Can the charging port of any smartphone be used to power A periphial device?
V Thread Starter Visionmpaired5 Joined Dec 13, 2012 2 Dec 13, 2012 #1 Can the charging port of any smartphone be used to power A periphial device? Last edited by a moderator: Dec 15, 2012
Audioguru Joined Dec 20, 2007 11,248 Dec 13, 2012 #2 The "charger" for a phone is a power supply, not a charger. It powers the charger circuit inside the phone. It can power ANYTHING within its maximum output current rating.
The "charger" for a phone is a power supply, not a charger. It powers the charger circuit inside the phone. It can power ANYTHING within its maximum output current rating.
V Thread Starter Visionmpaired5 Joined Dec 13, 2012 2 Dec 14, 2012 #3 How can I find out the maximum output rating of any given cell phone through its USB cord?
BillB3857 Joined Feb 28, 2009 2,570 Dec 14, 2012 #4 The cell phone will not provide power out of its USB cord.
vortmax Joined Oct 10, 2012 102 Dec 15, 2012 #5 don't most newer android devices support USB host mode? Shouldn't that require the port to put out 100 mA @ 4.4V to power peripheral devices?
don't most newer android devices support USB host mode? Shouldn't that require the port to put out 100 mA @ 4.4V to power peripheral devices?