4

Product Specifications

Model

U2722A/U2723A

Number of outputs

3

Output ratings (at 0 °C to 50 °C)

Voltage

–20 V to 20 V

Current

–120 mA to 120 mA

Performance specification

U2722A/U2723A

Range

Resolution

Voltage programming

12 months (at 25 °C ± 3 °C), ±(% of output + offset)

±2 V

0.075% + 1.5 mV

0.1 mV

±20 V

0.05% + 10 mV

1 mV

Current programming

12 months (at 25 °C ± 3 °C), ±(% of output + offset)

±1 μA

0.085% + 0.85 nA

100 pA

±10 μA

0.085% + 8.5 nA

1 nA

±100 μA

0.075% + 75 nA

10 nA

±1 mA

0.075% + 750 nA

100 nA

±10 mA

0.075% + 7.5 μA

1 μA

±120 mA

0.1% + 100 μA

20 μA

Voltage readback

12 months (over USB with respect to the actual output at 25 °C ± 3 °C),

±(% of output + offset)

±2 V

0.075% + 1.5 mV

0.1 mV

±20 V

0.05% + 10 mV

1 mV

Current readback

12 months (over USB with respect to the actual output at 25 °C ± 3 °C),

±(% of output + offset)

±1 μA

0.085% + 0.85 nA

100 pA

±10 μA

0.085% + 8.5 nA

1 nA

±100 μA

0.075% + 75 nA

10 nA

±1 mA

0.075% + 750 nA

100 nA

±10 mA

0.075% + 7.5 μA

1 μA

±120 mA

0.1% + 100 μA

20 μA

1. Accuracy measurements are based on NPLC 10.