Taylor Expansion of Surface Potential in MOSFET: Application to Pao-Sah Integral

Figure 8

The transconductance from (39). (a) 𝑔_𝑚=𝑓(𝑉𝑔)(𝑉_𝑆=0 and 𝑉_𝐷=5 V), (b) 𝑔_𝑚=𝑓(𝑉_𝐷)(𝑉_𝑆=0 and 𝑉𝑔=5 V) (o) linear charge sheet model,. (c) normalized transconductance [𝐺(𝑖_𝐹),𝑖_𝐹] plots, parameters are 𝑁_𝐴=10¹⁷cm⁻³,𝑡_ox=10 nm and 𝑊/𝐿=10.