摘要:
A surface-mountable magnetic field sensor (1) with a semiconductor chip (4), a magnetic field measuring device (30), and in a method for producing and populating a circuit board (24) having a magnetic field sensor (1), the magnetic field sensor (1) has a semiconductor chip (4), which is arranged on a flat-conductor substrate (5). At least three flat-conductor electrodes (6 to 9), which protrude out of a plastic housing side (10), are electrically connected to the semiconductor chip (4). The flat-conductor substrate (5) and the semiconductor chip (4) are embedded in a plastic housing (11). The plastic housing (11) can be inserted with the embedded semiconductor chip (4) into a magnetic field gap (12), with the flat-conductor electrodes (6 to 9) protruding, wherein the flat-conductor electrodes (6 to 9) have bends (13 to 16) at a distance from the plastic housing side (10), the bends being surface-mountable on a circuit board.
摘要:
A surface-mountable magnetic field sensor (1) with a semiconductor chip (4), a magnetic field measuring device (30), and in a method for producing and populating a circuit board (24) having a magnetic field sensor (1), the magnetic field sensor (1) has a semiconductor chip (4), which is arranged on a flat-conductor substrate (5). At least three flat-conductor electrodes (6 to 9), which protrude out of a plastic housing side (10), are electrically connected to the semiconductor chip (4). The flat-conductor substrate (5) and the semiconductor chip (4) are embedded in a plastic housing (11). The plastic housing (11) can be inserted with the embedded semiconductor chip (4) into a magnetic field gap (12), with the flat-conductor electrodes (6 to 9) protruding, wherein the flat-conductor electrodes (6 to 9) have bends (13 to 16) at a distance from the plastic housing side (10), the bends being surface-mountable on a circuit board.
摘要:
A power electronic system with a cooling device, and a method for producing the system, comprising a plurality of submodules, each submodule having a first planar insulating material body, one first conductor track cohesively connected thereto, one power switch arranged on the conductor track, at least one internal connecting device composed of an alternate layer sequence of at least one electrically conductive film and at least one electrically insulating film, wherein at least one electrically conductive layer forms at least one second conductor track, and comprising external connection elements. In this case, the submodules are arranged cohesively or in a force-locking manner and in a manner spaced apart from one another with their first main surface on the cooling device. At least one second conductor track at least partially covers first conductor tracks of two submodules, electrically connects them to one another and covers an interspace between the submodules.
摘要:
A power semiconductor module that includes a substrate having at least one power semiconductor element; a heat sink for dissipation of heat from the at least one power semiconductor element and a housing having a cutout which is arranged on a lower face of the housing facing the heat sink and holds the substrate; and to a method for production of such power semiconductor modules. The power semiconductor module has at least one holding element, which engages in a recess, which is associated with the at least one holding element, on the lower face of the housing and is designed such that it limits any movement of the substrate in the direction of the lower face of the housing.
摘要:
An arrangement having a cooling circulation, a plurality of modular power semiconductor modules and at least one capacitor, wherein a power semiconductor module has a power electronics switch and a cooling device, which is capable of carrying a flow of a cooling fluid, for cooling the switch, the cooling device having at least one cooling face, and four connection devices for the cooling fluid. The connection devices are arranged in pairs on main sides of the power semiconductor module. The power semiconductor modules have their main sides strung together modularly by connecting corresponding connection devices on successive power semiconductor modules. To this end, at least two successive power semiconductor modules have a capacitor arranged between them which, for its part, is cooled by means of the cooling circulation of the cooling fluid as provided by the arrangement.
摘要:
A power semiconductor module comprising a substrate. The power semiconductor module has first and second DC voltage load current connection elements and first and second power semiconductor components. The first and second power semiconductor components are arranged along a lateral first direction of the substrate. The power semiconductor module has a foil composite having a first metallic foil layer and a structured second metallic foil layer and an electrically insulating foil layer arranged between the first and second metallic foil layers. The first power semiconductor component and the second power semiconductor component are electrically conductively connected to the foil composite and to the substrate. The first and second power semiconductor components are arranged on a common side in relation to the first and second DC voltage load current connection elements. The invention provides a power semiconductor module having a particularly low-inductance construction.
摘要:
A power semiconductor module includes a housing, terminal elements leading to the outside of the housing, an electrically insulated substrate arranged inside the housing, with the substrate being comprised of an insulating body and having on the first main face facing away from the base plate a plurality of connecting tracks electrically insulated from each other. The terminal and connecting elements are arranged on a connecting track in with contact faces contacting connecting tracks or power semiconductor components, with the individual contact faces having a plurality of partial contact faces. In one optional embodiment, each partial contact face has a maximum area of 20 mm2. In another embodiment, partial contact faces each are arranged at a distance of approximately 5 mm with regard to each other and the connection of the partial faces to the connecting tracks or the power semiconductor components is flush.
摘要:
A power semiconductor module with a scalable construction, having a base plate or intended for direct mounting on a heat sink. The module has a framelike housing, a cover, terminal elements, extending to the outside of the housing for load contacts and auxiliary contacts. The module having at least two electrically insulating substrates disposed inside the housing, which in turn each comprise one insulating body and a plurality of metal conducting tracks, located on the first main face of the insulating body, which first main face is remote from the base plate or the heat sink. The metal connecting tracks are electrically insulated from one another, and power semiconductor components are located on and electrically connected to these connecting tracks. The substrates (50) are identical, and electrically connected to one another, and have the same type and number of power semiconductor components disposed thereon.
摘要:
A power semiconductor module has a base plate comprising a framelike housing, a cap, and at least one electrically insulated substrate disposed inside the housing. The substrate comprises an insulation body with a plurality of metal connection tracks located thereon and insulated from one another, power semiconductor components located on the connection tracks, and terminal elements leading to the outside of the power semiconductor module for load and auxiliary contacts. Some of these terminal elements in the interior of the power semiconductor module comprise contact springs, which are disposed between the connection tracks and contact points on a printed circuit board. The printed circuit board has conductor tracks, which connect the contact points to contact elements that lead to the outside of the power semiconductor module.
摘要:
A circuit arrangement includes a base body, with one or more substrates, an intermediate-circuit board, a compression device and a driver circuit. Each substrate includes a positive-pole conductive strip, a negative-pole conductive strip, and auxiliary connections. Components such as power transistors, are in contact with the conductive strips and the auxiliary connections. The intermediate-circuit board includes a positive-pole DC connection and negative-pole DC connection and electrical capacitors connected between them. An AC connection element that must be cooled is assigned to each substrate. The positive-pole DC connection and the negative-pole DC connection include contacts for direct low-inductance connection with the corresponding conductive strips of the one or more substrates. The equivalent applies to the one or more AC connection elements. The compression device electrically connects the contacts of the positive-pole and negative-pole DC connections and the contacts of the one or more AC connection elements.