Taiwan Semiconductor Manufacturing Comp. Ltd.

Chiang-Jui Chu

Chen-Hua Douglas Yu

Chung-Shi Liu

Hao-Yi Tsai

Hung-Yi Kuo

Ching-Wen Hsiao

Ming Hung Tseng

Hao-Chun Liu

Ming-Da Cheng

Tao-Sheng Chang

Young-Hwa Wu

An integrated circuit has corner regions and non-corner regions between the corner regions and includes a semiconductor substrate, conductive pads, passivation layer, post-passivation layer, first conductive posts, and second conductive posts. The conductive pads are disposed over the semiconductor substrate. The passivation layer and the post-passivation layer are sequentially disposed over the conductive pads. The first conductive posts and the second conductive posts are disposed on the post-passivation layer and are electrically connected to the conductive pads. The first conductive posts are disposed in the corner regions and the second conductive posts are disposed in the non-corner regions. Each of the first conductive posts has a body portion and a protruding portion connected to the body portion. A central axis of the body portion of the first conductive post has an offset from a central axis of the protruding portion of the first conductive post.

Semiconductor package including corner bumps coaxially offset from the pads and non-corner bumps coaxially aligned with the pads

A semiconductor package includes a conductive pillar and a solder. The conductive pillar has a first sidewall and a second sidewall opposite to the first sidewall, wherein a height of the first sidewall is greater than a height of the second sidewall. The solder is disposed on and in direct contact with the conductive pillar, wherein the solder is hanging over the first sidewall and the second sidewall of conductive pillar.

Semiconductor packages having conductive pillars with inclined surfaces

A semiconductor package includes a first device, a second device and a solder region. The first device includes a first conductive pillar, wherein the first conductive pillar has a first sidewall, a second sidewall opposite to the first sidewall, a first surface and a second surface physically connected to the first surface, the first surface and the second surface are disposed between the first sidewall and the second sidewall, and an included angle is formed between the first surface and the second surface. The solder region is disposed between the first conductive pillar and the second device to bond the first device and the second device.

Electrical devices, semiconductor packages and methods of forming the same are provided. One of the electrical devices includes a substrate, a conductive pad, a conductive pillar and a solder region. The substrate has a surface. The conductive pad is disposed on the surface of the substrate. The conductive pillar is disposed on and electrically connected to the conductive pad, wherein a top surface of the conductive pillar is inclined with respect to the surface of the substrate. The solder region is disposed on the top surface of the conductive pillar.

Semiconductor packages having conductive pillars with inclined surfaces and methods of forming the same

A package includes a device die, and an encapsulating material encapsulating the device die therein. The encapsulating material has a top surface coplanar with a top surface of the device die. A coil extends from the top surface to a bottom surface of the encapsulating material, and the device die is in the region encircled by the coil. At least one dielectric layer is formed over the encapsulating material and the coil. A plurality of redistribution lines is in the at least one dielectric layer. The coil is electrically coupled to the device die through the plurality of redistribution lines.

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Hsinchu, Taiwan

Chiang-Jui Chu