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Agilent E5250A User’s Guide, Edition 9 9-5
Executing Sample Programs
Vth and Capacitance Measurement Program
Vth Measurement Setup
Measurement setup of the E5250A and 4155/4156 for this program is as follows:
• E5250A/E5252A Setup:
• 4155/4156 Setup:
Below is summary of measurement setup saved in E5252.MES file. For details
of the setup data, GET the E5252.MES file using the 4155/4156 and refer to
the setup displayed on the 4155/4156 screen.
Channel/Source Setup:
User Function Setup:
Slot No Channels
1 10101, 10202, 10303, and 10404
2 not used.
3 not used.
4 not used.
SMU V NAME I NAME MODE FUNCTION
Source Setup
SMU1 Vd Id V CONST
5V
SMU2 Vg Ig V VAR1
0 to 5V, 50mV step
SMU3 Vs Is COMMON CONST
Common
SMU4 Vsb Isb V CONST
0V
NAME UNIT DEFINITION
SQRTId SQRT(Id)
GRAD DIFF(SQRTId,Vg)
VTH V @L1X
BETA @L1G^2