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Accessory and Probe Installation
Connect Oscilloscope Probes to DUT Interface Module
Connect Probe for High-Side DUT Measurements
High-Side Gate Voltage
Keysight's Isolated Probe Unit is used for High-Side Gate Voltage, V
/ V
,
GS,H
GE,H
measurements only. Only Channel A is used at this time, the remaining channels
are reserved for future use. A standard 10:1 oscilloscope probe connects the
Isolated Probe Unit Channel 1 to the Keysight Interface Module.
Make certain that both Gate Voltage V
/V
and Use Isolated Probe Unit for
GS,H
CE,H
V
/V
are selected in the Settings > Hardware Configuration > Oscilloscope tab
GS,H
CE,H
are checked. Default condition is that these two are not checked.
High-Side Drain/Collector Current
For High-Side Drain or Collector current, I
/I
, measurements, a current
D,H
C,H
shunt is not available for the Keysight 62 mm Interface Modules. However, for
your custom Interface Modules you may design a place to install a shunt or a
small Rogowski coil current probe. This should be connected to Channel 7 on the
PD1550A oscilloscope.
Make certain that Output Current I
/I
is selected in the Settings > Hardware
D,H
C,H
Configuration > Oscilloscope tab are checked. Default condition is that this is not
checked.
72
Keysight PD1550A Installation Guide
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