Patent classifications
H01L2224/48245
SEMICONDUCTOR PACKAGE AND LEAD FRAME WITH ENHANCED DEVICE ISOLATION
A semiconductor package includes a first semiconductor die, a first group of leads that each comprise an interior end, and an encapsulant body of electrically insulating material that encapsulates the semiconductor die and the interior ends of the leads from the first group, wherein a gap is disposed between outer sidewalls of two immediately adjacent ones of the leads from the first group, wherein the first semiconductor die is mounted on the first group of leads such that a lower surface of the first semiconductor die faces and overlaps with each of the leads from the first group, and wherein the lower surface of the first semiconductor die extends across the gap between outer sidewalls of two immediately adjacent ones of the leads from the first group.
SEMICONDUCTOR DEVICE
A semiconductor device of embodiments includes: a die pad; a semiconductor chip fixed on the die pad; and a sealing resin covering the semiconductor chip and at least a part of the die pad. The sealing resin has a first protruding portion provided on one side surface and a second protruding portion provided on another side surface. The cross-sectional area of the first protruding portion is equal to or more than 10% of the maximum cross-sectional area of the sealing resin. The cross-sectional area of the second protruding portion is equal to or more than 10%; of the maximum cross-sectional area. The maximum cross-sectional area is equal to or more than 6 mm.sup.2.
STUD BUMP FOR WIREBONDING HIGH VOLTAGE ISOLATION BARRIER CONNECTION
An electronic device includes a bond wire with a first end bonded by a ball bond to a planar side of a first conductive plate, and a second end bonded by a stitch bond to a conductive stud bump at an angle greater than or equal to 60 degrees. A wirebonding method includes bonding the first end of the conductive bond wire to the first conductive plate includes forming a ball bond to join the first end of the conductive bond wire to a planar side of the first conductive plate by a ball bond, and bonding the second end of the conductive bond wire to the conductive stud bump includes forming a stitch bond to join the second end of the conductive bond wire to the conductive stud bump.
SEMICONDUCTOR MODULE
A half bridge power module (1) comprising a substrate (2) comprising an inner load track (11), two intermediate load tracks (12, 14) and two outer load tracks (10,13), wherein an external terminal is mounted on one of the intermediate load tracks (12, 14), an external terminal (3, 4) is mounted on one of the outer load tracks (10, 13) and an external terminal (5) is mounted on the inner load track (11); wherein semiconductor switches (101, 12, 105, 106) are mounted on the outer load tracks (10, 13) and are electrically connected to the intermediate load track (12); and semiconductor switches (103, 104, 107, 108) are mounted on the intermediate load tracks (12, 14) and are electrically connected to the inner load track (11).
SEMICONDUCTOR DEVICE
According to one embodiment, a semiconductor device c includes: a package substrate including a base including a mount portion, and terminals; a semiconductor chip including a first pad to which a ground voltage is supplied, a second pad electrically connected to a first terminal among the terminals, and a semiconductor circuit connected to the first and second pads, the semiconductor chip being provided above the mount portion; and a first capacitor chip including a first capacitor unit provided in a silicon substrate, a first node supplied with the ground voltage, and a second node electrically connected to the second pad, the first capacitor chip being provided above the mount portion.
INTEGRATED TRANSFORMER MODULE
A module includes a substrate, metal layers and insulating layers laminated on the substrate, a bottom winding made of a metal directly contacting a first metal layer or a second metal layer, a first insulating layer on the bottom winding, a core on the first insulating layer, a second insulating layer on the core, a top winding made of the metal that is located on the core and a portion of the second insulating layer and that directly contacts the first metal layer or the second metal layer, and a third insulating layer on the top winding, electronic components that are located on the third insulating layer, where primary and secondary windings of the transformer are defined by portions of the bottom winding and the top winding and are located on opposite sides of the core from each other.
METHOD FOR THE MANUFACTURE OF INTEGRATED DEVICES INCLUDING A DIE FIXED TO A LEADFRAME
A method for soldering a die obtained using the semiconductor technique with a leadframe, comprising the steps of providing a leadframe, which has at least one surface made at least partially of copper; providing a die, which has at least one surface coated with a metal layer; applying to the surface a solder alloy comprising at least 40 wt % of tin or at least 50% of indium or at least 50% of gallium, without lead, and heating the alloy to a temperature of at least 380° C. to form a drop of solder alloy; providing a die, which has at least one surface coated with a metal layer; and setting the metal layer in contact with the drop of solder alloy to form the soldered connection with the leadframe. Moreover, a device obtained with said method is provided.
Method for the manufacture of integrated devices including a die fixed to a leadframe
A method for soldering a die obtained using the semiconductor technique with a leadframe, comprising the steps of providing a leadframe, which has at least one surface made at least partially of copper; providing a die, which has at least one surface coated with a metal layer; applying to the surface a solder alloy comprising at least 40 wt % of tin or at least 50% of indium or at least 50% of gallium, without lead, and heating the alloy to a temperature of at least 380° C. to form a drop of solder alloy; providing a die, which has at least one surface coated with a metal layer; and setting the metal layer in contact with the drop of solder alloy to form the soldered connection with the leadframe. Moreover, a device obtained with said method is provided.
SEMICONDUCTOR DEVICE
A semiconductor device includes a first terminal, a second terminal, a first chip, and a resistance part. The first chip includes a substrate electrically connected to the second terminal, a nitride semiconductor layer located on the substrate, a first drain electrode located on the nitride semiconductor layer and electrically connected to the first terminal, a first source electrode located on the nitride semiconductor layer and electrically connected to the second terminal, and a substrate capacitance between the first drain electrode and the substrate. The resistance part is connected in series in a path including the substrate capacitance between the first drain electrode and the second terminal.
POWER MODULE WITH OVERMOULDING, DEVICES COMPRISING SUCH A POWER MODULE AND METHOD FOR MANUFACTURING A POWER MODULE WITH OVERMOULDING
A power module having electrical connection parts, preferably made of metal, each having a main plate, the main plates extending in one and the same main plane so as to be substantially coplanar. At least one of the electrical connection parts includes at least one electrical connector projecting from its main plate. At least one transistor is electrically connected between two upper faces of respectively two of the main plates, and an electrically insulating overmolding, for example made of resin, covers each transistor and at least one portion of the upper faces of the main plates.