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BS IEC 60747-5-15:2022

BS IEC 60747-5-15:2022

$102.76

Semiconductor devices – Optoelectronic devices. Light emitting diodes. Test method of the flat-band voltage based on the electroreflectance spectroscopy

Published By Publication Date Number of Pages
BSI 2022 18
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PDF Catalog

PDF Pages PDF Title
2 undefined
4 CONTENTS
5 FOREWORD
7 1 Scope
2 Normative references
3 Terms, definitions and abbreviated terms
3.1 Terms and definitions
8 3.2 Abbreviated terms
4 Measuring methods
4.1 Basic requirements
4.1.1 Measuring conditions
4.1.2 Measuring instruments and equipment
4.2 Purpose
9 4.3 Measurement
4.3.1 Measurement setup
4.3.2 Measurement principle
Figures
Figure 1 ā€“ Schematic diagram of the ER setup
10 Figure 2 ā€“ Schematic illustration of the quantum welland the ER signal under different voltages
11 4.3.3 Measurement sequence
5 Test report
Figure 3 ā€“ Sequence of the measurement of the flat-band voltage
12 Annex A (informative)Test example
Figure A.1 ā€“ Ī”R/R versus wavelength at different bias voltages
13 Figure A.2 ā€“ ER peak as a function of reverse-bias voltage
14 Table A.1 ā€“ Summary of test report
15 Annex B (informative)Background information
Figure B.1 ā€“ Schematic illustration of polarizations in the InGaN/GaN materialsystem and resulting internal electric field
16 Bibliography

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BS IEC 60747-5-15:2022
$102.76