User Manual

2
Specifi cations
Specifications
(at 0 ° to 55 °C unless otherwise
specified)
6651A 6652A 6653A 6654A 6655A
6651A-J05
Special order
option
Number of outputs 1 1 1 1 1 1
GPIB Yes Yes Yes Yes Yes Yes
Output ratings
Output voltage 0 to 8 V 0 to 20 V 0 to 35 V 0 to 60 V 0 to 120 V 10 V
Output current (40 °C) 0 to 50 A 0 to 25 A 0 to 15 A 0 to 9 A 0 to 4 A 50 A
Maximum current (50 °C/55 °C) 45 A/42.5 A 22.5 A/21.3 A 13.5 A/12.8 A 8.1 A/7.7 A 3.6 A/3.4 A 45 A/42.5 A
Programming accuracy (at 25 °C ± 5 °C)
Voltage 0.06% + 5 mV 10 mV 15 mV 26 mV 51 mV 6 mV
Current 0.15% + 60 mA 25 mA 13 mA 8 mA 4 mA 60 mA
Ripple and noise from 20 Hz to 20 MHz
Voltage rms 300 μV 300 μV 400 μV 500 μV 700 μV 300 μV
peak-to-peak 3 mV 3 mV 4 mV 5 mV 7 mV 3 mV
Current rms 25 mA 10 mA 5 mA 3 mA 2 mA 25 mA
Readback accuracy at 25 °C ± 5 °C
(percent of reading plus fi xed)
Voltage 0.07% + 6 mV 15 mV 25 mV 40 mV 80 mV 7.5 mV
+Current 0.15% + 67 mA 26 mA 15 mA 7 mA 3 mA 67 mA
–Current 0.35% + 100 mA 44 mA 24 mA 15 mA 7 mA 100 mA
Load regulation
Voltage 1 mV 2 mV 3 mV 4 mV 5 mV 1 mV
Current 2 mA 1 mA 0.5 mA 0.5 mA 0.5 mA 2 mA
Line regulation
Voltage 0.5 mV 0.5 mV 1 mV 1 mV 2 mV 0.5 mV
Current 2 mA 1 mA 0.75 mA 0.5 mA 0.5 mA 2 mA
Transient response time Less than 100 μs for the output voltage to recover to its previous level (within 0.1% of the
voltage rating of the supply or 20 mV, whichever is greater) following any step change in
load current of up to 50% of the output current rating of the supply
Supplemental characteristics
(Non-warranted characteristics
determined by design and useful in
applying the product)
6651A 6652A 6653A 6654A 6655A
6651A-J05
Special order
option
Average programming resolution
Voltage 2 mV 5 mV 10 mV 15 mV 30 mV 2.5 mV
Current 15 mA 7 mA 4 mA 2.5 mA 1.25 mA 15 mA
OVP 12 mV 30 mV 54 mV 93 mV 190 mV 16 mV
OVP accuracy 160 mV 400 mV 700 mV 1.2 V 2.4 V 200 mV