6241A/6242 DC Voltage Current Source/Monitor Operation Manual
9.1.1 6241A Source and Measurement
9-5
Output noise: For voltage-source, within the range from no-load to maximum load
[Vp-p]
For current-source, at the following load resistance [Ap-p]
Switching noise:
Range Load resistance
Low frequency noise
High frequency
noise
DC to 100 Hz DC to 10 kHz DC to 20 MHz
Voltage-source 300 mV - 50 μV 200 μV3 mV
3 V - 50 μV 300 μV3 mV
30 V - 500 μV 2 mV 4 mV
Current-source 30 μA 10 kΩ 10 nA 60 nA 500 nA
300 μA 10 kΩ 30 nA 150 nA 600 nA
3 mA 1 kΩ 200 nA 2 μA6 μA
30 mA 1 kΩ 2 μA 15 μA20 μA
300 mA 1 kΩ 20 μA 100 μA150 μA
500 mA 1 kΩ 20 μA 100 μA150 μA
Typical value [p-p] Load resistance
Output ON /OFF noise Voltage-source 600 mV At 100 kΩ
Current-source 600 mV At 100 kΩ
Range switching noise Voltage-source 50 mV -
Current-source fast: 100 digits + 50 mV *5 -
Current-limiter slow: 300 digits + 50 mV *5
Voltage-limiter 50 mV *6 -
Voltage-mea-
surement
50 mV *6 -
Current-mea-
surement
50 mV *6 -
Response switching noise 80 mV
Power OFF noise 600 mV At 100 kΩ
*5: “digits” indicates current-source 4½ digit values. Double these values in the 500 mA range.
*6: Limiter is not in operation. While the limiter is enabled, it is the same as the current source
range switching noise.
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