Various embodiments of this disclosure provide a power source management method and apparatus of an electronic device. The power source management apparatus of the electronic device includes a memory for storing a battery consumption pattern by situation and a battery charging pattern by situation. A controller is configured to collect at least one of situation information or information for life pattern judgment. The controller is also configured to predict a situation of the electronic device or a life pattern using the collection information and judge a chargeability of a battery. The situation is related with at least one or more of a location and a time.