BATTERY MANAGEMENT UNIT PROVIDED WITH STRUCTURE FOR PREVENTING SEPARATION OF CARD EDGE CONNECTOR AND THE STRUCTURE FOR PREVENTING SEPARATION OF CARD EDGE CONNECTOR

A battery management unit provided with a structure for preventing separation of a card edge connector and a structure for preventing separation of a card edge connector are provided. A battery management unit provided with a structure for preventing separation of a card edge connector includes a main circuit board and a sub-circuit board assembled to the main circuit board in an upright position, in which the main circuit board includes a slot block configured for insertion of the sub-circuit board, a first pivoting member including a first pivoting lever pivotably arranged around the slot block, a catching protrusion at a side of the first pivoting lever and insertable into a recess in the sub-circuit board, and a stepped portion at another side of the first pivoting lever, and a second pivoting member pivotably arranged around the slot block to press-contact the stepped portion.