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250w Dimmable Led Driver 12v Led Driver Box High Power Led Driver

SMT-012-250VTH is triac dimmable led driver with 277v input voltage for digi key LED strip 12V. It is 12Vdc 250W led driver with UL listed 7 years warranty.
  • Brand:

    SMARTS
  • Item No.:

    SMT-012-250VTH
  • Input Voltage:

    100-277VAC
  • Output Voltage:

    12vdc
  • Output Current:

    20.83amp
  • Working Mode:

    constant voltage
  • Dimming mode:

    triac dimmable
  • Size:

    260*103*44.5m m
  • Certification:

    CE,UL, RoHS,FCC, Class p ,type HL
Products description
250w Dimmable Led Driver 12v Led Driver Box High Power Led Driver


SMT-012-250VTH is triac dimmable led driver with 277v input voltage for led lighting. It is 12Vdc 250W led driver with UL listed 7 years warranty. Its power factor is over than 98% and efficiency is higher than 87%.Performance is 2.03% higher than MOSO 250W dimming power supply


Model

SMT-012-250VTH

SMT-024-250VTH

Output

DC Voltage

12V

24V

Voltage Tolerance

±0.5V

Voltage Regulation

±0.5%

Voltage Tolerance

±0.5V

Load Regulation

±2%

±1%

±1%

 

Rated current

20.83A

10.41A

Rated power

250W

Input

Voltage Range

100-277VAC

Frequency Range

4763HZ

Power FactorTyp.@ full load

0.96@120VAC  0.97@277VAC

0.97@120VAC  0.95@277VAC

THDTyp.@ full load

<20%

Inrush Current Typ.

15A, 50%, 1.4ms

Full Load 

EfficiencyTyp.

>86%

>87%

AC CurrentTyp.

2.8A@110VAC /  1.13A@110VAC 1.76A

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

2090%RH,non-condensing

Storage TEM.,Humidity

-40+80℃1095%RH

TEMP.coefficient

±0.03%/℃050℃

Vibration

10500Hz 2G 10min./1 cycleperiod for 60min.each along X,Y,Z axes

 

 

 

Safety&EMC

Safety standards

UL8750

Withstand voltage

I/P-O/P:3.75KVAC  

Isolation resistance

I/P-O/P100MΩ/500VDC/25℃/70%RH

EMC EMISSION

Compliance to EN55015,EN61000-3-2 (50%load)

EMC IMMUNITY

EN61000-4-2,3,4,5,6,11Surge 4KV

Others

Weight

1.9Kg  

Size

278*108*46mm (L*W*H)

packaging

10PCS/CTN 385*335*200mm     20PCS/CTN

Notes

1. All parameters NOT specially mentioned are measured at 110V & 277VAC input , rated

  load and 25℃of ambient temperature.   

2..Tolerance:includes set us tolerance,line regulation and load regulation.   

  Label  
dimmable led driver 12v

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  Mechanical Specification  

277v Rohs UL approved led 12v 250w dc power supplies for led lights

Input:18AWG Black and White to be connected to AC L and N ,Green wire go ground,

Output: Red is(DIM+),Black is(DIM-)



  Problem analysis  


1.Question: can you please confirm lead time?

Answer: Lead time for sample order takes about 7 working days. It takes about 12-15 working days for production order. It depends on the quantities

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