Keysight Technologies B1505A User Manual page 121

Accessories
Figure 3-9 Connection Example for High Current Gate Charge Measurement
NOTE
For the high current gate charge measurement, connect the Selector Output Sense
High terminal on the fixture to the Selector Output Force High terminal on the
N1259A-014 adapter. Measurement may fail depending on the device
characteristics if it is connected to the Selector Output Sense High terminal.
Keysight B1505A User's Guide, Edition 12 3-25