User manual

2400 Series SourceMeter
®
User’s Manual Source-Measure Concepts 6-21
ally 0V at 50mA. Regardless of the load, current will never exceed the pro-
grammed compliance of 50mA.
Figure 6-13
V-Source operating examples
Current Limit
Load Line
Operating
Point
Voltage Source
Load Line
V-Source (V
S
)
I-Meter
(I
M
)
25mA
50mA
50V
2kΩ DUT Load Line (R)
I
M
= V
S
/ R
= 50V/2kΩ
= 25mA
A. Normal V-source operation
Current Limit
Load Line
Operating
Point
Voltage Source
Load Line
V-Source (V
S
)
I-Meter
(I
M
)
50mA
50V
V
S
= I
M
· R
= (50mA) (800Ω)
= 40V
B. V-Source in compliance
40V
800Ω DUT Load Line (R)