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-010288
Transmit serial data wirelessly via Bluetooth® at up to 921600bps with a standard 6-pin FTDI pinout and the on-board ESP32-PICO-MINI-02. More Details...
Special Order
Shipping from $4.90
+35 more from our supplier in 7-10 days
Code: SKU-010281
Transmit serial data wirelessly via Bluetooth® at up to 921600bps with pre-soldered right-angle headers in a standard 6-pin FTDI pinout and the on-board ESP32-PICO-MINI-02. More Details...
Special Order
Shipping from $4.90
+185 more from our supplier in 7-10 days
Code: SKU-011369
Transmit serial data wirelessly via Bluetooth® at up to 921600bps using a JST-GH connector for direct compatibility with high-precision GNSS boards and telemetry radios. More Details...
Special Order
Shipping from $4.90
+153 more from our supplier in 7-10 days
Code: SKU-000015
Here is a very simple breadboard power supply kit that takes power from a DC wall wart and outputs a selectable 5V or 3.3V regulated voltage. More Details...
Special Order
Shipping from $4.90
+22 more from our supplier in 7-10 days
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
+51 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
+14 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
+66 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...
Not currently available
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
+84 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...
Not currently available
Brands