Measuring shunt comprising protective frame
A high temperature sensor includes a substrate, at least two terminal contacts and at least one resistive structure, wherein the terminal contacts and the at least one resistive structure are disposed on a first side of the substrate, and at least one of the resistive structures is electrically contacted by the terminal contacts, wherein at least one electrode is disposed on each of the two terminal contacts next to the resistive structure on the first side of the substrate. The electrodes are electrically connected to the terminal contacts, respectively, or at least one electrode is disposed on at least one terminal contact next to the resistive structure on the first side of the substrate, wherein the electrode is designed in one piece with the resistive structure. The invention also relates to a high temperature sensor and a method for producing such a sensor.
1. A temperature sensor comprising a substrate, at least two terminal contacts and one or more resistive structures, the terminal contacts and the one or more resistive structures being disposed on a first side of the substrate, and at least one of the one or more resistive structures being directly electrically contacted by the terminal contacts, wherein a plurality of electrodes are disposed on the first side of the substrate next to the at least one of the one or more resistive structures, each of the respective terminal contacts being electrically connected to at least one of the plurality of electrodes.
2. The temperature sensor according to claim 1 , wherein the electrodes are designed in one piece with the at least one of the one or more resistive structures.
3. A temperature sensor comprising a substrate, at least two terminal contacts and one or more resistive structures, the terminal contacts and the one or more resistive structures being disposed on a first side of the substrate, and at least one of the one or more resistive structures being directly electrically contacted by the terminal contacts, wherein at least one electrode is disposed on the first side of the substrate next to the at least one of the one or more resistive structures, the electrode or the electrodes being electrically connected to at least one of the terminal contacts and designed in one piece with the at least one of the one or more resistive structures ( 1 , 11 ).
4. The temperature sensor according to claim 3 , wherein the terminal contact, to which the at least one electrode is connected, is a cathode.
5. A temperature sensor according to claim 1 , wherein at least one electrode frames at least one side of the at least one of the one or more resistive structures.
6. A temperature sensor according to claim 5 , wherein at least two sides of the at least one of the one or more resistive structures are framed by at least two electrodes.
7. A temperature sensor according to claim 6 , wherein two opposing sides of the at least one of the one or more resistive structures are framed by the at least two electrodes.
8. A temperature sensor according to claim 1 , wherein the substrate is a metal oxide, the metal oxide being coated.
9. A temperature sensor according to claim 1 , wherein the at least one of the one or more resistive structures is a meander-shaped linear structure, which is made of a metal.
10. A temperature sensor according to claim 9 , wherein the metal is platinum.
11. A temperature sensor according to claim 1 , wherein the at least one of the one or more resistive structures is covered with at least one dielectric layer.
12. A temperature sensor according to claim 11 , wherein the at least one dielectric layer is selected from the group consisting of a ceramic layer, a glass layer, or a glass ceramic layer.
13. A method for producing a temperature sensor according to claim 1 , in which at least one resistive structure is applied to a first side of a substrate, wherein a metallic coating, is applied to the substrate in such a way that the coating forms the at least one resistive structure, at least two terminal contacts and at least one electrode, so that the terminal contacts electrically contact the at least one resistive structure and electrically contact at least one electrode with at least one terminal contact.
14. A high temperature sensor chip, comprising a temperature sensor according to claim 1 .
15. The high temperature sensor chip according to claim 14 , wherein the terminal contacts of the temperature sensor are contacted with wires.
16. The high temperature sensor chip according to claim 14 , wherein the at least one of the one or more resistive structures is covered directly and over the entire surface area with
a ceramic intermediate layer or
a glass ceramic or
a glass layer ( 20 ).