Junction Temperature
Application of Kalman filter to estimate junction temperature in IGBT power modules
... of junction temperature is vital for con- dition monitoring and prognostics of power converter since it can facilitate the identification of competing wear-out mecha- nisms ...increased temperature ...
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Estimation of Non-Reciprocal Behavior and Junction Temperature of an IC LED Driver by Thermal Impedance Matrix Measurement
... Good thermal management techniques are required to achieve everlasting device without exceeding the recommended maximum junction temperature [3, 4]. The miniaturization of the device causes the difficulty ...
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Damage evolution in Al wire bonds subjected to a junction temperature fluctuation of 30 K
... elongated grains with a high degree of misorienta- tion near the interface 25 relative to the direction of the applied stress, suggestive of an increased amount of stored energy. 33 The rearrangement or annihilation of ...
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Impact of the gate oxide reliability of SiC MOSFETs on the junction temperature estimation using temperature sensitive electrical parameters
... The stresses used are highly accelerated and may not be representative of real degradation during operation, however it is important to identify that in situations where there gate oxide is subjected to longer stresses ...
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NUMERICAL INVESTIGATION OF JUNCTION TEMPERATURE EFFECT ON DC PARAMETERS OF SILICON IMPATT DEVICE
... of junction temperature on electric field, avalanche width, breakdown voltage and efficiency based on a double iterative computer method developed on simultaneous numerical solution of Poisson’s equation, ...
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A High-Precision Adaptive Thermal Network Model for Monitoring the Junction Temperature of IGBTs
... to establish the accurate prediction of the IGBT transient junction temperature using the heat transfer. 129[r] ...
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Improved junction temperature measurement for high power LED
... causes junction temperature slightly ...each temperature. The relation between junction temperature with peak wavelength or forward voltage at 0% duty cycle is ...of junction ...
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Reliability Assessment and Thermal Consideration of a Step-down DC/DC Converter
... the junction temperature of power semiconductors – diodes and insulated-gate bipolar transistors (IGBTs) – is the most influential factor on the lifetime of power ...allowable junction ...
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Temperature regulations of pseudo noise generator based optical transmitter using airflow and heat sink profile
... device, junction temperature is the final temperature after that device became ...the temperature of PN based optical transmitter is regulated using heat sink and ...the junction ...
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Transient electrothermal simulation of power semiconductor devices
... ulation, the boundary conditions are arbitrary and are coupled to the electrical device/module behavior as well as the external circuit in which the device/module is inserted. One difference in treating the heat flow as ...
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In service diagnostics for wire bond lift off and solder fatigue of power semiconductor packages
... I GBT power modules have been reported as one of the most delicate components in power applications such as wind turbines and rail traction [1] where unpredicted failures, re- sulting from gradual degradation of the ...
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Thermal coupling analysis for a multi chip paralleled IGBT module in a doubly fed wind turbine power converter
... on junction temperature is glaringly ...improved junction temperature calculation model with added thermal coupling impedance is ...of junction temperature of chips in multi-chip ...
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Robust snubberless soft switching power converter using SiC power MOSFETs and bespoke thermal design
... Fig. 12 shows the simulated thermal map of the secondary side of the converter at the rated power (forced air) with an improved heat sink geometry which occupies the same volume than the previous one and weighs 68 g ...
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Fractional Models for Thermal Modeling and Temperature Estimation of a Transistor Junction
... transistor temperature junction using a measure of the dissipator temperature ...the junction temperature, and the dissipator temperature are characterized by two fractional ...
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An investigation of temperature sensitive electrical parameters for SiC power MOSFETs
... of junction temperature sensing without suffering the penalty of increased switching ...when junction temperature sensing becomes necessary, a higher gate resistance is used momentarily for ...
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Energy-Efficient Half Adder
... operating temperature in any device such as in digital circuits is called Junction ...effective temperature rise per unit power reduction is called Effective ...
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Built in reliability design of a high frequency SiC MOSFET power module
... According to these results, the best design is achieved when the base-plate is 2mm thick AlSiC-9 and the substrate is AlN-based with 0.635mm thick AlN tile (case A4). In this case, the highest junction ...
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Simulation of a new hybrid Si/SiC power device for harsh environment applications
... of temperature are made worse in power devices by self-heating, which can be viewed as the (in)ability of a material to remove any heat generated whilst it is ...the temperature of the electrically active ...
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Analysis of T Coefficients Using the Columnar Cylindrical Orientation of Solar Cell Grain
... the temperature dependence of solar cell ...by temperature, with the reverse saturation current followed by the series and shunt resistances being affected most significantly ...of temperature on ...
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Effect of Substrate Temperature on the Optical Properties of SnxSey/ZnO:Al P-N Junction Solar Cell
... The compound was ground in a porcelain motor, and placed in an evaporator boat in a vacuum chamber. Heat was supplied to the boat at a current of 3.5 A. Glass slides made measuring 150 mm × 400 mm were used as ...
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