摘要:
A method of manufacture of an integrated circuit packaging system includes: providing a leadframe having an upper structure, upper protrusions, and a base side facing away from the upper structure and the upper protrusions; forming tie bars in the leadframe with an opening surrounding the upper structure, the tie bars connected to the upper structure and exposed on the base side; connecting an integrated circuit to the upper protrusions; applying an encapsulant over the integrated circuit, over the upper structure, and in the opening with the base side exposed; removing the tie bars exposing a first surface and a second surface of the encapsulant below the first surface, and forming a die paddle from the upper structure and exposed from the second surface; and removing the leadframe from the base side forming island terminals from the upper protrusions exposed from the second surface and isolated from the die paddle.
摘要:
A method of manufacture of an integrated circuit packaging system includes: forming a lead-frame having a die attach paddle and a contact pad connected by a link; mounting an integrated circuit die over the die attach paddle; molding a package body on the lead-frame and the integrated circuit die including leaving portions of the die attach paddle, the contact pad, and the link exposed from the package body; forming an exposed edge by etching away the link between the contact pad, and the die attach paddle; and depositing a solder-resistant layer on the exposed edge.
摘要:
A method of manufacture of an integrated circuit packaging system includes: providing a lead frame having a hole, a lead extension, and an exterior pad under the lead extension with the hole abutting the lead extension; connecting an electrical interconnect between an integrated circuit and the lead extension; forming an encapsulation over the integrated circuit and surrounding the electrical interconnect and through the hole; and removing a bottom portion of the lead frame resulting in a stand-off lead from the lead extension with the exterior pad on the stand-off lead.
摘要:
A method of manufacture of an integrated circuit packaging system includes: providing a package paddle having a hole, a recess, and a pad, the hole over the recess; mounting an integrated circuit to the package paddle; forming a lead having a bottom surface coplanar with a bottom surface of the pad, the lead isolated from the package paddle; attaching connectors directly on the integrated circuit, the lead, and the package paddle; and forming an encapsulation covering the integrated circuit and within the hole and the recess.
摘要:
A method of manufacture of an integrated circuit packaging system includes: providing a package paddle; forming a pad extension having a spacing to the package paddle; forming a lead adjacent the pad extension, the pad extension between the package paddle and the lead; forming a conductive layer directly on and between the package paddle and the pad extension; and connecting an integrated circuit to the pad extension and the lead, the integrated circuit over the package paddle.
摘要:
A method of manufacture of an integrated circuit packaging system includes: forming a paddle, an inner post adjacent to the paddle, a jumper pad, and an outer post, with the jumper pad between the inner post and the outer post; mounting an integrated circuit over a paddle first side, the paddle first side co-planar with the outer post; connecting a first jumper interconnect between the integrated circuit and the jumper pad; connecting a second jumper interconnect between the jumper pad and the outer post; and forming an encapsulation over paddle, the integrated circuit, the first jumper interconnect, the jumper pad, and the second jumper interconnect.
摘要:
A method of manufacture of an integrated circuit packaging system includes: providing an array of leads having a jumper lead and a covered contact; coupling an insulated bonding wire between the jumper lead and the covered contact; attaching an integrated circuit die over the covered contact; and coupling a bond wire between the integrated circuit die and the jumper lead including coupling the integrated circuit die to the covered contact through the insulated bonding wire.
摘要:
A method of manufacture of an integrated circuit packaging system includes: forming a lead having a lead overhang at an obtuse angle to a lead top side and having a lead ridge protruding from a lead non-horizontal side, the lead overhang having a lead overhang-undercut side at an acute angle to a lead overhang non-horizontal side; forming a lead conductive cap completely covering the lead overhang non-horizontal side and the lead top side; forming a package paddle adjacent the lead; mounting an integrated circuit over the package paddle; and forming an encapsulation over the integrated circuit, the package paddle, and the lead.
摘要:
A method of manufacture of an integrated circuit packaging system includes: providing a connection structure having a component pad, an outer pad, and an inner pad, the inner pad between the component pad and the outer pad; forming a support structure between the inner pad and the outer pad; mounting an integrated circuit device over the component pad; attaching an interconnect to the integrated circuit device and the outer pad, the interconnect above the inner pad and supported by the support structure; and applying an encapsulation over the connection structure, the interconnect, and the integrated circuit device.
摘要:
A method of manufacture of an integrated circuit packaging system includes: forming a first lead adjacent and staggered to a second lead, the first lead having a first external connection portion with a first external conductive layer and a first internal connection portion, the first external connection portion oriented laterally outwards from the first internal connection portion, and the second lead having a second external connection portion with a second external conductive layer and a second internal connection portion; connecting an integrated circuit device with the first internal connection portion and with the second internal connection portion; forming an encapsulation over the integrated circuit device with the first lead and the second lead exposed; and forming a solder mask on the encapsulation, on the first lead, and on the second lead with the first external conductive layer and the second external conductive layer exposed from the solder mask.