Datasheet

Page 5
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Key Specifications
Electrical Specifications
Table 1.1 Electrical specifications
1
Parameter
U8031A U8032A
Total power output (W) 0 – 375 W
Voltage output (V)
Output Channel 1 & 2 (@ 0 to 40 °C)
0 to 30 V 0 to 60 V
Current output (A)
Output Channel 1 & 2 (@ 0 to 40 °C)
0 to 6 A 0 to 3 A
Number of outputs Three isolated outputs
– Two variable: CV and CC operation
– One fixed: CV operation only
5 V fixed output
2
Output Channel 3
– Voltage/Current output: 5 V, 3A
– Output accuracy: ≤ 5% or (5 V ± 0.25 V)
– Vrms: < 2 mVrms, or Vpp: < 50 mVpp
– Load and line regulation: ≤ 5 mV
– Overload condition: 3 A + 20% (typical)
Line & load regulation
(for variable output)
CV: < 0.01% + 2 mV
CC: < 0.02% + 2 mA
Ripple & noise
Based on calculation at temp 18 - 28 °C and
bandwidth at 20 Hz to 20 MHz
CV: ≤1 mV
rms
, 0.5 mV
rms
(typical)
or ≤ 10 mV
pp
, 5 mV
pp
(typical)
CC: ≤ 1 mA
rms
Load transient response time
Within 15 mV from full load to half load
and from half load to full load
< 50 us
Stability (output drift)
Following a 30-minute warm-up, with the output in the ON state
according to the operating mode (CC with load or CV), and with a
change in the output over 8 hours under constant load, line, and ambient
temperature.
Voltage: < 0.02%
Current: < 0.1%
Programming accuracy (23 °C ± 5 °C) CV: ≤ 0.25% + 15 mV
CC: ≤ 0.30% + 15 mA
Meter readback accuracy (23 °C ± 5 °C) CV: ≤ 0.25% + 10 mV
CC: ≤ 0.25% + 10 mA
Programming/meter resolution Voltage: 10 mV (4 digits)
Current: 10 mA (3 digits)
Maximum output float voltage ±240 V
dc
1. The specifications stated are based on a 1 hour warm-up period.
2. The specifications referenced in this row are for Output Channel 3 (5 V fixed output). All other specifications listed in this table are intended for Output
Channel 1 and 2, unless otherwise stated. .