高输出功率低温多薄膜晶体管增压转换器用于大面积传感器和执行器应用
Mauricio Velazquez Lopez1,2, Nikolas Papadopoulos1, Paoline Coulson3
1EPIC, Large Area Thin-film Transistor Electronics, imec, Leuven, Belgium.
概括
本研究介绍了用于薄膜晶体管 (TFT) 阵列的高功率增强转换器,从而实现大面积电子. 这些新型电源电路在消费电子和医疗保健领域的应用得到了显著的推进.
科学领域:
- 电子工程 电子工程
- 材料科学 材料科学 材料科学
- 电力电子 电力电子 电力电子
背景情况:
- 薄膜晶体管 (TFT) 技术对于大面积电子系统至关重要.
- 现有的研究已经忽视了TFT阵列的电力传输电路.
- 应用范围从消费电子设备到先进的医疗保健解决方案.
研究的目的:
- 调查高输出功率提升转换器的设计权衡.
- 专门用于低温多晶 (LTPS) 技术的增强转换器的特征.
- 为了使大面积的传感器和执行器阵列能够提供电力.
主要方法:
- 提升转换器电路的设计和模拟.
- 使用低温多晶 (LTPS) 技术进行制造.
- 输出功率和效率的实验性表征.
主要成果:
- 取得的输出功率范围从0.62到2.17瓦.
- 证明了47%至69.5%之间的效率.
- 输出功率比以前的TFT解决方案高出数量级.
结论:
- 开发的提升转换器适合为大面积的TFT传感器和执行器阵列提供动力.
- 这项工作为未来的TFT电力交付研究奠定了基础.
- 能够在实践中实现先进的大面积电子系统.
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