A secondary battery and a battery module are disclosed. A secondary battery includes a case accommodating an electrode assembly; and a sensor, and the sensor includes a circuit on a surface of the case and configured to be shorted in response to a volume o...

A rechargeable battery pack may include a battery cell configured to draw out an electrode tab from an electrode assembly accommodated in a pouch, a protection circuit module (PCM) connected to an electrode tab drawn out to a terrace of the pouch and conne...

A switchable battery assembly includes a battery that has a positive terminal and a negative terminal and a plurality of chemical cells positioned within the battery. The positive terminal is in continuous electrical communication with the plurality of che...

A system may include a battery, a protection field-effect transistor electrically coupled to a first terminal of the battery, such that when the protection field-effect transistor is deactivated, substantially zero electrical current flows to and from the ...

There is provided a battery system made up by connecting multiple battery units BTU1, BTUn in parallel with each other, the battery units BTU1, BTUn having multiple battery banks V1, Vn, respectively, and multiple switching circuits SW1, SWn connected in s...

A heater 13 and a thermistor 14 are connected in parallel, and a main fuse 11 is connected in series with thus formed parallel circuit to form a protective circuit 6. In a secondary battery 5 of the present invention, a charging/discharging current passes ...