Keithley Series 2600 User Manual

A-50
APPENDIX A
Scripts
end --if
if (l_vds_bias > 10) then --Coerce value
l_vds_bias = 10
end --if
--Data tables
local l_vgs = {} --Create data table for gate-source voltage
local l_id = {} --Create data table for drain-source current
local l_gfs = {} --Create data table for transconductance (gfs)
smua.reset() --Reset SMU
smub.reset() --Reset SMU
errorqueue.clear() --Clear the error queue
--Configure Collector/Emitter (SMUA) source and measure settings
smua.source.func = smua.OUTPUT_DCVOLTS
smua.source.autorangev = smua.AUTORANGE_ON --Enable source autorange
smua.source.levelv = 0
smua.source.limiti = l_icmpl
smua.measure.autorangei = smua.AUTORANGE_ON --Enable measure autorange
smua.measure.autozero = smua.AUTOZERO_AUTO
smua.measure.nplc = l_nplc --Measurement integration rate
smua.source.output = smua.OUTPUT_ON --Enable Output
--Configure Base (SMUB) source and measure settings
smub.source.func = smub.OUTPUT_DCVOLTS
smub.source.autorangev = smub.AUTORANGE_ON --Enable source autorange
smub.source.levelv = 0
smub.source.limiti = l_icmpl
smub.measure.autorangev = smub.AUTORANGE_ON --Enable measure autorange
smub.measure.autozero = smub.AUTOZERO_AUTO
smub.measure.nplc = l_nplc --Measurement integration rate
smub.source.output = smub.OUTPUT_ON --Enable Output
smua.source.levelv = l_vds_bias
--Execute sweep
for l_i = 1,l_vgssteps do
if (l_i == 1) then --Intialize start source value
l_vgssource_val = l_vgsstart
end --if
--delay(1)

Keithley Series 2600 Specifications

General

Model	Series 2600
Measurement Functions	Voltage, Current, Resistance, Power
Resolution	Up to 6.5 digits
Current Source Range	Up to 10A
Communication Interfaces	GPIB, USB
Applications	Semiconductor testing
Category	Source Measure Unit (SMU)
Channels	Single or Dual Channel (varies by model)