+1 vote
in Linear Integrated Circuits by (37.1k points)
Determine the formula for sheet resistance (Rs).

(a) R×L×W

(b) R×(L×ρ)/W

(c) R×(W/L)

(d) R×(W×ρ)/L

The question was asked in a job interview.

My question comes from Active and Passive Components of IC in section IC Fabrication of Linear Integrated Circuits

1 Answer

0 votes
by (39.8k points)
Accurate answer is (c) R×(W/L)

To make it clear: The formula for sheet resistance of a material of surface dimension L and W is

Rs = R×(W/L).

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