Keithley Series 2600 User Manual

A-26
APPENDIX A
Scripts
local l_ic = {} --Create data table for Ic
local l_ib = {} --Create data table for Ib
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_vce_bias
--Execute sweep
for l_vbe_i = 1,l_vbesteps do
if (l_vbe_i == 1) then --Intialize start source value
l_vbesource_val = l_vbestart
end --if
delay(0.01) --Delay
l_vbe[l_vbe_i] = smub.measure.v() --Measure Vbe
l_ib[l_vbe_i] = smub.measure.i() --Measure Ib
l_ic[l_vbe_i] = smua.measure.i() --Measure Ic
l_vbesource_val = l_vbesource_val + l_vbestep --Calculate new source value

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)