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enabling
innovative electronics
the set of measured (I
manner such that the DUT operates in saturation regime, and with the gate voltage values
satisfying the inequality V
≤
.
Figure 29. Linear and saturation TC curves and their interval of validity.
Mobility algorithm: optimisation flags
The optimisation flags of the mobility algorithms implemented in SuperFACT attempt to locate the
validity interval [V
V
Start,
End
Important: SuperFACT automatically excludes any I
Flag 0: None. No optimisation routine is enabled.
Note: The mobility will be calculated for each V
the voltage at which drain current I
calculating the figures of merit over data acquired when the transistor is operating in the
subthreshold region (OFF).
Flag 1: User. The User manually enter the validity interval [V
only over this interval. This option is useful when all working DUTs, on the substrates, show similar
transfer curves whose features are broadly known a priori.
Ossila Ltd
,V
) complying with the FET standard model, with V
DS,i
GS,i
≤ V
≤ V
, with V
Start
GS,i
End
] for each DUT automatically using the measured data (I
> V
GS,i
is 1% of its maximum I
DS
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> V
and
Start
Th
in compliance.
DS
(linear regime) or for V
DS
. These two conditions prevent
MAX
V
], and the mobility is calculated
Start,
End
chosen in a
DS
, or V
End
,V
) as input.
DS,i
GS,i
> V
, where V
is
GS,i
1%
1%
79
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