用户设备的射频功率放大器的摇篮到门的比较LCA
Benjamin Vanhouche1,2, Abhitosh Vais1, Lizzie Boakes1,3
1IMEC, Leuven, Belgium.
Nanotechnology
|November 7, 2025
概括
电信行业是电信行业中的一个.
科学领域:
- 半导体制造业 半导体制造业
- 生命周期评估 (LCA) 是一种生命周期评估.
- 电信技术 电信技术 电信技术 电信技术
背景情况:
- 电信业的快速增长推动了对先进功率放大器 (PA) 的需求.
- 对于PA,从转向III-V化合物半导体 (例如,GaAs,GaN) 引发了可持续性问题.
- 信息通信技术硬件生产涉及资源耗尽,浪费和高能耗.
研究的目的:
- 进行不同PA半导体技术对环境影响的比较生命周期评估 (LCA).
- 评估LCA以外的可持续性问题,包括资源稀缺性和经济可行性.
主要方法:
- 对45RFSOI,GaN-on-Si HEMT和GaAs HBT PA制造进行比较生命周期评估 (LCA).
- 环境影响分析:气候变化和资源枯竭.
- 探索更广泛的可持续性维度:资源稀缺,经济因素和社会影响.
主要成果:
- GaAs PAs对每平方厘米的环境影响显著更高 (1.6倍气候变化,470倍资源耗尽),而不是RFSOI和GaN-on-Si.
- 更大的影响与GaAs晶片制造和黄金利用有关.
- 在射频技术中使用关键材料带来了额外的可持续性挑战.
结论:
- 与RFSOI和GaN-on-Si.I相比,GaAs PA技术对环境造成了相当大的负担.
- 负责任的采购和减少对黄金等关键材料的依赖对于可持续的电信至关重要.
- 对PA的可持续半导体替代品进行进一步的研究是有必要的.
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