EMC filter device having an integrated current sensor and an integrated capacitor; and power electronics module
An EMC filter device for power electronics of an electric machine includes an electrical conductor structure having at least two separate conducting layers that are insulated from one another; an inductor that cooperates with the electrical conductor structure; and a plurality of additional electronic components fastened to the electrical conductor structure.
1 . An EMC filter device for power electronics of an electric machine, comprising:
an electrical conductor structure having two separate conducting layers;
an inductor interacting with the electrical conductor structure; and
a plurality of additional electronic components fastened to the electrical conductor structure, wherein one of the electronic components is designed as at least one of a current sensor and a discharge resistor.
2 . The EMC filter device according to claim 1 , wherein each of the electronic components are attached to the electrical conductor structure in a materially bonded manner.
3 . The EMC filter device according to claim 1 , wherein one of the electronic components is designed as a capacitor.
4 . The EMC filter device according to claim 1 , wherein the inductor has a core and the conductor structure is inserted through the core.
5 . The EMC filter device according to claim 1 , wherein the plurality of additional electrical components include a capacitor, the current sensor, and the discharge resistor.
6 . A power electronics module for an electric machine, comprising:
a capacitor arrangement; and
an EMC filter device electrically connected to the capacitor arrangement, the EMC filter device including:
an electrical conductor structure having two separate conducting layers;
an inductor interacting with the electrical conductor structure; and
a plurality of additional electronic components fastened to the electrical conductor structure, wherein the electrical conductor structure is fastened to a region fixed to a housing of an inverter unit.
7 . The power electronics module according to claim 6 , wherein a plurality of capacitors of the capacitor arrangement are each fastened to one of an upper side or an underside of the electrical conductor structure.
8 . The power electronics module according to claim 6 , wherein each of the electronic components are attached to the electrical conductor structure in a materially bonded manner.
9 . The power electronics module according to claim 6 , wherein one of the electronic components is designed as a capacitor, the capacitor being separate from the capacitor arrangement.
10 . The power electronics module according to claim 6 , wherein the inductor has a core and the conductor structure is inserted through the core.
11 . A power electronics module for an electric machine, comprising:
a capacitor arrangement; and
an EMC filter device electrically connected to the capacitor arrangement, the EMC filter device including:
an electrical conductor structure having two separate conducting layers;
an inductor interacting with the electrical conductor structure; and
a plurality of additional electronic components fastened to the electrical conductor structure, wherein a current input of the power electronics module is formed directly by the electrical conductor structure, and a current output of the power electronics module is formed by the capacitor arrangement.
12 . A power electronics module for an electric machine, comprising:
a capacitor arrangement; and
an EMC filter device electrically connected to the capacitor arrangement, the EMC filter device including:
an electrical conductor structure having two separate conducting layers;
an inductor interacting with the electrical conductor structure; and
a plurality of additional electronic components fastened to the electrical conductor structure, wherein one of the electronic components is designed as at least one of a current sensor and a discharge resistor.
13 . The power electronics module according to claim 12 , wherein the plurality of additional electrical components include a capacitor, the current sensor, and the discharge resistor.
14 . A power electronics module for an electric machine, comprising:
a capacitor arrangement; and
an EMC filter device electrically connected to the capacitor arrangement, the EMC filter device including:
an electrical conductor structure having two separate conducting layers;
an inductor interacting with the electrical conductor structure; and
a plurality of additional electronic components fastened to the electrical conductor structure, wherein the electrical conductor structure includes:
a first single-layer printed circuit board having one of the conducting layers and an insulating printed circuit board;
a second single-layer printed circuit board having the other of the conducting layers and a further insulating printed circuit board;
a spacer arranged between the first single-layer printed circuit board and the second single layer-printed circuit board; and
an adhesive layer between provided in the spacer between the first single-layer printed circuit board and the second single layer-printed circuit board.