Protection circuit unit and method of bonding lead portions and protection circuit unit
AssigneeLG Energy Solution, Ltd.
InventorsSang Jin Kim, Young Joong Kim, Jin Hyun Lee, Dae Ho Jung
Life of this patent
Estimating the term…
Abstract
Discussed is a protection circuit module that may include a printed circuit board configured to be connected to a positive lead part and a negative lead part connected to a battery cell, wherein the printed circuit board includes an upper layer bonded to the positive lead part and the negative lead part so as to be electrically connected; an intermediate layer including a first insulating layer including a material containing an epoxy resin and provided below the upper layer; and a laser reflective layer provided between the upper layer and the first insulating layer and reflecting light from a laser.
Claims9
A protection circuit module comprising:
- a printed circuit board configured to be connected to a positive lead part and a negative lead part connected to a battery cell,
- wherein the printed circuit board comprises:
- an upper layer bonded to the positive lead part and the negative lead part so as to be electrically connected;
- an intermediate layer including a first insulating layer including a material containing an epoxy resin and provided below the upper layer;
- and
- a laser reflective layer provided between the upper layer and the first insulating layer and reflecting light from a laser, and
- wherein an end of the upper layer and an end of the laser reflective layer are aligned in a cross sectional view.
Dependencies are inferred from the claim text.