Interphone circuit with functions of charging while using and soft shutdown and interphone

The utility model relates to the technical field of interphones, in particular to an interphone circuit with functions of charging while using and soft shutdown and an interphone. The circuit comprises a power manager, a main circuit power supply module, a battery, a charging interface, a charging m...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HUANG TINGFU, LAI ZHANGBO, FU RONGQUAN, WU ZHENXING, LAI QUANXING, XU QINGLIN, ZHENG CONGYANG, QIU JIFENG, DU XINHUI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model relates to the technical field of interphones, in particular to an interphone circuit with functions of charging while using and soft shutdown and an interphone. The circuit comprises a power manager, a main circuit power supply module, a battery, a charging interface, a charging module, a microcontroller, a first band-stop triode and a second band-stop triode, when the charging interface is electrified, the charging interface is used for supplying power and cutting off power supply of the battery, so that the normal work of the interphone and the battery charging are simultaneously carried out, the charging and the using are simultaneously realized, the battery charging time is shortened, and the service life of the battery is prolonged. The interphone has a soft shutdown function, and charging information indication can be provided for a user when the interphone is in a shutdown state. 本实用新型涉及对讲机技术领域,特别涉及一种具备边充边用及软关机功能的对讲机电路及对讲机。该电路包括电源管理器、主电路供电模块、电池、充电接口、充电模块,微控制器、第一带阻三极管、第二带阻三极管;当充电接口接电时