JP2018037660A - 半導体素子およびこれを含む半導体素子パッケージ - Google Patents
半導体素子およびこれを含む半導体素子パッケージ Download PDFInfo
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- JP2018037660A JP2018037660A JP2017168498A JP2017168498A JP2018037660A JP 2018037660 A JP2018037660 A JP 2018037660A JP 2017168498 A JP2017168498 A JP 2017168498A JP 2017168498 A JP2017168498 A JP 2017168498A JP 2018037660 A JP2018037660 A JP 2018037660A
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Abstract
【解決手段】第1導電型半導体層124、第2導電型半導体層127、および前記第1導電型半導体層と第2導電型半導体層の間に配置される活性層126を含む半導体構造物120Aを含み、活性層は複数個の障壁層と井戸層を含み、第2導電型半導体層は第2−2導電型半導体層127b、および第2−2導電型半導体層上に配置される第2−1導電型半導体層127aを含み、障壁層、井戸層、第2−2導電型半導体層、および第2−1導電型半導体層はAlGaNを含み、第2−2導電型半導体層のアルミニウムの組成は井戸層のアルミニウムの組成より高く、第2−1導電型半導体層のアルミニウムの組成は井戸層のアルミニウムの組成より低い
【選択図】図1
Description
Claims (20)
- 第1導電型半導体層、
第2導電型半導体層、および
前記第1導電型半導体層と第2導電型半導体層の間に配置される活性層を含む半導体構造物を含み、
前記活性層は複数個の障壁層と井戸層を含み、
前記第2導電型半導体層は第2−2導電型半導体層、および前記第2−2導電型半導体層上に配置される第2−1導電型半導体層を含み、
前記障壁層、井戸層、第2−2導電型半導体層、および第2−1導電型半導体層はアルミニウムを含み、
前記第2−2導電型半導体層のアルミニウムの組成は前記井戸層のアルミニウムの組成より高く、
前記第2−1導電型半導体層のアルミニウムの組成は前記井戸層のアルミニウムの組成より低く、
前記第2−1導電型半導体層のアルミニウムの組成は前記活性層から遠くなるほど第1傾きに沿って減少し、
前記第2−2導電型半導体層のアルミニウムの組成は前記活性層から遠くなるほど第2傾きに沿って減少し、
前記第1傾きは前記第2傾きより大きい、半導体素子。 - 前記第2−1導電型半導体層のアルミニウムの組成は前記活性層から遠くなるほど小さくなる、請求項1に記載の半導体素子。
- 前記第2−2導電型半導体層のアルミニウムの組成は前記活性層から遠くなるほど小さくなる、請求項1に記載の半導体素子。
- 前記活性層紫外線波長帯の光を出射する、請求項1に記載の半導体素子。
- 前記第2−2導電型半導体層のアルミニウムの組成は40%より大きく、80%より小さい、請求項1に記載の半導体素子。
- 前記第2−2導電型半導体層の厚さは10nmより大きく、200nmより小さい、請求項5に記載の半導体素子。
- 前記第2−1導電型半導体層のアルミニウムの組成は1%より大きく、50%より小さい、請求項1に記載の半導体素子。
- 前記第2−1導電型半導体層の厚さは1nmより大きく、30nmより小さい、請求項1に記載の半導体素子。
- 前記第2−1導電型半導体層の厚さは前記第2−2導電型半導体層の厚さより小さい、請求項1に記載の半導体素子。
- 前記半導体構造物は前記第2導電型半導体層と活性層を貫通して前記第1導電型半導体層の一部の領域まで配置される複数個のリセスを含む、請求項1に記載の半導体素子。
- 前記複数個のリセスの内部に配置されて前記第1導電型半導体層と電気的に連結される連結電極を含む第1導電層を含む、請求項10に記載の半導体素子。
- 前記第1導電型半導体層と連結電極の間に配置される第1電極、および
前記第2−1導電型半導体層と電気的に連結される第2電極を含む、請求項11に記載の半導体素子。 - 前記第2−1導電型半導体層は前記第2電極と接触する表面層を含み、
前記表面層のアルミニウムの組成は1%〜20%である、請求項12に記載の半導体素子。 - 前記第2導電型半導体層上に配置される第3導電型半導体層を含み、
前記第3導電型半導体層のアルミニウムの組成は前記井戸層のアルミニウムの組成より低く、
前記第1、第3導電型半導体層はn型ドーパントを含み、
前記第2導電型半導体層はp型ドーパントを含む、請求項1に記載の半導体素子。 - 前記第3導電型半導体層のアルミニウムの組成は1%より大きく、60%より小さい、請求項14に記載の半導体素子。
- 前記第3導電型半導体層の厚さは10nmより小さい、請求項15に記載の半導体素子。
- 前記第2導電型半導体層と前記第2導電型半導体層のアルミニウムの組成は前記活性層から遠くなるほど低くなる、請求項16に記載の半導体素子。
- 前記第3導電型半導体層の厚さは前記第2導電型半導体層の厚さより小さい、請求項14に記載の半導体素子。
- 前記第3導電型半導体層と接触する第2電極を含み、
前記第2電極はITOを含む、請求項14に記載の半導体素子。 - 本体;および
前記本体に配置される請求項1〜請求項19のいずれか一項に記載された半導体素子を含む、半導体素子パッケージ。
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CN107799639A (zh) | 2018-03-13 |
US10340415B2 (en) | 2019-07-02 |
US10937923B2 (en) | 2021-03-02 |
CN114864772A (zh) | 2022-08-05 |
US20180069150A1 (en) | 2018-03-08 |
EP3291314B1 (en) | 2022-08-31 |
EP4102580A1 (en) | 2022-12-14 |
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US20190280154A1 (en) | 2019-09-12 |
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