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nwpi-pcb

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@elektricm

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KiCad projectAll 25 files, ready to open in KiCad1.8 MBSchematic PDFEvery sheet, to read or print70 KB3D modelThe board with its parts, for an enclosure (GLB)690 KB
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README

NWPi - NumWorks Pi Power Module

Power module PCB for running a Raspberry Pi Zero inside a NumWorks calculator.

Specs

  • Input: USB 5V 1A
  • Battery: 3.7V LiPo (TP4056 charger, 600mA)
  • Output: 5V 1.5A (SX1308 boost)
  • Size: 19 × 20.5mm

Components

  • TP4056 - LiPo charger IC
  • SX1308 - Boost converter
  • SS34 - Schottky diode
  • 4.7µH inductor

Files

  • nwpi.kicad_sch - Schematic
  • nwpi.kicad_pcb - PCB layout
  • production/ - Gerbers for JLCPCB

License

MIT

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