Provided is a battery module including a battery part including one battery cell or a plurality of battery cells connected in series, first and second leads respectively led out from a positive electrode and a negative electrode of the battery part, a first FET in which the first FET is an N-channel type and a drain of the first FET is connected to the first lead and a source of the first FET is connected to a positive output terminal, a negative output terminal connected to the second lead, a pre-discharge circuit provided in parallel with a drain-source path of the first FET and is configured to raise a potential of the positive output terminal prior to an ON state of the first FET at discharging, and a forced OFF circuit configured to turn off the first FET by short-circuiting between a gate and the source of the first FET.
Battery module including one or more battery cells connected in series and battery device including same
2020-06-16
Patent
Electronic Resource
English
IPC: | H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
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