OpenSprinkler › Forums › Hardware Questions › OpenSprinkler Pi (OSPi) › AC/DC PS using LM2596 › Reply To: AC/DC PS using LM2596 September 30, 2015 at 9:23 am #40402 djagerifParticipant Ray asked if you had a fixed or variable one, if you do have a variable one then you need additional components to make it work. The diagram you attached is for a fixed regulator.
