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3
1 TECHNICAL PARAMETER
1.1 Input voltage: 104~127V AC (60Hz), or 207~253V AC (50Hz)
1.2 Dual adjustable power supply
1.2.1 Line regulation: CV
≤
0.01%+2mv CC
≤
0.2%+2mA
1.2.2 Load regulation: CV
≤
0.01%+3mv(I
≤
3A) CC
≤
0.2%+3mA(I
≤
3A)
CV
≤
0.01%+5mv(I>3A) CC
≤
0.2%+5mA (I>3A)
1.2.3 Ripple and noise: CV
≤
0.5mVr.m.s(I
≤
3A) CC
≤
3mAr.m.s(I
≤
3A)
CV
≤
1.0mVr.m.s(I>3A) CC
≤
6mAr.m.s(I>3A)
1.2.4 Protection: constant current or short-circuit protection
1.2.5 Voltage indication accuracy: LED/LCD
±
1%+2digits analogue display 2.5%
1.2.6 Current indication accuracy: LED/LCD
±
2%+2digits analogue display 2.5%
1.3 Fixed output
1.3.1 Output voltage: 5V±2.5%
1.3.2 Output current: 3A
1.3.3 Line regulation: CV
≤
0.01%+1mv
1.3.4 Load regulation:
≤
0.1%
1.3.5 Ripple and noise:
≤
0.5mVr.m.s
1.3.6 Protection: current restricted and short-circuit protection
1.4 Environment: 0 ~ +40
℃
Relative humidity: <90%
