DP821A

DP821A Programmable DC Power Supply

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Product Description

DP821A is a dual channel programmable DC Power Supply with pure output ,excellent performance ,various analysis function and abundant connectivities wihch can meet different testing need.

Feature and Benefits:

  • 60V/1A||8V/10A，Dual Channel with Remote Sense
  • Low Ripple Noise: <350 uVrms/2mVpp
  • Excellent Linear Regulation Rate and Load Regulation Rate
  • Fast Transient Response Time: <50us
  • Standard OVP/OCP/OTP protection functions
  • Standard Timing function
  • Built in V,A,W measurements and waveform display
  • Support Output Delay, Analysis, Monitor, Preset functions
  • Independent control for each channel
  • 3.5 Inch TFT Display
  • Connectivity: USB Host& Device, LAN(LXI Core Device 2011), RS232,Digital IO,USB-GPIB(Opt.)

Advanced functions

Large screen display , novel and beautiful appearance
Large-screen-display-novel-and-beautiful-appearance

Abundant connectivity
Abundant-connectvity-

DP821A GUI
DP821A-GUI

LAN Setup
LAN-Setup

Output Delay
Output-Delay

Timing Output
Timing-Output

V/A/W Display
VAW-Display-

Output Analysis Function
Output-Analysis-Function

Monitor Setup
Monitor-Setup

Trigger In/Out
Trigger-InOut

Typical Applications

  • R&D Iab General purpose testing
  • Quality Assessment inspection
  • Bias power for RF/MW circuits
  • Automotive electronic test
  • Production testing
  • Device or circuit characterization and troubleshooting

Specifications

Model DP821A
Channels 2
8V/10A 60V/1A
DC Output (0℃ to 40℃)
Voltage 0～+8V 0～+60V
Current 0～10A 0～1A
OVP 0.1V～8.8V 0.1V～66V
OCP 0.1A～10.5A 0.1A～1.1A
Load Regulation Rate ±(Output Percentage + Offset)
Voltage <0.01%+2mV
Current <0.01%+250μA
Linear Regulation Rate ±(Output Percentage + Offset)
Voltage <0.01%+2mV
Current <0.01%+250μA
Ripples and Noise (20Hz to 20MHz)
Normal Mode Voltage <350μVrms/2mVpp
Normal Mode Current <2mArms
Annual Accuracy [1] (25℃±5℃) ±(Output Percentage + Offset)
Programming Voltage 8V/10A：<0.05%+10mV
60V/1A：<0.1%+25mV
Current 0.2%+10mA
Readback Voltage 8V/10A：0.05%+5mV
60V/1A：<0.1%+25mV
Current 0.15%+10mA
Resolution
Programming Voltage 8V/10A：1mV
60V/1A：10mV
Current 8V/10A：1mA
Readback 60V/1A：0.1mA
Voltage 60V/1A：1mV
8V/10A：1mV
Current 60V/1A：0.1mA
Display 8V/10A：1mA
Voltage 60V/1A：10mV
8V/10A：1mV
Current 60V/1A：0.1mA
8V/10A：1mA
Transient Response Time
Less than 50μs for output to recover to within 15mV following a change in output current from full load to half load or vice versa.
Command Processing Time [2]
<100ms
Temperature Coefficient per℃ (Output Percentage + Offset)
Voltage 0.01%+3mV
Current 0.02%+3mA
Stability [3] ±(Output Percentage + Offset)
Voltage 0.02% + 1mV
Current 0.1% + 1mA
Voltage Programming Control Speed (1% within the total variation range)
Rise Full Load CH1:<800ms
No Load CH2:<50ms
<30ms
Fall Full Load <50ms
CH1:<800ms
No Load CH2:<400ms
OVP/OCP
Accuracy ±(Output 0.5%+0.5V/0.5%+0.5A
Percentage + Offset)
Activation Time 1.5ms（OVP≥ 3V）
<10ms（OVP<3V and OCP）
Mechanical
Dimensions 239mm(W) x 157mm(H) x 418mm(D)
Weight 10kg
Power
AC Input 100Vac+10%，115Vac+10%，230Vac+10%（maximum 250VAC）
(50Hz to 60Hz)
I/O 1
USB Device 1
USB Host 1
LAN 1
RS232 1
Environment
Working Temperature Full Rated Value Output: 0℃ to 40℃
Under Relatively Higher Temperature: the output current decreases linearly to 50% at the
Cooling Method highest temperature 55℃ or the input fuse is broken.
Fan Cooling