Implementation of 4H-SiC Pin-Diodes as Nearly Linear Temperature Sensors up to 800 K towards SiC Multi-Sensor Integration

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Abstract:

The usability of 4H-SiC pin-diodes as nearly linear temperature sensors up to 800 K is demonstrated. Two sensor concepts were evaluated including the constant current forward bias (CCFB) concept and the integrated proportional to absolute temperature (PTAT) concept. The maximum sensitivity was 4.5 mV/K for the CCFB and an applied current density of 118 nA/cm2. Additionally, this device can be used for UV detection, too, demonstrating the feasibility of 4H-SiC multi-sensor integration.

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618-621

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May 2017

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© 2017 Trans Tech Publications Ltd. All Rights Reserved

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