OpenSprinkler › Forums › Hardware Questions › OpenSprinkler Pi (OSPi) › OSPi Ver 1.3 layout request › Reply To: OSPi Ver 1.3 layout request July 28, 2015 at 10:26 pm #39555 RayKeymaster That’s a 1.5 amp PTC fuse (surface mount 1812 size). It’s for protecting the 5V line supplied to RPi. I am very surprised the PTC fuse is burned — I’ve never seen such a case. Why do you need a 5000uF capacitor? It looks really huge.
