General Information26
Table 1-2b. Supplemental Characteristics for Series 665xA1
Parameter Agilent Model Number
6651A 6652A 6653A 6654A 6655A
Output Programming Range (maximum programmable values)
Voltage: 8.190 V 20.475 V 35.831 V 61.425 V 122.85 V
Current: 51.188 A 25.594 A 15.356 A 9.214 A 4.095 A
Overvoltage Protection (OVP):
8.8 V 22.0 V 38.5 V 66.0 V 132.0 V
Average Resolution
Voltage: 2 mV 5 mV 10 mV 15 mV 30 mV
Current: 15 mA 7 mA 4 mA 2.5 mA 1 mA
Overvoltage Protection (OVP):
13 mV 30 mV 54 mV 93 mV 190 mV
Accuracy
Overvoltage Protection (OVP):* 160 mV 400 mV 700 mV 1.2 V 2.4 V
Analog Programming (VP):*
0.36% + 6 mV 15 mV 27 mV 45 mV 90 mV
Analog Programming (IP):*
7% + 75 mA 31 mA 16 mA 8 mA 5 mA
Current Monitor (+IM):*
7% + 730 mA 400 mA 120 mA 80 mA 75 mA
*Referenced to supply output
Drift Temperature Stability (following a 30-minute warmup, change in output over eight hours under constant line,
load, and ambient temperature)
Voltage: 0.02% + 0.4 mV 1 mV 2 mV 3 mV 6 mV
Current: 0.02% + 40 mA 15 mA 8 mA 5 mA 2.5 mA
Temperature Coefficients (change per °C)
Voltage: 60 ppm + 0.1 mV 0.2 mV 0.3 mV 0.5 mV 1.1 mV
+Current: 90 ppm + 1.4 mA 0.7 mA 0.3 mA 0.2 mA 0.2 mA
Voltage Readback: 60 ppm + 0.2 mV 0.5 mV 0.75 mV 1.3 mV 2.6 mV
+Current Readback: 90 ppm + 1.7 mA 0.9 mA 0.5 mA 0.3 mA 0.2 mA
-Current Readback: 105 ppm + 1.7 mA 0.9 mA 0.5 mA 0.3 mA 0.2 mA
Overvoltage Protection (OVP):
200 ppm + 1.6 mV 3.3 mV 5 mV 13 mV 24 mV
Analog Programming (VP):
60 ppm + 0.1 mV 0.25 mV 0.4 mV 0.7 mV 1.25 mV
Analog Programming (IP):
90 ppm + 1.4 mA 0.7 mA 0.3 mA 0.2 mA 0.15 mA
Current Monitor (+IM):
80 ppm + 1.4 mA 0.7 mA 0.3 mA 0.2 mA 0.15 mA
Maximum Input Power 1380 VA; 1100 W, 120 W with no load
Notes: 1For Performance Specifications, see Table 1-2a.