12 Sample
Vd/2 is necessary to compensate the secondary term of Vd in theory.
[X-Y Plot]
X axis: Gate voltage Vgate (LINEAR)
Y1 axis: Drain current Idrain (LINEAR)
Y2 axis: Transconductance gm (LINEAR)
Y3 axis: Drain current Idrain (LOG)
[Parameters Display Area]
Threshold voltage by extrapolation method Vth
Maximum gm value gmMax
Threshold voltage by constant current method Vth@Id
[Auto Analysis] set in Vth_gmMax and Id test definition
Line1: Tangent line for Y1 at gm=gmMax
[Auto Analysis] set after Vth_gmMax and Id test definition
Marker: Data point specified by Idrain=Id@Vth*Polarity
Agilent EasyEXPERT Application Library Reference, Edition 8
12-4
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