1.2A Switch-Mode Li Chargers with ?22V Input Rating and JEITA Battery Temperature Monitoring

General Description The MAX8900_ is a high-frequency, switch-mode charger for a 1-cell lithium ion (Li+) or lithium polymer (Li-Poly) battery. It delivers up to 1.2A of current to the battery from 3.4V to 6.3V (MAX8900A/MAX8900C) or 3.4V to 8.7V (MAX8900B). The 3.25MHz switch-mode charger is idea

文件：5.08856 Mbytes 頁數(shù)：35 Pages

MAXIM

美信

Three Status LED Indicators

文件：3.29718 Mbytes 頁數(shù)：15 Pages

MAXIM

美信

1.2A Switch-Mode Li Chargers with ?22V Input Rating and JEITA Battery Temperature Monitoring

General Description The MAX8900_ is a high-frequency, switch-mode charger for a 1-cell lithium ion (Li+) or lithium polymer (Li-Poly) battery. It delivers up to 1.2A of current to the battery from 3.4V to 6.3V (MAX8900A/MAX8900C) or 3.4V to 8.7V (MAX8900B). The 3.25MHz switch-mode charger is idea

文件：5.08856 Mbytes 頁數(shù)：35 Pages

MAXIM

美信

1.2A Switch-Mode Li Chargers with ?22V Input Rating and JEITA Battery Temperature Monitoring

文件：4.86937 Mbytes 頁數(shù)：35 Pages

MAXIM

美信

1.2A Switch-Mode Li Chargers with ?22V Input Rating and JEITA Battery Temperature Monitoring

文件：3.53936 Mbytes 頁數(shù)：35 Pages

MAXIM

美信

Three Status LED Indicators

文件：3.29718 Mbytes 頁數(shù)：15 Pages

MAXIM

美信

Three Status LED Indicators

文件：3.29718 Mbytes 頁數(shù)：15 Pages

MAXIM

美信

1.2A Switch-Mode Li Chargers with ?22V Input Rating and JEITA Battery Temperature Monitoring

文件：3.53936 Mbytes 頁數(shù)：35 Pages

MAXIM

美信

1.2A Switch-Mode Li Chargers with ?22V Input Rating and JEITA Battery Temperature Monitoring

文件：4.86937 Mbytes 頁數(shù)：35 Pages

MAXIM

美信

1.2A開關(guān)模式Li+充電器，具有±22V輸入額定電壓和JEITA電池溫度監(jiān)測

MAX8900_是高頻、開關(guān)模式充電器，用于單節(jié)鋰離子(Li+)或鋰聚合物(Li-Poly)電池。器件從3.4V至6.3V (MAX8900A/MAX8900C)或3.4V至8.7V (MAX8900B)電源產(chǎn)生高達1.2A的電流為電池充電。3.25MHz開關(guān)模式充電器能夠使用極小的元件并具有極低的發(fā)熱，可理想用于耳機、超便攜媒體播放器等小型手持設備。\n\n MAX8900_的若干特性使其非常適合高可靠性系統(tǒng)。MAX8900_可承受高達+22V以及低至-22V的輸入電壓。電池保護功能包括低壓預充、充電器故障定時器、管芯溫度監(jiān)測和電池溫度檢測。電池溫度監(jiān)測按照JEITA*規(guī)范規(guī)定的安 ? 工作在3.25MHz開關(guān)頻率的Li+/Li聚合物電池充電器\n? 電池溫度監(jiān)測器按照JEITA要求調(diào)節(jié)充電電流和終止電壓4.2V ±0.5%電池調(diào)節(jié)電壓(可根據(jù)需要訂購4.1V電壓的產(chǎn)品)\n? 可調(diào)節(jié)充電終止電流門限\n? 10mA至200mA可調(diào)\n? 10mA時精度可達±1mA\n\n\n? 高效率、低功耗\n? 采用2.0mm x 1.6mm電感\(zhòng)n? 提供正、負輸入電壓保護(±22V)\n? 高達+20V的工作電壓范圍(可根據(jù)需要訂購其它OVLO范圍的產(chǎn)品) \n? 支持無電池工作\n? 故障定時器\n? 充電狀態(tài)指示輸出\n? 2.44mm x 2.67mm x 0.6;

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