Constant Voltage Led Driver, buy 400W Dimmable Constant Voltage Led Driver Universal for Large LED Billboard on China Suppliers Mobile

Product Details

Delivery Time:40 working days on payment
Certification:UL/CE/ROHS/FCC/SGS

400W Dimmable Constant Voltage Led Driver Universal for Large LED Billboard

Specifications

Input: 90 ~ 264 Vac; Output Power: 400W
Environment
Parameters	Min.	Typ.	Max.	Unit	Note
Working temperature	-25	65	85	° C	Test points: the cInput of the cover from the output port40mm
Storage temperature	-25	25	100	° C
Relative humidity	5		95	%	Non-condensing
Altitude	0		4000	m	Where the temperature derating300 0 ~ 4000m under the conditions of use, increased by 1 ℃ lower 200m
Cooling					Natural heat conduction
Input
Parameters	Min.	Typ.	Max.	Unit	Note
AC input voltage range	90	110/220	264	Vac
AC input voltage frequency	47	50/60	63	Hz
Power Factor	0.95				220 Vac loaded
Input surge current			60	A	220 Vac full load / cold
AC input format		Single-phase input			Support single phase
AC input format		L, N			Support single phase
Output
Parameters	Min.	Typ.	Max.	Unit	Note
Output voltage range	4.2	4.6	5	Vdc	Adjustable output voltage
Output voltage setting	4.55	4.6	4.65	Vdc
Output Current Range	0		80	A	The full input voltage range
Load Regulation			± 1	%	Rated input voltage, full load change
Regulation accuracy			± 5	%	The full input voltage range /full load output
Source regulation			± 0.5	%	Rated current output, the full voltage range
Noise + Ripple(peak to peak)			200	mV	Over the full input voltage and load range, and the output of the test in Canada and 0.1uF ceramic capacitor or a gold film capacitors and electrolytic capacitors 10uF each one, the oscilloscope bandwidth 20MHz
Other output characteristics
Parameters	Min.	Typ.	Max.	Unit	Note
Output Power			400	W
Output efficiency	86	89		%	220Vac input and output full, normal temperature test
Dynamic response overshoot			± 5	%	25% -50% -25% or 50% -75% -50%load change, current change rates 0.1A / us, cycle 4ms
Dynamic response overshoot			± 10	%	Output from no sudden 100%load, the output from full load to no-load, back and forth transition (transition time5ms, after the jump can be maintained for several cycles), the output of the oscillation, the output voltage measuring the output voltage waveform, the module should not appear10% overshoot does not exceed the value of the output voltage setting
Temperature Coefficient			± 0.02	% / ℃	Rated output voltage and output current, wide operating temperature
Power-output delay			2	S	220Vac at full load test
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