277v led driver dimmable 12v 30w led power supply with UL certification

model

SMT-012-030VDH (1.0 version)

SMT-012-030VDHV2 (2.0 version)

SMT-024-030VDH (1.0 version)

SMT-024-030VDHV2 (2.0 version)

Output

DC Voltage

12V

24V

Rated Current

2.5A

1.25A

Rated Power

30W

30W

Voltage Tolerance

±0.5V

Voltage Regulation

±0.5%

Load Regulation

±1%

Input

Voltage Range

100-277VAC

Frequency Range

47-63Hz

Power Factor(Typ.)@ full load

0.99@120VAC  0.98@277VAC

0.99@120VAC  0.95@277VAC

THD（Typ.）@ full load

<20%

Efficiency（Typ.）@ full load

79% @120Vac   80%@277Vac  79%

79% @120Vac    80%@277Vac

AC Current（Max.）

0.5A@100Vac

Inrush Current （Typ.）

7A, 50%, 420us @120Vac     12A, 50%, 480us @277Vac

Leakage current

<0.50mA

Protection

Short Circuit

shut down o/p voltage, re-power on to recover after fault condition is removed

Over Loading

≤120% shut down o/p voltage, re-power on to recover after fault condition is removed

Over temperature

100℃±10℃ shut down o/p voltage, automatically recover after cooling.

Environment

Working TEMP.

-40～+60℃ (see below derating curve)

Working Humidity

20～90%RH, non-condensing

Storage TEMP. Humidity

-40～+80℃，10～95%RH

TEMP .coefficient

±0.03%/℃（0～50℃）

Vibration

10～500Hz, 5G 10min./1 cycle,period for 60min. each along X,Y,Z axes

Safety&EMC

Safety standards

UL8750+UL1310

Withstand voltage

I/P-O/P:1.88KVAC  

Isolation resistance

I/P-O/P:100MΩ/500VDC/25℃/70%RH

EMC EMISSION

FCC Part 15 B

Others

Weight

0.95Kg (1.0 version)  

Size

1.0 version: 165*92*26mm (L*W*H) / 2.0 version: 165*94.5*40mm (L*W*H)

packing

305*200*150mm / 10PCS/CTN

Notes

1. All parameters if NOT specially mentioned are measured at 120VAC input , rated load and 25℃of ambient temperature.

2. To extend the driver's using life ,please reduce the loading at lower input voltage.