# bug airwires stay behind
## Description
Power supply using a buck converter to go from 14VDC input to 3.3V output up to 2A continuous.
## Project Details
- **Owner:** dacre
- **Created:** 10/30/2025
- **Last Updated:** 10/30/2025
- **Visibility:** Public
## Key Components
### U1 — [TPS54331DR](https://www.flux.ai/vasy_skral/tps54331dr~8qb.md)
- Manufacturer Part Number: TPS54331DR
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Integrated Circuit
- Datasheet URL: https://www.ti.com/lit/ds/symlink/tps54331.pdf
- Manufacturer Name: Texas Instruments
**Pins:**
- BOOT [pin 1]
- COMP [pin 6]
- EN [pin 3]
- GND [pin 7]
- PH [pin 8]
- SS [pin 4]
- VIN [pin 2]
- VSENSE [pin 5]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/dacre/bug-airwires-stay-behind~b5i](https://www.flux.ai/dacre/bug-airwires-stay-behind~b5i).*
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*Generated from [https://www.flux.ai/dacre/bug-airwires-stay-behind~b5i](https://www.flux.ai/dacre/bug-airwires-stay-behind~b5i)*