Drift current practice problems
Refresh the page to get a new problem.

Read the Drift current class notes.

A piece of silicon is n-type with a uniform donor doping concentration of N_N = 3.0e+15 cm^-3.
The electron mobility is μ_n = 1.29e+3 cm²/V·s.
What are the conductivity and resistivity of this silicon?

You would like to make rectangular resistor with value R = 47 kΩ in this silicon.
The resistor's cross-sectional dimensions are: W = 7 μm and t = 1 μm.
What length should the resistor have?

Answers