E-6 Applications Model 6220/6221 Reference Manual
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Figure E-4
BJT characterization test system
Figure E-5 shows an example of I-V curves acquired for four base current levels.
I
C
is the measured collector current, and V
CE
is the voltage at each sweep point.
Details on “Sweep” are provided in Section 4, and details on Triggering are pro-
vided in Section 8.
The same information for the Model 24xx SourceMeter is provided in the Model
2400 Series User’s Manual, which is available for download at www.keithley.com.
Figure E-5
BJT collector family curves
C
E
B
NPN
BJT
622x
I-Source
I-Meter
V-Source
24xx
SourceMeter
IC
VCE
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 - TestEquipmentDepot.com
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