Is the output current of the direct charging standard equal to the charging current?
by:Vglory 2021-03-13
Is the output current of the charging sign equal to the charging current? This article will discuss the charging method of the mobile phone. Regarding the charging process of the mobile phone, set the same direct charging output (the practice should be called the power adapter) such as: 5.3v600mA. Answer: The charging process is switching (high Frequency pulse width adjustment (PWM method), charging method, the mobile phone does not completely pass the direct filling output talent, fills up the constant voltage operation, 5.3V, the output real charging current through the adjustment of the mobile phone charging process, must be less than 600ma, generally In 300~400ma. At this time, the direct charging output current we see is not the mobile phone charging current. For example, many of Motorola's direct charging output is 5.0v1A, and 500mA is sufficient for real battery charging, because the battery capacity of the mobile phone is only 580mAh. ★At this time, the superscript output current during direct charging is not equal to the actual charging current. B. The charging process is pulsed. In this charging method, the mobile phone is fully charged with current limit current, which is to use 600mA to charge the battery. At this time, The output current of direct charging is the charging current. Of course, the above refers to the constant current phase of lithium battery or Ni-MH battery charging. Assuming that the mobile phone is not responsible for processing, the charging processing is transferred to the direct cost, such as many CDMA mobile phones, this is nothing to say, its output is written very clearly, such as output: 4.2v500ma, this is the two data of lithium battery constant current and constant voltage Disclaimer: Some pictures and content of articles published on this site are from the Internet. If there is any infringement, please contact to delete the previous article: Explanation of several key processes in lithium battery processing
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