Apparatus and method for measuring operating temperatures of...

Thermal measuring and testing – Temperature measurement – By electrical or magnetic heat sensor

Reexamination Certificate

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Reexamination Certificate

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07121721

ABSTRACT:
An apparatus and a method for measuring operating temperatures Tjof a component, particularly transient temperatures Tjin the breakdown region of the component2during a breakdown operation, are provided. The component temperature Tjat a point of time tiis ascertainable from a measurement of the breakdown voltage Udand the breakdown current I of the component2at the specific point of time tiduring the breakdown operation using a measuring device, by comparing the measurement data to reference measurement data recorded in advance.

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Tailliet, F. et al., “Characterization of a N-P-N Structure under ESD Stress and Proposed Electrical Model,” IEEE Transactions on Electron Devices, IEEE Inc. New York, US, Bd. 37, No. 4, Apr. 1, 1990, pp. 1111-1120.
“Design '88-Optimized Sipmos Power Transistors,” Components, Siemens Aktiengesellschaft, München, Germany, Bd. 23, No. 4, Sep. 1, 1988, p. 170.

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