DC to DC Switch Power Supply 20A 90Watts for Automobile LED Electronic Signs
Features:
* To prevent car screen flower screen, the splash screen and two horizontal line design
* Input reverse connect protection
* High efficiency 94% & small size
* Low output ripple and noise
* Aluminum metal shell,natural cooling
* Through the EMC certification
* 2 years warranty
Applications:
This power supply suitable for automobile,ship,electric cars,new energy products,LED electronic signs,car audio,and other energy-saving appliances stable power supply use.
Specifications:
|
Switching power supply |
NHD-100-4.5-E |
|
|
OUTPUT |
DC Voltage |
4.5V |
|
Current Range |
0~20A |
|
|
Rated Current |
20A |
|
|
Rated Power |
90W |
|
|
Ripple & Noise(max.) |
<100mVp-p |
|
|
Voltage set point accuracy |
+/- 3.0%Vo max |
|
|
Over-current protection |
>120%io,hiccup |
|
|
Line Regulation |
0.2%Vo max |
|
|
Load Regulation |
0.2%Vo max |
|
|
Short-circuit protection |
Hiccup |
|
|
Hold up time |
>8mS |
|
|
Overshoot and undershoot |
< +/- 5.0% |
|
|
INPUT |
Voltage Range |
DC9-36V |
|
Frequency Range |
BW=20MHz |
|
|
Efficiency(Typ.) |
94% |
|
|
DC Current |
<2.9A |
|
|
Inrush Current(Typ.) |
100A at DC Cold start |
|
|
Leakage Current |
Input-Output< 0.2mA ; Input-PG:<0.3mA |
|
|
Environment |
MIBF |
>2 million hrs |
|
Temp.Coefficient |
< 0.02%/ |
|
|
Storage Temperature range |
-55 ~ +115 |
|
|
Operaing board Temperature range |
-30 ~ +75 |
|
|
Safety |
Safety standards |
CE |
|
Withstand Voltage |
DC40V |
|
|
Others |
Dimension |
120*80*18mm (L*W*H) |
|
Packing |
0.45kg; 30pcs/15Kgs |
|
Competitive Advantage:
* Ultra-thin 18mm
* High efficiency up to 94%
* Low output ripple and noise
* Output over-current,short-circuit,over-load,over-voltage protection
* The two level output over voltage protection
* CE / ROHS / FCC approval
Company Advantage:
* High quality products
* Short lead time
* Professional R&D team
* Standardized production process
