Jul 10, 2012 #1 psurya1994 Member level 5 Joined Jun 29, 2012 Messages 86 Helped 3 Reputation 6 Reaction score 3 Trophy points 1,288 Activity points 1,807 5V, 500mA adapter.. what does 500mA mean?
Jul 10, 2012 #2 Tahmid Advanced Member level 6 Joined Jun 17, 2008 Messages 4,756 Helped 1,798 Reputation 3,588 Reaction score 1,656 Trophy points 1,413 Location Berkeley, California Activity points 30,586 That is the maximum current capacity. mA stands for milliampere. The unit of current is ampere. 1000 mA = 1 A. https://en.wikipedia.org/wiki/Ampere
That is the maximum current capacity. mA stands for milliampere. The unit of current is ampere. 1000 mA = 1 A. https://en.wikipedia.org/wiki/Ampere
Jul 10, 2012 #3 L lalgpt Junior Member level 3 Joined Jan 25, 2012 Messages 30 Helped 2 Reputation 4 Reaction score 2 Trophy points 1,288 Location India Activity points 1,474 This transformer can deliver a power of V x I x power factor = watts if your load is a resistor, the power taken by the resistor = 5 x 0.5 x 1 = 2.5 watts (max)
This transformer can deliver a power of V x I x power factor = watts if your load is a resistor, the power taken by the resistor = 5 x 0.5 x 1 = 2.5 watts (max)