PS2520 Series Specifications
4
Handheld and Benchtop Instruments Basic Service
Table 1: Operational Characteristics (Cont.)
Characteristic Description
Resolution
Voltage 10 mV (20 mV if rating voltage > 36 V)
Current 1 mA (2 mA if rating current > 3.5 A)
Overvoltage Protection 10 mV (20 mV if rating voltage > 36 V)
Program Accuracy
Voltage ≤0.05% + 25 mV (50 mV if rating voltage > 36 V)
Current ≤0.2% + 10 mA
Overvoltage Protection ≤2% + 0.6 V
Ripple and Noise 20 Hz to 20 MHz
Voltage Ripple 1 mV
RMS
(3 mV
p-p
)
Voltage Noise 2 mV
RMS
(30 mV
p-p
)
Current ≤3 mA
RMS
(≤5 mA
RMS
if rating current > 3.5 A)
Temperature Coefficient 0_ to 40_ C (32_ to 104_ F)
Voltage ≤100 ppm + 3 mV
Current ≤150 ppm + 3 mA
Readback Resolution
Voltage 10 mV (20 mV if rating voltage > 36 V)
Current 1 mA (2 mA if rating current > 3.5 A)
Readback Accuracy
Voltage ≤0.05% + 25 mV (50 mV if rating voltage > 36 V)
Current ≤0.2% + 10 mA
Response Time
10 to 90% (up) ≤100 ms
90 to10% (down) ≤100 ms (≥10% rating load)
Readback Temperature Coefficient
Voltage ≤100 ppm + 10 mV (20 mV if rating voltage > 36V)
Current ≤150 ppm + 10 mA
Drift
1
Voltage ≤0.03% + 6 mV
Current ≤0.1% + 6 mA
Series Tracking
Tracking Error Voltage ≤0.1% + 50 mV
Load Effect Voltage ≤50 mV
Source Effect Voltage ≤3 mV
1
Change in output over an 8 hour interval with a constant line voltage, load, and ambient temperature. Requires a 30
minute warm-up.