Keysight B1505A User’s Guide, Edition 12 3-55
Accessories
N1266A HVSMU Current Expander
Current expander for HVSMU. The N1266A is used to configure the high voltage
medium current unit (HVMCU) with the HVSMU module and two MC/HCSMU
modules as shown in Figure 3-19. The output can be selected from the HVSMU or
HVMCU.
Figure 3-19 To Configure HVMCU
Table 3-7 N1266A Status Indicator and Input-to-Output Connection Path
NOTE For the gate terminal of DUT, use MCSMU or HCSMU.
Status indicator
Input-to-output connection of output terminals
Low High
(off) GNDU Force and Sense Open
HVMCU HVMCU High
HVSMU HVSMU Force
HVSMU Force + Series resistor
N1266A HVSMU current expander
HVSMU
GNDU
V-control
I-control
Digital I/O Digital I/O
MC/HCSMU
MC/HCSMU
B1505A
HVSMU
GNDU
Low
DUT
Drain
Source
High
HVMCU
*1: N1261A-002/004 protection adapter is required for connecting prober.
Not requred for connecting N1258A, N1259A, N1259A-300, or N1265A.
N1261A-002
or 004(*1)
Open