Organic thin film transistors;
Integrated circuit modeling;
Semiconductor device modeling;
Electron traps;
Computational modeling;
Mathematical models;
Organic semiconductors;
Ambipolar organic thin-film transistor (OTFT);
drain current model;
surface potential;
temperature characteristics;
trap states;
THIN-FILM TRANSISTORS;
FIELD-EFFECT MOBILITY;
TRANSPORT;
PHYSICS;
D O I:
10.1109/TED.2023.3264718
中图分类号:
TM [电工技术];
TN [电子技术、通信技术];
学科分类号:
0808 ;
0809 ;
摘要:
A surface-potential-based drain current model is presented for ambipolar organic thin-film transistors (OTFTs). First, following the multiple trapping and release (MTR) conduction mechanism, a drain current model is presented for unipolar OTFTs considering exponentially distributed trap state density in the energy gap of an organic semiconductor. Next, from the model for unipolar OTFTs, analyzing electrons or (and) holes in different regimes, the model for ambipolar OTFTs is presented. The presented model can describe the drain current by compact expressions and can estimate the trap states density. The model is verified by available experimental data considering temperature characteristics.
机构:
Univ South China, Sch Elect Engn, Hengyang 421001, Peoples R China
Peking Univ, Sch Elect & Comp Engn, Shenzhen Grad Sch, Shenzhen 518005, Peoples R China
Guangdong Univ Technol, Sch Automation, Guangzhou 510006, Peoples R ChinaUniv South China, Sch Elect Engn, Hengyang 421001, Peoples R China
He, Hongyu
Liu, Yuan
论文数: 0引用数: 0
h-index: 0
机构:
Guangdong Univ Technol, Sch Automation, Guangzhou 510006, Peoples R ChinaUniv South China, Sch Elect Engn, Hengyang 421001, Peoples R China
Liu, Yuan
Tan, Yuyu
论文数: 0引用数: 0
h-index: 0
机构:
Univ South China, Sch Elect Engn, Hengyang 421001, Peoples R ChinaUniv South China, Sch Elect Engn, Hengyang 421001, Peoples R China
Tan, Yuyu
Wang, Xinlin
论文数: 0引用数: 0
h-index: 0
机构:
Univ South China, Sch Elect Engn, Hengyang 421001, Peoples R ChinaUniv South China, Sch Elect Engn, Hengyang 421001, Peoples R China
Wang, Xinlin
Lin, Xinnan
论文数: 0引用数: 0
h-index: 0
机构:
Peking Univ, Sch Elect & Comp Engn, Shenzhen Grad Sch, Shenzhen 518005, Peoples R ChinaUniv South China, Sch Elect Engn, Hengyang 421001, Peoples R China
Lin, Xinnan
Zhang, Shengdong
论文数: 0引用数: 0
h-index: 0
机构:
Peking Univ, Sch Elect & Comp Engn, Shenzhen Grad Sch, Shenzhen 518005, Peoples R ChinaUniv South China, Sch Elect Engn, Hengyang 421001, Peoples R China