Keithley 6220 User Manual

List of Illustrations
1 Getting Started
Figure 1-1 Models 6220 and 6621 front panels .................................................................... 1-8
Figure 1-2 Model 622x rear panel ...................................................................................... 1-11
Figure 1-3 Menu editing keys ............................................................................................. 1-21
2 Output Connections
Figure 2-1 Triax connector and ground point ....................................................................... 2-2
Figure 2-2 LO and GUARD banana jacks ............................................................................ 2-3
Figure 2-3 INTERLOCK ...................................................................................................... 2-4
Figure 2-4 Output configurations – triax inner shield connected to Output Low ................ 2-6
Figure 2-5 Output configurations – triax inner shield connected to Cable Guard ............... 2-6
Figure 2-6 Unguarded triax cable – inner shield connected
to Output Low (see Figure 2-4) ................................................................... 2-10
Figure 2-7 Guarded triax cable – inner shield connected
to Cable Guard (see Figure 2-5A) ............................................................... 2-11
Figure 2-8 DUT mounting plate (unguarded and guarded) ................................................ 2-12
Figure 2-9 Using banana jack Guard to measure voltage ................................................... 2-13
Figure 2-10 Floating the Model 622x current source ........................................................... 2-14
Figure 2-11 Basic connections to DUT ................................................................................ 2-16
Figure 2-12 Noise shield ...................................................................................................... 2-17
Figure 2-13 Safety shield ...................................................................................................... 2-17
Figure 2-14 Cable Guard connections – triax inner shield connected to Cable Guard ........ 2-18
Figure 2-15 Connections for noise shield, safety shield, and guarding ................................ 2-18
Figure 2-16 Banana Jack Guard connections ....................................................................... 2-19
Figure 2-17 Floating current source connections ................................................................. 2-20
Figure 2-18 Custom-built test fixture .................................................................................. 2-21
3 DC Current Source Operation
Figure 3-1 Output boundaries (source and sink) .................................................................. 3-5
Figure 3-2 Source and compliance editing – Model 6220 ................................................. 3-10
Figure 3-3 Source and compliance editing – Model 6221 ................................................. 3-12
4 Sweeps
Figure 4-1 Comparison of sweep types ................................................................................ 4-3
Figure 4-2 Linear staircase sweep ........................................................................................ 4-4
Figure 4-3 Logarithmic staircase sweep (example 5-point sweep from 1mA to 10mA) ..... 4-5
Figure 4-4 Custom sweep example (1mA to 10mA, arbitrary steps) ................................... 4-7
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Keithley 6220 Specifications

General

Brand	Keithley
Model	6220
Category	Measuring Instruments
Language	English