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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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AN2390 数据表(PDF) 29 Page - STMicroelectronics |
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AN2390 数据表(HTML) 29 Page - STMicroelectronics |
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29 / 42 page  AN2390 How to use the evaluation board 29/42 3.3.2 Li-ion battery charger The following parameter values are used in the Li-ion charger: The following values are programmed for the different phases: 1) Precharge Phase: Here Vbat <= 3.0 V and charging current: 200 mA 2) Constant Current Phase: Here 3.0 < Vbat < 4.2 V and charging current: 500 mA 3) Constant Voltage Phase: Here 4.15< Vbat < 4.2 V Table 9 shows the results of an experiment with the evaluation board charging a single Li-ion battery. Table 6. Li-ion battery charger parameters SL No Parameter name Value Input Parameter 1 Input Supply Voltage 5 V 2 Max Input Supply Current 2A Output Parameter 3 Max Battery Output Voltage 4.2V 4 Max Output Current 1000 mA |
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