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Section 6: Characterization of power discretes Model 2651A High Power System SourceMeter® Instrument User's Manual

-- Prepare the Gate SMU (26xxA) reading buffers

node[2].smua.nvbuffer1.clear()

node[2].smua.nvbuffer1.collectsourcevalues = 1

if node[2].smua.nvbuffer1.fillmode ~= nil then

node[2].smua.nvbuffer1.fillmode = node[2].smua.FILL_ONCE

end

node[2].smua.nvbuffer2.clear()

node[2].smua.nvbuffer2.collectsourcevalues = 1

if node[2].smua.nvbuffer1.fillmode ~= nil then

node[2].smua.nvbuffer1.fillmode = node[2].smua.FILL_ONCE

end

-- The SMUs are configured and ready to run the test

-- Outputs on

node[2].smua.source.output = node[2].smua.OUTPUT_ON

smua.source.output = smua.OUTPUT_ON

if errorqueue.count > 0 then

print("Errors were encountered")

reset()

return

end

-- Start the 26xxA trigger model

node[2].smua.trigger.initiate()

-- Start the 2651A trigger model

smua.trigger.initiate()

waitcomplete() -- Wait until the sweeps are complete

-- Outputs off

smua.source.output = smua.OUTPUT_OFF

node[2].smua.source.output = node[2].smua.OUTPUT_OFF

-- Return the data

PrintIVcurveData(gsteps, dsteps)

end

6-14 2651A-900-01 Rev. A / March 2011

Keithley 2651A User Manual

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