Agilent Technologies 4349B - Additional Error Due to the Voltage Source Noise; Current Measurement Additional Error (Measurement Time:10 Msec)

4349B
A
dditional
Error
Due
T
o
the
V
oltage
Source
Noise
In
the
case
of
capacitor
leakage
current
measurements
,
the
DC voltage
source noise
aects on
the
measurement
accuracy
.
The
additional
measurement error
due to
the DC
voltage source
noise
depends
on
the
DUT's
capacitance
C
x
and
resistance
R
x
.
Figure
8-2
to
Figure
8-5
show
estimations
of
the
additional
error
when
using the
DC voltage
source that
has the
following
specications:
External
DC
V
oltage
Source
P
erformance
Ripple
5

Vrms(@50
Hz)
Wide
band
nosie
1

Vrms/
p
H
z
(@50
Hz)
Switching
noise
10
mVrms(@100
Hz)
Figure
8-2.
Current
Measurement
A
dditional
Error
(Measurement
Time:10
msec)
General Information 8-9