3.2 Input and Output Connectors
3
-
8
ZA 57630
3.2 Input and Output Connectors
The connector to use for measurement differs as follows depending on the measurement
mode setting.
Measurement mode
Connector to use
IMPD−EXT, IMPD−3T, G−PH :
L
CUR
/PORT2, H
POT
/PORT1
,
H
CUR
/OSC
IMPD−2T
:
PORT3
For the
L
CUR
/PORT2
,
H
POT
/PORT1
, and
H
CUR
/OSC
measurement connectors, the
specifications differ depending on the measurement mode. The
L
POT
measurement connector
is not connected (unconnected connector).
3.2.1 Measurement Connectors (Measurement Modes IMPD
−
EXT and G
−
PH)
■ Explanation of each connector
(Measurement mode: IMPD−EXT)
OSC
Outputs a signal to drive the DUT.
PORT1
Measures the voltage signal applied to the DUT.
PORT2
Measures the signal resulting from converting the current flowing to the
DUT to voltage.
(Measurement mode: G−PH)
OSC
Outputs a signal to drive the EUT.
PORT1
Measures the output signal of the EUT.
PORT2
Measures the input signal of the EUT
.
Figure 3-3
Functions of Measurement Connectors (Measurement Modes IMPD−EXT and
G−PH)
■ Specifications of each connector
The major specifications of the measurement connectors are as follows. The specifications are
common in the IMPD−EXT and G−PH measurement modes.
PORT1, PORT2
Connector
: BNC connector
Input voltage
: Max. 7 Vrms (±11 V)
Input Impedance
: 1 MΩ ±2 %, 25 pF ±5 pF (PORT1) in parallel
1 MΩ ±2 %, 30 pF ±5 pF (PORT2) in parallel
PORT2
PORT1
L
POT
OSC
50 Ω
~
DC BIAS
1
MΩ
1
MΩ
Содержание ZA57630
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