A packaged electronic device includes a stacked configuration of a first semiconductor die in a first recess in a first side of a first conductive plate, a second semiconductor die in a second recess in a first side of a second conductive plate, a third conductive plate electrically coupled to a second side of the second semiconductor die, and a package structure that encloses the first semiconductor die, and the second semiconductor die, where the package structure includes a side that exposes a portion of a second side of the first conductive plate.

A packaged electronic device includes a stacked configuration of a first semiconductor die in a first recess in a first side of a first conductive plate, a second semiconductor die in a second recess in a first side of a second conductive plate, a third conductive plate electrically coupled to a second side of the second semiconductor die, and a package structure that encloses the first semiconductor die, and the second semiconductor die, where the package structure includes a side that exposes a portion of a second side of the first conductive plate.

A packaged electronic device includes a stacked configuration of a first semiconductor die in a first recess in a first side of a first conductive plate, a second semiconductor die in a second recess in a first side of a second conductive plate, a third conductive plate electrically coupled to a second side of the second semiconductor die, and a package structure that encloses the first semiconductor die, and the second semiconductor die, where the package structure includes a side that exposes a portion of a second side of the first conductive plate.

A packaged electronic device includes a stacked configuration of a first semiconductor die in a first recess in a first side of a first conductive plate, a second semiconductor die in a second recess in a first side of a second conductive plate, a third conductive plate electrically coupled to a second side of the second semiconductor die, and a package structure that encloses the first semiconductor die, and the second semiconductor die, where the package structure includes a side that exposes a portion of a second side of the first conductive plate.

A packaged electronic device includes a stacked configuration of a first semiconductor die in a first recess in a first side of a first conductive plate, a second semiconductor die in a second recess in a first side of a second conductive plate, a third conductive plate electrically coupled to a second side of the second semiconductor die, and a package structure that encloses the first semiconductor die, and the second semiconductor die, where the package structure includes a side that exposes a portion of a second side of the first conductive plate.

The present invention provides a die bonding material containing the following component (A) and a solvent and having a refractive index (nD) at 25 C. of 1.41 to 1.43 and a thixotropic index of 2 or more, a light-emitting device including an adhesive member derived from the die bonding material, and a method for producing the light-emitting device. The die bonding material of the present invention is preferably used for fixing a light emitting element at a predetermined position.

Component (A): a curable polysilsesquioxane compound having a repeating unit represented by the following formula (a-1) and satisfying predetermined requirements related to .sup.29Si-NMR and mass average molecular weight (Mw)

R.sup.1-D-SiO.sub.3/2 (a-1)

[wherein R.sup.1 represents a fluoroalkyl group represented by a compositional formula: C.sub.mH.sub.(2m-n+1)F.sub.n; m represents an integer of 1 to 10, and n represents an integer of 2 to (2m+1); and D represents a linking group (excluding an alkylene group) for connecting R.sup.1 and Si, or a single bond].

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.

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.

The semiconductor device of the present invention is a semiconductor device in which a first semiconductor chip including a first field effect transistor for a high-side switch, a second semiconductor chip including a second field effect transistor for a low-side switch, and a third semiconductor chip including a circuit that controls each of the first and second semiconductor chips are sealed with a sealing portion. A lead electrically connected to a pad of the first semiconductor chip for a source of the first field effect transistor and a lead electrically connected to a back-surface electrode of the second semiconductor chip for a drain of the second field effect transistor are disposed on the same side of the sealing portion in a plan view.

The semiconductor device of the present invention is a semiconductor device in which a first semiconductor chip including a first field effect transistor for a high-side switch, a second semiconductor chip including a second field effect transistor for a low-side switch, and a third semiconductor chip including a circuit that controls each of the first and second semiconductor chips are sealed with a sealing portion. A lead electrically connected to a pad of the first semiconductor chip for a source of the first field effect transistor and a lead electrically connected to a back-surface electrode of the second semiconductor chip for a drain of the second field effect transistor are disposed on the same side of the sealing portion in a plan view.