SparkFun Breadboard Power Supply Stick - 5V/3.3V
We have ✅ 3 available of the SF-PRT-13032 in our Sydney warehouse. An extra 31 units available with a short lead time.
A simple breadboard power supply that takes a 6–12 V input and outputs a regulated 5 V or 3.3 V. All headers are at 0.1" pitch for direct insertion into a standard breadboard, with the output pins spaced to power both breadboard power rails simultaneously.
Input power connects via the DC barrel jack or a 2-pin header. The board includes an on/off switch and a voltage select switch to toggle between 3.3 V and 5 V output.
Key Features
- Selectable Output – Switch between 3.3 V and 5 V regulated output
- 6–12 V Input – Via 5.5 × 2.1 mm centre-positive barrel jack or 2-pin header
- 800 mA Operating Current – Sufficient for most breadboard projects
- On/Off Switch – Convenient power control
- PTC Fuse Protection – Resettable fuse protects against overcurrent
- Power Status LED – Visual power indicator
- Dimensions – 2.15 × 0.65"
Resources
- Schematic
- Eagle Files
- GitHub Repository (Design Files)
The SparkFun Breadboard Power Supply Stick - 5V/3.3V appears in the following collections:
