 1 6-pin), enough to connect a shield to an Arduino board. These are the same headers we use in our tutorials and with our own shields. Note: If you have a board that does not use the Arduino R3 architecture which include the OREF, SCL, and...

Mini Pushbutton Switch
OOD!
Price: $0.56
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Sparkfun Item #: COM-00097 -

"We use these little buttons on everything! These Miniature Single Pole Single Throw switches have a good click to them and are breadboard friendly. Perfect as a tactile reset switch. These buttons are rated up to 50mA. Documents: Dimensional Drawing (NEEDS UPDATE! COMING SOON!) "

Mixed bag of Capacitors
Price: $4.60
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MK-Misc Item #: MK-Grab-Cap -

Ever need a capacitor and you can never find one? Grab yourself this handy bag of an assortment of capacitors. The perfect thing to have your in geek toolbox for that "moment". With over 60+ capacitors in this bag you wont go short again!

1x8 Female Header for Arduino (5Pcs pack)
Price: $0.93
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Elecrow Item #: EL-CCC18100C -

A pack that includes 5pcs 1x8 female headers. They have 2.54mm spacing between pins, suitable for the Arduino 8 pin connections. Of course they can also be cut to any size for your special project.SpecificationPin Pitch: 2.54mmContact Qty: 8Contact Length: 6.3cmContact Type: Straight

Buzzer Module
Price: $2.99
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Elecrow Item #: EL-SLS01010S -

This buzzer module is simple to use. Just Connect the "I/O" pin of the module to the digital outputs of Arduino, it will emit a tone when the output is high.Of cause it can be connected to an analog pulse-width modulation output to generate various tones and effects. Wiki & External links Schematic ...

Breadboard - Self-Adhesive (White)
Price: $8.25
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Sparkfun Item #: PRT-12002 -

"This is your tried and true white solderless breadboard. It has 2 power buses, 10 columns, and 30 rows - a total of 400 tie in points. All pins are spaced by a standard 0.1". The two sets of five columns are separated by about 0.3", perfect for straddling a DIP package over. The board accepts wire sizes in the range of 29-20AWG. This board also has a self-adhesive on the back. The boards also have interlocking parts, so you can hook as many together as you’d like. Dimensions: 3.29 x...

Circuit Scribe Maker Kit
Price: $151.72
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Sparkfun Item #: COM-13255 -

"This is the Circuit Scribe Maker Kit, a massive conductive ink pack with a full range of modules and other items that you can use to create cool circuits. Similar to the Lite Kit, this Circuit Scribe Maker Kit is easy to set-up, choose the modules you want to connect, draw your circuit lines with the included Conductive Ink pen and you’re good to go! With this kit you will be able to work with more advanced output components and sensors. Add sound to your circuits using the Buzzer...

L298 Dual H-Bridge Motor Driver
OOD!
Price: $16.29
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Elecrow Item #: EL-RDR00298N -

This module is based on the very popular L298 Dual H-Bridge Motor Driver Integrated Circuit. The circuit will allow you to easily and independently control two motors of up to 2A each in both directions or one stepper motor. It is ideal for robotic applications and well suited for connection to a microcontroller requiring just a couple of control lines per motor. It can also be interfaced with simple manual switches, TTL logic gates, relays, etc.SpecificationMotor supply: 7 to 24 VDCControl...

Rotary Potentiometer - Linear (10k ohm)
Price: $1.51
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Sparkfun Item #: COM-09288 -

"An adjustable potentiometer can open up many interesting user interfaces. Turn the pot and the resistance changes. Connect VCC to an outer pin, GND to the other, and the center pin will have a voltage that varies from 0 to VCC depending on the rotation of the pot. Hook the center pin to an ADC on a microcontroller and get a variable input from the user! This is a center-tap linear type potentiometer. The outer two pins will always show 10K resistance, the center pin resistance to one of the...

Break Away Headers - Long
Price: $4.92
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Sparkfun Item #: PRT-10158 -

"These are a longer version of our standard break away headers. They are 17mm long which allows you use them socket to socket. The plastic separator can be slid up or down to accommodate your needs. You will get a row of 40 pins. They can be broken or snipped to length.Features: Pin Style: Square Pins Number of Pins: 40 Pin Spacing: 0.1" (2.54 mm) Pin Length: 17 mm Documents: Dimensional Drawing " ...

