SECTION I Model 4145A
Table l-l. Wecifications (Sheet 2 of 8)
I
Current Range
I
Resolution
I
Accuracy
+lOOmA lOOnA
+lOmA
1 OpA
0.3%+(0.1+0.2*Vo/100)%
I
+1000l~A
I
II-IA
I
I
+1 OOuA
I
1 OOnA
I
I
*lOuA
I
1 OnA
I
111 0.5%+(0.1+0.2*Vo/100)%
111 1%+(0.1+0.2*Vo/100)%+5pA
Max. Voltage
2ov (>SOmA)
4ov (>2OmA)
1oov (62OmA)
Setting Resolution :
Voltage, 4*1/2 digits (1mV max.);
Current, 4 digits (1pA max.).
Measurement Resolution :
Voltage, 4*1/2 digits (1 mV max.);
Current, 4 digits (50fA max.).
Ranging :
Automatic.
Current/Voltage Limiting (Compliance) :
Current output from an SMU
operating as a voltage source and
voltage output from an SMU
operating as a current source can be
limited.
Compliance Range : Current, 50pA to maximum allowable output current of
each voltage range; Voltage, OV to maximum allowable
output voltage of each current range.
Accuracy: Current compliance, accuracy of current source+1 % of range +lOpA;
Voltage compliance, accuracy of voltage source.
Residual Resistance (Voltage Source/Current Measurement Mode) : 0.452.
Input Resistance (Current Source/Voltage Measurement Mode) : Z- 101k.
Capacitive Load : 6 1 OOOpF.
l-6