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Sparkfun products range from things like resistors and LEDs to humidity sensors and LCD screens. Including: Books, Cables, Cellular, Components, Development Tools, E-Textiles, GPS, Kits, LCDs, Programmers, Prototyping, Sensor, Tools, Robotics, Wireless
| Product | Description | Price | Add to Cart | |
|---|---|---|---|---|
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Thermocouple Amplifier Digital MAX6675 | MAXIM IC MAX6675 Cold Junction Compensated K-Type Thermocouple to Digital Converter. This simple 8-pin SOIC IC attaches directly to any K-Type Thermocouple and interfaces via a SPI read-only interface. Check out this really neat tutorial using the thermocouple, MAX6675, and FT232 for control. Nice work Michael! Works gr... | $13.74 | |
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Ambient Light Sensor - TEMT6000 | This is a small ambient light sensor that acts as an NPN transistor. The more the sensor is exposed to light, the stronger the base bias. Simple to use! Simple breakout board available below. Documents: Datasheet | $1.92 | |
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Voltage Regulator - Adjustable LM1117 SMD | This is a 1A Adjustable SOT-223 voltage regulator capable of outputting 1.2V to 18V. The LM1117 uses the same pin-out and setup as the popular LM317 adjustable regulator, contained in a handy surface mount package. Requires two external resistors to function. Documents: FAN1117A.pdf SFE Eagle ... | $1.73 | |
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Barometric Pressure Sensor - BMP085 | The BMP085 is a high-precision, ultra-low power barometric pressure sensor. It offers a measuring range of 300 to 1100 hPa with an absolute accuracy of down to 0.03 hPa. The BMP085 is based on piezo-resistive technology for EMC robustness, high accuracy and linearity as well as long term stability. This sensor supports a voltage... | $9.90 | |
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USB to UART Bridge - FT232RL | The ever popular FTDI USB to UART IC now comes with built-in EEPROM and built-in oscillator! This IC comes in a 28-pin SSOP package and can be soldered by hand. The FT232R is the latest IC from FTDI requiring very few external components for operation! Breakout board now available below. Features: Imple... | $4.54 | |
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Lithium Ion/Polymer USB Battery Charger IC - MAX1555 | This handy little IC will correctly and safely charge our Lithium Polymer batteries with power from a USB port or from a DC wall adapter. Max current is limited to 300mA using an external wall supply (3.7V to 7V). Requires almost no external components and will automatically select between a DC source and USB source if both are present. Cu... | $4.54 | |
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IR Reflectance Sensor - QRE1113 | 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 black. There are four pins on the QRE1113 - two control the IR emitting LED while the other two are the collector and emitter of a phototransistor. The IR diode has a max forwar... | $2.11 | |
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16 Channel Multiplexer | Texas Instruments CD74HC4067 16-Channel multiplexer. What can you do with it? How about taking an analog to digital reading from 16 devices with only 1 ADC channel and 4 control pins. That's right, 16 for the price of 5! 24-Pin SSOP package. Works great with our 28-Pin SSOP to DIP adapters. Documents: CD74HC4067 Datasheet | $1.22 | |
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TCP/IP PHY Embedded Chip - WIZnet W5100 | WIZnet's W5100 is a full-featured, single-chip, Internet-enabled 10/100 Ethernet controller designed for embedded applications where ease of integration, stability, performance, area and system cost control are required. The W5100 has been designed to facilitate easy implementation of Internet connectivity without an OS. The W5100 is IEEE ... | $6.84 | |
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Capacitive Touch Sensor Controller - MPR121QR2 | The MPR121QR2 is an I2C driven capacitive touch sensor controller, capable of managing up to twelve electrodes. The chip also has eight LED driving pins, which, when not configured to control electrodes, can be used to drive LEDs. The device also features a 13th simulated electrode that represents the simultaneous charging of all the elect... | $2.48 | |
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DataFlash 16Mbit AT45DB161D | 16 megabit DataFlash EEPROM. Need storage space? How about 2 meg? This new type of flash from Atmel opens the door to extensive datalogging. This 8-pin SOIC with SPI interface can store up to 16 megbits of data with a maximum clock frequency of 66MHz! Features: 3.3V Power Supply 5V Tolerant I/O &... | $3.77 | |
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Triple Output LED RGB - SMD | This is the very popular RGB combo but in SMD form. These units have four pads with a common anode configuration. Use this one LED for three status indicators or pulse width modulate all three and get mixed colors! Simple breakout board available below. Iv (Typical): Red: 81mcd Green: 130mcd ... | $2.59 | |
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Triple-Axis Digital-Output Gyroscope - ITG-3200 | The ITG-3200 is the world’s first single-chip, digital-output, 3-axis MEMS motion processing gyro optimized for gaming, 3D mice, and motion-based remote control applications for Internet connected Digital TVs and Set Top Boxes. The ITG-3200 features three 16-bit analog-to-digital converters (ADCs) for digitizing the gyro outputs, a u... | $24.95 | |
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Luxeon Rebel High Power LED - Warm White | This is a super-high intensity Luxeon Rebel LED, warm white in color. These LEDs provide optimized light quality and efficiency to address a number of project needs, including LED illumination. These LEDs can be blindingly bright and have a max forward current of 1A! This LED has a typical forward voltage of 3VDC (2.55V to 3.99V... | $5.71 | |
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Luxeon Rebel Wide Optic Lens | This is a rippled wide lens from Carlco Optics. Combine this lens with our Luxeon Rebel LEDs to control where the light is going and how bright it is. This lens produces a rippled beam with a 24° beam angle. It has a diameter of 20mm. This component is part of a solderless LED holder which is designed for high intensity LEDs... | $2.43 | |
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Humidity and Temperature Sensor - SHT15 | This is a compact and easy to use relative humidity sensor from Sensirion. The SHT15 digital humidity and temperature sensor is fully calibrated and offers high precision and excellent long-term stability at low cost. The digital CMOSens Technology integrates two sensors and readout circuitry on one single chip. These sensors ar... | $33.29 |

















