COOLING DEVICE AND BATTERY PACK COMPRISING SAME

Disclosed herein relates to a cooling device including: a heat sink including a plurality of cooling channels and a plurality of hollows; and a manifold coupled to the heat sink, wherein the manifold includes: a plurality of sub-flow paths positioned near to the heat sink and corresponding to the plurality of cooling channels, and a plurality of main flow paths on the side far from the heat sink, wherein the plurality of sub-flow paths are branches of the plurality of main flow paths. Some embodiments of the present disclosure can rapidly cool the battery. Accordingly, the stability of the battery can be enhanced, and rapid charging of the battery can be enabled.