Compact microcontroller boards that fit into textiles or tiny enclosures give projects a programmable core without adding bulk, while USB‑based AVR programmers let firmware be loaded quickly from a PC. Simple two‑pin pigtail connectors provide reliable, solder‑free links to LED strips or other low‑signal lines, and slide switches offer straightforward on/off control for LEDs, buzzers or sensors. Integrated inertial‑measurement units with a standard I²C‑compatible interface deliver nine‑axis data for motion‑aware applications, and single‑output constant‑current LED drivers enable precise dimming of high‑power LEDs via PWM or analogue voltage. Low‑profile stepper drivers and 3.3 V Arduino‑compatible boards round out the range, giving developers flexible, dependable parts that slot into a wide variety of wearable, battery‑powered and automation projects.
Code: SKU-002043
This is a very simple board that takes a 4-9V input voltage and outputs a selectable 1.8V or 3.3V regulated voltage. All headers are 0.1" pitch for simple insertion into a breadboard.Input power can be supplied to either the DC barrel jack or the two pin header labelled + and -. More Details...
Special Order
Shipping from $4.90
+31 more from our supplier in 7-10 days
Code: SKU-001967
The SparkFun Breadboard Power Supply Stick is a very simple board that takes a 6-12V input voltage and outputs a selectable 5V or 3.3V regulated voltage. More Details...
Special Order
Shipping from $4.90
+108 more from our supplier in 7-10 days
Code: SKU-009655
The SparkFun Breadboard Power Supply Stick with headers is a simple board that takes a 6-12V input voltage and outputs 5V or 3.3V regulated voltage. More Details...
Special Order
Shipping from $4.90
+14 more from our supplier in 7-10 days
Code: SKU-010059
The SparkFun 1.8V Buck Regulator Breakout features the AP3429A from Diodes Inc., a 2A step-down DC-DC converter with an input voltage range of 2.7V to 5.5V More Details...
Special Order
Shipping from $4.90
+5 more from our supplier in 7-10 days
Code: SKU-010058
The SparkFun 3.3V Buck Regulator Breakout features the AP3429A from Diodes Inc., a 2A step-down DC-DC converter with an input voltage range of 2.7V to 5.5V More Details...
Special Order
Shipping from $4.90
+7 more from our supplier in 7-10 days
Code: SKU-007772
Featuring the AP63203, this breakout board takes advantage of a 2A synchronous buck converter that has a wide input voltage range of 3.8V to 32V. More Details...
Special Order
Shipping from $4.90
+3 more from our supplier in 7-10 days
Code: SKU-009986
The SparkFun Buck Regulator Breakout - 5V features the AP63357, a 3.5A synchronous buck converter with a wide input voltage range of 3.8V to 32V. More Details...
Special Order
Shipping from $4.90
+14 more from our supplier in 7-10 days
Code: SKU-001254
If you need to add user input without using a button then a capacitive touch interface might be the answer. More Details...
Special Order
Shipping from $4.90
+430 more from our supplier in 7-10 days
Code: SKU-005572
Add capacitive touch to your next project with Qwiic, allowing you to start exploring the touch capabilities as three unique touch inputs or as a slider. More Details...
Special Order
Shipping from $4.90
+30 more from our supplier in 7-10 days
Code: SKU-010110
The SparkFun Qwiic CO2 Humidity and Temperature Sensor features the SCD40 CO2 from Sensirion©. More Details...
Special Order
Shipping from $9.90
+77 more from our supplier in 7-10 days
Brands