A semiconductor device includes a die pad, a semiconductor element, a joining layer, a first conductive member, and a second conductive member. The semiconductor element has a first electrode opposing an obverse surface of the die pad, and a second electrode and a third electrode that are opposite to the first electrode in a thickness direction. The first electrode is electrically joined to the obverse surface. The joining layer electrically joins the first electrode and the obverse surface to each other. The first conductive member is electrically joined to the second electrode. The second conductive member is electrically joined to the third electrode. The area of the third electrode is smaller than the area of the second electrode as viewed along the thickness direction. The Young's modulus of the second conductive member is smaller than the Young's modulus of the first conductive member.

A semiconductor package includes a die pad having a die attach surface, a rear surface opposite the die attach surface, and an outer edge side extending between the die attach surface and the rear surface, the outer edge side having a step-shaped profile, wherein an upper section of the die pad laterally overhangs past a lower section of the die pad, a semiconductor die mounted on the die attach surface and having a first electrical terminal on an upper surface of the semiconductor die, and a first conductive clip that directly electrically contacts the first electrical terminal and wraps around the outer edge side of the die pad such that a section of the first conductive clip is at least partially within an area that is directly below the upper section of the die pad and directly laterally adjacent to the lower section.

A semiconductor package includes a die pad having a die attach surface, a rear surface opposite the die attach surface, and an outer edge side extending between the die attach surface and the rear surface, the outer edge side having a step-shaped profile, wherein an upper section of the die pad laterally overhangs past a lower section of the die pad, a semiconductor die mounted on the die attach surface and having a first electrical terminal on an upper surface of the semiconductor die, and a first conductive clip that directly electrically contacts the first electrical terminal and wraps around the outer edge side of the die pad such that a section of the first conductive clip is at least partially within an area that is directly below the upper section of the die pad and directly laterally adjacent to the lower section.

A semiconductor device includes a lead frame including a die paddle and a lead, a semiconductor chip, and a clip. The semiconductor chip has a first side and a second side opposite to the first side. The first side is attached to the die paddle and the second side includes a first bond pad and a second bond pad. The clip electrically couples the first bond pad to the lead. The clip contacts the first bond pad at a first edge portion of the first bond pad adjacent to the second bond pad and defines a first cavity between a central portion of the first bond pad and the clip. Solder is within the first cavity to electrically couple the clip to the first bond pad. The semiconductor device includes a first opening to the first cavity to route flux away from the second bond pad during reflow soldering.

A package which comprises an electrically conductive chip carrier, a first chip comprising a first connection terminal, a second connection terminal located on the chip carrier and a control terminal, a second chip comprising a first connection terminal, a second connection terminal located on the chip carrier and a control terminal, wherein the first chip and the second chip are connected to form a half bridge having inlet terminals and an outlet terminal, and a clip having three connection sections connecting the second connection terminal of the first chip with the first connection terminal of the second chip and with the outlet terminal of the half bridge.

A package which comprises an electrically conductive chip carrier, a first chip comprising a first connection terminal, a second connection terminal located on the chip carrier and a control terminal, a second chip comprising a first connection terminal, a second connection terminal located on the chip carrier and a control terminal, wherein the first chip and the second chip are connected to form a half bridge having inlet terminals and an outlet terminal, and a clip having three connection sections connecting the second connection terminal of the first chip with the first connection terminal of the second chip and with the outlet terminal of the half bridge.

Package on package structures and manners of formation are described. In an embodiment, an array of trenches is formed partially through a fan-out substrate. In an embodiment, a plurality of laterally separate locations thermal interface material is dispensed onto an array of embedded bottom die. In an embodiment a thermal compression tool including an array of cavities corresponding to an array of top packages is brought into contact with the array of top packages and underlying fan-out substrate during PoP joint formation. The fan-out substrate may be secured to a vacuum chuck during several processing operations.

A semiconductor device includes a lead frame including a die paddle and a lead, a semiconductor chip, and a clip. The semiconductor chip has a first side and a second side opposite to the first side. The first side is attached to the die paddle and the second side includes a first bond pad and a second bond pad. The clip electrically couples the first bond pad to the lead. The clip contacts the first bond pad at a first edge portion of the first bond pad adjacent to the second bond pad and defines a first cavity between a central portion of the first bond pad and the clip. Solder is within the first cavity to electrically couple the clip to the first bond pad. The semiconductor device includes a first opening to the first cavity to route flux away from the second bond pad during reflow soldering.

A semiconductor device includes a lead frame including a die paddle and a lead, a semiconductor chip, and a clip. The semiconductor chip has a first side and a second side opposite to the first side. The first side is attached to the die paddle and the second side includes a first bond pad and a second bond pad. The clip electrically couples the first bond pad to the lead. The clip contacts the first bond pad at a first edge portion of the first bond pad adjacent to the second bond pad and defines a first cavity between a central portion of the first bond pad and the clip. Solder is within the first cavity to electrically couple the clip to the first bond pad. The semiconductor device includes a first opening to the first cavity to route flux away from the second bond pad during reflow soldering.