Specifications

 Channel

 CH1:0 ～ 32 V,0 ～ 3.2 A

 CH2:0 ～ 32 V,0 ～ 3.2 A

 CH3:2.5/3.3/5.0 V,3.2 A

 Display

 SPD3303X-E：4.3 inch true color TFT-LCD 4 digits voltage 3 digits current

 SPD3303X：4.3 inch true color TFT-LCD 5 digits voltage 4 digits current

 Resolution

 SPD3303X-E：10 mV/10 mA

 SPD3303X：1 mV/1 mA

 Parallel Mode

 Line Regulation

 ≤ 0.01%+3 mV

 Load Regulation

 ≤ 0.01%+3 mV

 Constant Voltage Mode

 Line Regulation

 ≤ 0.01%+2 mV

 Load Regulation

 ≤ 0.01%+2 mV

 Ripple&Noise

 ≤ 300 μVrms

 Recovery Time

 ＜ 50 μs（50% load change， minimum load 0.5 A）

 Constant Current Mode

 Line Regulation

 ≤ 0.2%+3 mA

 Load Regulation

 ≤ 0.2%+3 mA

 Ripple&Noise

 ≤ 3 mArms

 Series Mode

 Line Regulation

 ≤ 0.01%+5 mV

 Load Regulation

 ≤ 300 mV

 Model

Channel output

 Display  

Resolution  

 Setting accuracy

Readback accuracy

 SPD3303X  

 CH1/CH2: output voltage 0~32 V

                  output current 0~3.2 A

 CH3: output voltage 2.5/3.3/5.0 V

        output current 0~3.2 A

 4.3 inch

 1 mV/1 mA

 voltage: ± (0.03% of reading + 10 mV);

current: ± (0.3% of reading + 10 mA)

voltage: ± (0.03% of reading + 10 mV);

current±(0.3% of reading + 10 mA)

 SPD3303X-E

 CH1/CH2: output voltage 0~32 V

                  output current 0~3.A

 CH3: output voltage 2.5/3.3/5.0 V

        output current 0~3.2 A

4.3 inch

 10 mV/10 mA

 voltage: ± (0.03% of reading + 10 mV);

current: ±(0.3% of reading + 10 mA)

voltage: ± (0.03% of reading + 10 mV);

current ± (0.3% of reading + 10 mA)