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1.   Scope    

This specification shall be applied to5V 2.5AAC charger with EU plug

2.   Reference Standards

CE (EN60950)

3.   Electrical characteristic

Test circuit  

If the test is to be made on a specified circuit ,be sure to use the following circuit.

4.   Input Characteristic

           4.1 Rated Input Voltage

        It is normal from100Vac to240Vac

           4.2InputVoltageRange

The charger shall operate from90 Vac to264Vac and the range of switching is unnecessary

           4.3 Rated Frequency

It is normal from50Hzor60Hz andsingle phase

           4.4FrequencyRange

The charger shall operate with an input Frequency from47 Hzto63 Hz

           4.5 AC Input Current

Maximum steady state input current is500mA（max）Measured at90Vac input and maximum load

           4.6 Peak Input Current

With cold starting ,the peak input current should less than25A

           4.7 Efficiency

65% min.measured at100Vac and240Vac input voltage