Skip to content

Instantly share code, notes, and snippets.

@K4zuki

K4zuki/YetAnotherRelayBoard.md

Last active September 21, 2017 18:04
Show Gist options
  • Save K4zuki/973337af34592441dd2fee5696af44c9 to your computer and use it in GitHub Desktop.
Save K4zuki/973337af34592441dd2fee5696af44c9 to your computer and use it in GitHub Desktop.
Download ZIP
yet another relay board
Raw
YetAnotherRelayBoard.md

idea

  • isolate leaky instruments by relay and external control

  • 4mm Banana plug/juck, distance 19.05mm

  • 2 x 1c or 1 x 2c terminal relay 5~10ADC rating

  • 50x50mm PCB, 35x35xM3 hole, 4x4R corner

  • Akizuki plastic panel http://akizukidenshi.com/catalog/g/gP-12446/

  • Nch FET ~500mA to drive relay coil, gate pulled down by 10K

  • freewheel diode

  • 3P terminal for coil power and signal input

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment