Perform an I-V test on a MOSFET
The fi rst time Clarius opens, the project tree is displayed and the
default
project is loaded. The next graphic shows the tests in
this project.
To work with a test:
1. Select
vds-id
(located under
4terminal-n-fet
).
Page 1: ...Model 4200A SCS Parameter Analyzer Quick Start Guide 4200A SCS PK1...
Page 2: ...otection for high transient overvoltages often associated with localAC mains connections Certain Keithley measuring instruments may be connected to mains These instruments will be marked as category I...
Page 3: ...RNING heading in the user documentation explains dangers that might result in personal injury or death Always read the associated information very carefully before performing the indicated procedure T...
Page 4: ...80 relative humidity non condensing Storage temperature 15 C to 60 C 5 F to 140 F 5 to 90 relative humidity non condensing Carefully consider and configure the appropriate output off state source lev...
Page 5: ...complete embedded computer with a Microsoft Windows operating system and mass storage When running a test sequence you can view results and plots for completed tests while the sequence is still runnin...
Page 6: ...signs of physical damage Report any damage to the shipping agent immediately The 4200A SCS is heavy and requires a two person lift since it weighs approximately 27 kilograms 60 pounds Do not lift the...
Page 7: ...xial cables two 4 236 ILC 3 safety interlock cable 5 4200 PA remote preamplifier 6 4200 TRX 2 ultra low noise triaxial cables two 7 CAP 31 protective caps with triaxial connectors two 4200A SCS PK1 Qu...
Page 8: ...instrument Important test system safety information This system contains instruments that can produce hazardous voltages It is the responsibility of the test system installer maintenance personnel an...
Page 9: ...l safety warnings provided with each of the instruments in your system If you need voltages greater than 40 V you must also connect the exterior of the test fixture enclosure to protective earth safet...
Page 10: ...d and SMU 200 V ranges are enabled Conversely the interlock circuit is open de asserted when the lid is open and the SMU 200 V ranges are disabled High voltage test fixtures require extra precaution t...
Page 11: ...discrete devices you need a test fixture that is equipped with 3 lug triaxial connectors The 8101 PIV test fixture that is included with the 4200A SCS PK1 allows the 4200A SCS to be connected to a dis...
Page 12: ...tlets When proper connections are made the instrument chassis is connected to power line ground through the ground wire in the power cord In addition a redundant protective earth connection is provide...
Page 13: ...ower on the 4200A SCS 1 Make sure the power is off The power switch on the front panel in the lower right corner is not lit when power is off 2 Plug the male end of the line cord into a properly groun...
Page 14: ...Configuration Navigator The left pane is the Configuration Navigator 4 Change the Powerline Frequency as needed 5 Select Save The default powerline frequency is set to 60 Hz If the setting is wrong th...
Page 15: ...Safety Connect I V test Introduction FAQs Next steps...
Page 16: ...Make connections for the I V test If you are using the supplied test fixture connect the MOSFET and test fixture as shown in this diagram...
Page 17: ...ier Triaxial Cables 2 Triaxial to triaxial cable that connects 4200 PA to a test fixture 3 4200 MTRX 1 Ultra low noise SMU triaxial cable mini triaxial connects 4200 SMU units to a test fixture 4 TG 4...
Page 18: ...on a MOSFET The first time Clarius opens the project tree is displayed and the default project is loaded The next graphic shows the tests in this project To work with a test 1 Select vds id located un...
Page 19: ...different gate voltages 2 V 3 V 4 V and 5 V SMU2 Perform a 51 point sweep of drain voltage 0 V to 5 V at each gate voltage A current measurement is made at each voltage sweep point 3 Change the setti...
Page 20: ...that test will run For example in the following graphic when you select only the vds id test will run In the following example only one test is run To run the vds id test 1 In the project tree select...
Page 21: ...steps To run a sequence of tests check the tests you want to run then check and select the device subsite or project item that contains the tests For example in the following graphic when you click a...
Page 22: ...can use the Analyze sheet which is similar to a Microsoft Excel spreadsheet and the graph To view vds id test results 1 Select Analyze 2 Select an icon next to View to choose the type of information...
Page 23: ...nding on your needs Note that the graph output is determined by the Graph Defaults setting in My Settings you can choose jpg or bmp format To save your test data 1 Select the Save Data button 2 On the...
Page 24: ...h Settings button To customize a graph 1 Select Graph Settings 2 To include a Legend and Title select those options from the Graph Settings menu 3 To use different colors for the graph series select G...
Page 25: ...Safety Connect I V test Introduction FAQs Next steps...
Page 26: ...the mini triaxial cable 4200A MTRX from the SMU What should I do The mini triaxial connector is a locking connector To remove it pull the knurled part of the connector back A configuration error has b...
Page 27: ...u with the instrument 4200A SCS User Manual Contains basic information about using the system plus application based examples that will help familiarize you with the instrument 4200A SCS Reference Man...
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