Mixed bag of Resistors
Price: $10.35
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MK-Misc Item #: MK-Grab-Res -

So you are building a project and you have just found you need a Resistor? 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 air. The only way to be sure that you're going to have the resistor you need when you need it is to stock up. Grab this bag of assorted Resistors and never be left short again with well over 100+ in this bag!

Lipo Charger
Price: $20.53
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Elecrow Item #: EL-PSB01012B -

The LiPo Charger is extremely affordable and easy to use. No programming is required. Plug it in and it works. The internal charger IC handles all the power flow between the various components. The LiPo Charger board will Show red LED to alarm when the battery is low power, or it will show Green. It allows you ride the solar wave to run your favorite 5V device. The LiPo Charger board is the ideal green power solution for your outdoor sensor design. Attach the LiPo Charger board to your sensor...

USB UART Convertor CH340G
Price: $6.58
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Elecrow Item #: EL-PPB340GUU -

It\'s a small USB to TTL serial tool, using the CH340G chip. You can use it to connect some serial device to your PC via USB port.Features Compatible with WINDOWS 98/ME/2000/XP/Server 2003/VISTA/Server 2008/Win7/Win8 32-bit & 64-bit To test the unit use the shunt to connect TX and RX (loopback test)3.3V and 5.0V outputs are available to power your project directly from the adapter.Wiki & External linksDrivers ...

ESP8266 IOT Board
OOD!
Price: $30.10
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Elecrow Item #: EL-DPO82666E -

This is a ESP8266 IOT board- our take on an \'all-in-one\' ESP8266 WiFi development board with built in USB and battery charging. It’s an ESP8266 WiFi module with all the extras you need, The most important part is an ESP8266 WiFi microcontroller clocked at 80 MHz and at 3.3V logic. This microcontroller contains a Tensilica chip core as well as a full WiFi stack. You can program the microcontroller using the Arduino IDE for an easy-to-run Internet of Things core. We wired up a USB-Serial...

Break Away Female Headers - Swiss Machine Pin
Price: $6.58
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Sparkfun Item #: PRT-00743 -

"Single row of 30-holes, female header with swiss round machined pins. These units have very high quality round pins to accept and retain machine pin headers much better. Can be cut to size with a pair of wire-cutters. Standard .1" spacing. We use them extensively in the Olimex development boards. They mate very well with break away headers. Features: Receptacle Style: Machine (Round) Number of Pins: 30 Pin Spacing: 0.1" (2.54 mm) Receptacle Depth: 3 mm Documents:30-Pin Swiss Female Headers" ...

MicroSD Card with Adapter - 16GB (Class 10)
Price: $15.18
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Sparkfun Item #: COM-13833 -

"This is a class 10 16GB microSD memory card, perfect for housing operating systems for single board computers and a multitude of other information. Since this is a class 10 microSD it is capable of transferring data at speeds up to 45MB/s allowing it to have a noticeable increase in performance while running an on-board OS. Each microSD card comes with its own SD adapter for better ease of access. Additionally this microSD card is perfect when used with the Raspberry Pi 3, as its boot card....

Breadboard adapter for ESP8266 Serial-to-WiFi transceiver
Price: $7.58
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Elecrow Item #: EL-CDD8266STW -

This is a breadboard adapter for the popular ESP-01 model of the ESP8266 serial-to-WiFi transceiver module. ESP8266 is an inexpensive Serial-to-WiFi tranceiver chip that can connect any microcontroller with a serial port to a WiFi network. Because of its simplicity and low cost, it is getting popular among hobbyists for building Internet of Things (IoT) applications. Out of many breakout boards available for ESP8266, ESP-01 model is the most popular one among hobbyists because it provides...

