Pro to Technology@lemmy.worldEnglish • 24 days agoIs it OK to leave device chargers plugged in all the time? An expert explainstheconversation.comexternal-linkmessage-square48arrow-up136
arrow-up136external-linkIs it OK to leave device chargers plugged in all the time? An expert explainstheconversation.comPro to Technology@lemmy.worldEnglish • 24 days agomessage-square48
minus-square@fullsquare@awful.systemslinkfedilinkEnglish6•24 days agoold power supplies used transformers, which when not loaded behave like inductors, and this causes reactive current to flow. not a problem for the last 15+ years because everything uses switching mode power supplies now
old power supplies used transformers, which when not loaded behave like inductors, and this causes reactive current to flow. not a problem for the last 15+ years because everything uses switching mode power supplies now