Patent classifications
H01L2224/84986
SEMICONDUCTOR PACKAGE WITH CLIP ALIGNMENT NOTCH
An electronic component includes a leadframe and a first semiconductor die. The leadframe includes a leadframe top side, a leadframe bottom side opposite the leadframe top side, and a top notch at the leadframe top side. The top notch includes a top notch base located between the leadframe top side and the leadframe bottom side, and defining a notch length of the top notch, and can also include a top notch first sidewall extended, along the notch length, from the leadframe top side to the top notch base. The first semiconductor die can include a die top side a die bottom side opposite the die top side and mounted onto the leadframe top side, and a die perimeter. The top notch can be located outside the die perimeter. Other examples and related methods are also disclosed herein.
SEMICONDUCTOR PACKAGE WITH WIRE BOND JOINTS AND RELATED METHODS OF MANUFACTURING
A method of attaching a metal clip to a semiconductor die includes: aligning a first bonding region of the metal clip with a first bond pad of the semiconductor die; and while the first bonding region of the metal clip is aligned with the first bond pad of the semiconductor die, forming a plurality of first wire bonds to the first bond pad of the semiconductor die through a plurality of openings in the first bonding region of the metal clip, the plurality of first wire bonds forming a joint between the metal clip and the first bond pad of the semiconductor die. Additional methods and related semiconductor packages produced from such methods are also described.
Semiconductor devices having exposed clip top sides and methods of manufacturing semiconductor devices
In one example, a method of manufacturing a semiconductor device includes providing a substrate having substrate terminals and providing a component having a first component terminal and a second component terminal adjacent to a first major side of the component. The method includes providing a clip structure having a first clip, a second clip, and a clip connector coupling the first clip to the second clip. The method includes coupling the first clip to the first component terminal and a first substrate terminal and coupling the second clip to a second substrate terminal. The method includes encapsulating the component, portions of the substrate, and portions of the clip structure. the method includes removing a sacrificial portion of the clip connector while leaving a first portion of the clip connector attached to the first clip and leaving a second portion of the clip connector attached to the second clip. In some examples, the first portion of the clip connector includes a first portion surface, the second portion of the clip connector includes a second portion surface, and the first portion surface and the second portion surface are exposed from a top side of the encapsulant after the removing. Other examples and related structures are also disclosed herein.
SEMICONDUCTOR DEVICES AND METHODS OF MANUFACTURING SEMICONDUCTOR DEVICES
A method includes providing a substrate having substrate terminals and providing a first component having a first terminal and a second terminal. The method includes providing a clip structure having a first clip, a second clip, and a clip connector coupling the first clip to the second clip. The method includes coupling the first clip to the first terminal and a substrate terminal and coupling the second clip to another substrate terminal. The method includes encapsulating the structure and removing a portion of the clip connector. In some examples, the first portion of the clip connector includes a first portion surface, the second portion of the clip connector includes a second portion surface, and the first portion surface and the second portion surface are exposed from a top side of the encapsulant. Other examples and related structures are also disclosed herein.
SEMICONDUCTOR DEVICE
According to one embodiment, there is provided a semiconductor device including a first wiring, a semiconductor chip, a first bonding member, having a first melting temperature, located between the first wiring and the semiconductor chip, and a second wiring including a first connection unit and a second connection unit spaced from the first connection unit. A second bonding member having a second melting temperature higher than the first melting temperature is located between the semiconductor chip and the first connection unit. A third wiring is also provided, and a third bonding member having a third melting temperature lower than the second melting temperature is located between the second connection unit and the third wiring.
SEMICONDUCTOR DEVICES AND METHODS OF MANUFACTURING SEMICONDUCTOR DEVICES
In one example, a method of manufacturing a semiconductor device includes providing a substrate having substrate terminals and providing a component having a first component terminal and a second component terminal adjacent to a first major side of the component. The method includes providing a clip structure having a first clip, a second clip, and a clip connector coupling the first clip to the second clip. The method includes coupling the first clip to the first component terminal and a first substrate terminal and coupling the second clip to a second substrate terminal. The method includes encapsulating the component, portions of the substrate, and portions of the clip structure. the method includes removing a sacrificial portion of the clip connector while leaving a first portion of the clip connector attached to the first clip and leaving a second portion of the clip connector attached to the second clip. In some examples, the first portion of the clip connector includes a first portion surface, the second portion of the clip connector includes a second portion surface, and the first portion surface and the second portion surface are exposed from a top side of the encapsulant after the removing. Other examples and related structures are also disclosed herein.
METHOD OF MANUFACTURING SEMICONDUCTOR DEVICES AND CORRESPONDING SEMICONDUCTOR DEVICE
A semiconductor device includes an electrically conductive clip arranged in a bridge-like position between a semiconductor integrated circuit chip and an electrically conductive pad of a leadframe. The electrically conductive clip is soldered to the semiconductor integrated circuit chip and to the electrically conductive pad via soldering material applied at coupling surfaces facing towards the semiconductor integrated circuit chip and the electrically conductive pad. Prior to soldering, the clip is immobilized in the desired bridge-like position via one of welding (such as laser welding) or gluing at dedicated immobilization areas.
METHOD OF MANUFACTURING SEMICONDUCTOR DEVICES AND CORRESPONDING SEMICONDUCTOR DEVICE
A semiconductor device includes an electrically conductive clip arranged in a bridge-like position between a semiconductor integrated circuit chip and an electrically conductive pad of a leadframe. The electrically conductive clip is soldered to the semiconductor integrated circuit chip and to the electrically conductive pad via soldering material applied at coupling surfaces facing towards the semiconductor integrated circuit chip and the electrically conductive pad. Prior to soldering, the clip is immobilized in the desired bridge-like position via one of welding (such as laser welding) or gluing at dedicated immobilization areas.
Multi-clip structure for die bonding
A multi-clip structure includes a first clip for die bonding and a second clip for die bonding. The multi-clip structure further includes a retaining tape fixed to the first clip and to the second clip to hold the first clip and the second clip together.
Semiconductor device, method for manufacturing the same, and power conversion device
In a method for manufacturing a semiconductor device, a plurality of first provisional fixing portions are supplied on a front surface of a substrate such that the plurality of first provisional fixing portions are spaced from each other and thus dispersed. A first solder layer processed into a plate to be a first soldering portion is disposed in contact with the plurality of first provisional fixing portions. A semiconductor chip is disposed on the first solder layer. In addition a conductive member in the form of a flat plate is disposed thereon via a second provisional fixing portion and a second solder layer. A reflow process is performed to solder the substrate, the semiconductor chip and the conductive member together.