Transistor - NPN (BC547)
Retail: $1.00
Price: $0.83
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Sparkfun Item #: COM-08928 -

"These are high quality BJT NPN transistors that work well with audio applications, made by ST Micro. Datasheet: BC547"

Slide Potentiometer Knob
OOD!
Price: $1.53
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Sparkfun Item #: COM-09120 -

"This is the knob that connects to the linear slide potentiometer. Knob has a nice friction fit onto slide. Documents: Datasheet "

Copper Tape - Conductive Adhesive, 2" (50ft)
Price: $26.32
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Sparkfun Item #: PRT-13828 -

"Copper tape has countless applications in electronics from creating low-profile traces for electrical components to RF-shielding and antenna-making. Copper tape is even used to join things together using solder, like the stained glass on Tiffany lamps. This copper tape is backed by a conductive adhesive, is a whopping 2" wide, and comes in rolls of 50 feet. That’s a lot of copper. Documents: Datasheet MSDS " ...

Ceramic Resonator 16MHz
Price: $1.58
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Sparkfun Item #: COM-09420 -

"Resonators function like crystals, but are a lower cost solution that does not require external caps. These resonators are +/-0.5% or better from -20C-+80C. These resonators have built-in load capacitors so no external caps are needed. Documents: Datasheet "

Slide Pot - X-Large (10k Linear Taper)
OOD!
Price: $4.76
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Sparkfun Item #: COM-09119 -

"A simple slide potentiometer can go a long way. Rated at 10kOhm and 0.5W. Comes with solder tab connections. The taper profile for this slide can be found in the datasheet below labeled “0B” Documents: Datasheet "

Relay Shield v1.1
Price: $18.20
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Elecrow Item #: EL-MCS01584R -

The Relay Shield v1.1 is an Arduino compatible smart module with 4 mechanical relays providing an easy way to control high voltage. The max switching power is 35VDC 70W for each channel. It can be directly controlled by Arduino/Crowduino through digital IOs with external 9V DC supply. Compared to the Relay shield1.0, the v1.1 version use 4 selector instead of those push buttons used on version1.0, to make it more convenient to control the relays manually. Note: Please note that the pins on...

Rotary Encoder
Price: $4.92
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Sparkfun Item #: COM-09117 -

"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). The encoder is different from a potentiometer in that an encoder has full rotation without limits. The unit outputs gray code so that you can tell how much and in which direction the encoder has been turned. This unit does not come with a knob, but a working knob is related below. Documents: Datasheet Rotary Encoder...

Rocker Switch - Round w/ Blue LED
Price: $2.50
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Sparkfun Item #: COM-11155 -

"These panel-mounting rocker switches have built-in indicator lights to let you know when your switch is engaged. They mount into a 20.2mm diameter hole and are rated up to 16A @ 12v. These simple SPST on-off switches have three terminals, the two that you would normally see plus a ground tab for the blue LED lamp inside. Although these are rated for 12v, the LED works with as little as 5V. Features: Blue LED Indicator SPST on-off Rated up to 16A @ 12v 20.2mm Diameter Mounting Hole Documents:...

Real Time Clock Module
Retail: $28.32
Price: $21.85
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Sparkfun Item #: BOB-00099 -

Description: This a custom designed module for the DS1307 Real Time Clock. The module comes fully assembled and pre-programmed with the current time (ok, so it's our current time - MST). The included Lithium coin cell battery (CR1225 41mAh) will run the module for a minimum of 9 years (17 years typical) without external 5V power. The DS1307 is accessed via the I2C protocol. We've written a test-bed to program the modules. This test-bed code should give you some insight on how to interface the...

Diode Rectifier - 1A 50V
Price: $0.25
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Sparkfun Item #: COM-08589 -

"This is a simple, very common rectifier diode. Often used for reverse voltage protection, the 1N4001 is a staple for many power, DC to DC step up, and breadboard projects. 1N4001 is rated for up to 1A/50V. If you need a bunch of these, you can get good bulk discounts on Digikey, part # : 1N4001-TPMSCT-ND Documents:Datasheet"

T-Cobbler Breakout for Raspberry Pi
Price: $6.95
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Elecrow Item #: EL-RPB2621T -

If you want to make some fun embedded computer projects with your Pi, from the first project, the most important problem you need to solve is how to breakout the Pi pins. This Extension Board help you on this, it break out all those tasty power, GPIO, I2C and SPI pins from the 26 pin header onto a this breadboard. This Extension Board is compatible with both versions 1 and 2 of the Raspberry Pi Computer - for version 2 computers, note that the GPIO #21 has been replaced with GPIO #27 and that...