Tektronix Keithley SourceMeter 2470 User Manual

Model 2470
High Voltage SourceMeter Instrument User's Manual Section 6: Measure I-
V characteristics of FETs
2470-900-01 Rev. B / August 2019 6-19
--########################## Model 2470 #2 (drain) setup ################
-- Set up the source function.
drain.smu.source.configlist.create("sweepVals")
drain.smu.source.func = drain.smu.FUNC_DC_VOLTAGE
drain.smu.source.autorange = drain.smu.ON
drain.smu.source.ilimit.level = drainIlimit
-- Set up the measure function.
drain.smu.measure.func = drain.smu.FUNC_DC_CURRENT
drain.smu.measure.autorange = drain.smu.OFF
drain.smu.terminals = drain.smu.TERMINALS_REAR
drain.smu.measure.range = drainIlimit
-- Set up TSP-Link triggering.
drain.tsplink.line[1].mode = drain.tsplink.MODE_SYNCHRONOUS_ACCEPTOR
drain.trigger.tsplinkout[1].stimulus = drain.trigger.EVENT_NOTIFY1
-- Populate the sweepVals source config list, with source levels
-- 0 V to 5 V in 100 mV steps.
for i = drainVstart, drainVstop, drainStepSize do
drain.smu.source.level = i
drain.smu.source.configlist.store("sweepVals")
end
local sweepPoints = (drainVstop - drainVstart) * (1 / drainStepSize) + 1
-- Set up the trigger model.
drain.trigger.model.setblock(1, drain.trigger.BLOCK_CONFIG_RECALL, "sweepVals")
drain.trigger.model.setblock(2, drain.trigger.BLOCK_SOURCE_OUTPUT, drain.smu.ON)
drain.trigger.model.setblock(3, drain.trigger.BLOCK_WAIT,
drain.trigger.EVENT_TSPLINK1)
drain.trigger.model.setblock(4, drain.trigger.BLOCK_DELAY_CONSTANT, 0.01)
drain.trigger.model.setblock(5, drain.trigger.BLOCK_MEASURE_DIGITIZE)
drain.trigger.model.setblock(6, drain.trigger.BLOCK_CONFIG_NEXT, "sweepVals")
drain.trigger.model.setblock(7, drain.trigger.BLOCK_BRANCH_COUNTER, sweepPoints, 4)
drain.trigger.model.setblock(8, drain.trigger.BLOCK_NOTIFY,
drain.trigger.EVENT_NOTIFY1)
drain.trigger.model.setblock(9, drain.trigger.BLOCK_BRANCH_COUNTER, stepPoints,3)
drain.trigger.model.setblock(10, drain.trigger.BLOCK_SOURCE_OUTPUT, drain.smu.OFF)
-- Start the trigger model for both SMUs and wait until it is complete
drain.trigger.model.initiate()
gate.trigger.model.initiate()
print("Test Running...")
waitcomplete()

Tektronix Keithley SourceMeter 2470 Specifications

General

Brand	Tektronix
Model	Keithley SourceMeter 2470
Category	Measuring Instruments
Language	English