12 volt pwm dimming led driver dimmable drivers for led lights

12 volt pwn dimming led driver dimmable drivers for led lights

Smarts' SMT-012-300VTH IS 300W Triac dimmable 100-277VAC constant voltage LED driver + PWM signal output.it'scompliance to worldwide safety regulations for lightings,compatible with Forward phase, Reverse phase, Triac, MLV, ELV Dimmers with 7 years warranty. 

  Specification     

                         

Model		SMT-012-300VTH		SMT-024-300VTH
Output	DC Voltage	12V		24V
	Voltage Tolerance	±0.5V
	Voltage Regulation	±0.5%
	Voltage Tolerance	±0.5V
	Load Regulation	±2% ±1%		±1%
	Rated current	25.0A		12.5A
	Rated power	300W
Input	Voltage Range	100-277VAC
	Frequency Range	47~63HZ
	Power Factor(Typ.)@ full load	0.98@120VAC  0.97@277VAC	0.98@120VAC  0.97@277VAC
	THD(Typ.)@ full load	<20%
	Inrush Current (Typ.)	20A, 50%, 1.4ms
	Full Load  Efficiency(Typ.)	>88%	>88%
	AC Current(Typ.)	3.4A@110VAC 1.76A 1.76A .A 1.74A
	Leakage current	<0.50mA
Protection	Short Circuit	shut down o/p voltage, re-power on to recover after fault condition is removed
	Over load	≤120% constant current limiting, auto-recovery
	Over temperature	100℃±10℃ shut down o/p voltage, automatically recover after cooling.
	Over Current	≤1.4*I out
Environment	Working TEMP.	-40~+60℃
	Working Humidity	20~90%RH,non-condensing
	Storage TEM.,Humidity	-40~+80℃,10~95%RH
	TEMP.coefficient	±0.03%/℃(0~50℃)
	Vibration	10~500Hz 2G 10min./1 cycle,period for 60min.each along X, Y,Z axes
Safety&EMC	Safety standards	UL8750
	Withstand voltage	I/P-O/P: 3.50KVAC
	Isolation resistance	I/P-O/P:100MΩ/500VDC/25℃/70%RH
	EMC EMISSION	Compliance to EN55015,EN61000-3-2 (≥50%load) / FCC Part 15 B
	EMC IMMUNITY	EN61000-4-2,3,4,5,6,11(Surge 4KV)
Others	Weight	1.9Kg
	Size	278*108*46mm (L*W*H)
	packaging	10PCS/CTN 385*335*200mm     20PCS/CTN
	Notes	1. If all dimmable LED drivers we ordered will provide more than 12 or 24 volts? As our some of LED lighting 's voltage is more than 24VDC a bit . Answer:  ±0.5% is the acceptable margin of error for both 12v dc and 24vdc led drivers.
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