Keithley 237

SECTION1
Getting
Started
1.1
0.2
Sweep Operation Example
-
Zener Diode Test
In
this test,
the
Source Measure Unit
will
be
used
to
source
V
and
measure
I.
A
linear staircase sweep from
-6V
to
-7V
in
lOOm
V
steps (see Figure
1-19)
will
be
used
+
~
8008
COIFONENT
TEST
FIXTURE
0
0
BINDING
POST
•(i)z(i)a(i)•(i)
AXIAL
KELVIN
CLIPS
~
IOIIIIIICQ.81n.)BPACN31
Figure
1-18.
Connections
for
Zener
Diode
Test
(Remote
Sensing)
Start=·
6.0V
Stop--7.0V
Step=0.1V
Delay
=
0.5
seconds
Bias=OV
_fg
0
-6.0
>
-6.5
to collect current measurements
in
the
breakdown
region
of
a 6.3V,
400m
W
zener
diode.
Connect the
Source
Measure Unit to the test fixture as
shown
in
Figure
1-16,
and
connect
the
zener
diode
as
shown
in
Figure
1-18.
Output
HI
Sense
HI
z
D
~
Sense LO
Output LO
2 3 4 5 6 7 8 9
10
11
Measure
Points
Figure
1-19.
Linear
Staircase
Sweep
for
Zener
Diode
Test
1-24
+