中环科仪

DPS-3303/3305/3303K/3305K 模拟直流电源
Analog DC Power Supply
  • 双路可调,单路 5V/3A 固定输出

    Dual channel with single 5V/3A fixed outpu

  • 限流保护功能

    Current limit protection function

  • 恒压、恒流、低纹波噪声、低漂移

    Constant voltage, constant current, low ripple noise and low drift

  • 串联下正负电源输出

    Positive and negative power supply output in series

  • 内置散热器,内置温控风扇

    Built-in radiator, and temperature control fan

产品型号 Model DPS-3303 DPS-3305 DPS-3303K DPS-3305K
电压 Voltage 0~30V*2 0~30V*2 0~30V*2 0~30V*2
电流 Current 0~3A 0~5A 0~3A 0~5A
单一固定输出 Single Fixed Output 5V/3A 5V/3A 5V/3A 5V/3A
输出关断功能 Output shutdown function - -

主要技术指标 Main Specifications

输入电压 Voltage input AC 220V±10% 50Hz±2Hz
额定输出电压 Voltage output 0~30V
额定输出电流 Current output 3A/5A
工作模式 Work Pattern
两路独立输出+一路固定 5V/3A 输出 Two independent outputs + One way fixed output
串联 Series 0~60V/3A/5A
并联 Parallel 0~30V/6A/10A
稳压特性 Voltage Stabilization Characteristic
电源效应 Power effect ion CV≤0.01%+3mV CC≤0.2%+3mA
负载效应 Load effect I≤3A:CV≤0.01%+3mV CC≤0.2%+3mA
I>3A:CV≤0.02%+5mV CC≤0.2%+5mA
纹波与噪声 Ripple and noise I≤3A:CV≤1.0mVrms CC≤3mArms
I>3A:CV≤2.0mVrms CC≤6mArms
稳流特性 Current Stabilization Characteristic
电源效应 Power effect ion ≤0.2%+3mA
负载效应 Load effect ≤0.2%+3mA
纹波与噪声 Ripple and noise ≤3mArms
电源 Power Supply
AC 220V±10%(标准 standard)
AC 110V/220V±10%(可选 optional) 50Hz/60Hz
串并联模式 Series-parallel Mode
并联 Parallel 电源效应 Power effect ion:≤0.01%+3mV
负载效应 Load effect:≤0.01%+3mV(I≤3A)
≤0.02%+5mV(I>3A)
串联 Series 电源效应 Power effect ion:≤0.01%+5mV
负载效应 Load effect:≤300mV
从路误差 Flower error:≤0.5%+10mV(无负载,加载时需加上负载效 应≤300mV Without load, if with, Load effect:≤300mV should be counted in )
显示 Display
电压指示精度 Accuracy of voltage indication 三位 A/D 转换数字显示±(0.5%+2 个字) Three-digit A / D conversion digital display±(0.5%+2 digitals)
电流指示精度 Accuracy of current indication 三位 A/D 转换数字显示±(1%+2 个字) Three-digit A / D conversion digital display±(1%+2 digitals)
5 伏固定输出电源 5V Fixed Output Power
额定输出电压 Voltage output 5V±0.25V
最大额定输出电流 Max current output 3A
电源效应 Power effect ion ≤25mV
负载效应 Load effect ≤25mV
纹波与噪声 Ripple and noise ≤2.0mVrms
保护 Protection 电流限制及短路保护 Current limit and short circuit protection
使用环境 operational environment 0~+40°C
相对湿度 Relative humidity ≤80%
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