50W Single Output Switching Power Supply(SKS-50)  
Features:  
High efficiency, high reliability, low cost
AC input range selected by switch
Protections: Short circuit/ Over load
Cooling by free air convection
LED indicator for power on
Fixed switching frequency at 27KHz
1 year warranty
Dimensions: 159*97*38mm(L*W*H)


 
Data

   Short Form Datasheet
  CE Cerfiticate
 
SPECIFICATIONS  
   
INPUT  
Voltage Range 85¡«132 VAC/170¡«264VAC47¡«63 Hz£»selected by switch240¡«370VDC
AC Current 1.3A/115 V 0.65A/ 230 V
Efficiency 71%(SKS-50-5);   78%(SKS-50-12); 78%(SKS-50-15); 82%(SKS-50-24); 84%(SKS-50-48); 
Inrush Current Cold start18A/115V 36A/230V
Leakage Current £¼1 mA/240VAC
   
OUTPUT See Datasheet
   
PROTECTION  
Over Load 110%¡«160%
  Protection type: Fold back current limiting, recovers automatically after faultlt condition is removed
   
ENVIRONMENT  
Working Temp., Humidity -10¡æ¡«+60¡æ£»20%¡«90 %RH
Storage Temp., Humidity -20¡æ¡«+85¡æ£»10%¡«95 %RH
Vibration 10¡«500Hz£¬2G 10min./1cycle£¬period for 60min, each along X, Y, Z axes
   
SAFETY  
Withstand Voltage I/P-O/P:1.5KVAC  I/P-FG:1.5KVAC  O/P-FG:0.5KVAC
Isolation Resistance I/P-O/P, I/P-FG, O/P-FG:100M Ohms/500VDC
   
STANDARD  
Safety Standard Design refer to UL1012
EMC Standard Design refer to FCC Part15 J Conduction Class B
   
OTHERS  
Weight 0.51Kg
Packing 24pcs/13.1Kg/0.7CUFT
   
NOTE 1.All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25¡æ of ambient temperature.
  2.Ripple & noise are measured at 20MHz of bandwidth by using a 12¡åtwisted pair-wire terminated with a 0.1¦Ì &47¦Ì
   parallel capacitor.
  3.Tolerance: includes set up tolerance, line regulation and load regulation
   
OUTPUT  
Model SKS-50-5 SKS-50-12 SKS-50-15 SKS-50-24 SKS-50-48
DC Voltage 5V 12V 15V 24V 48V
Voltage Tolerance ¡À2% ¡À1% ¡À1% ¡À1% ¡À1%
Rated Current 10A 4.2A 3.4A 2.1A 1A
Current Range 0£­10A 0£­4.2A 0£­3.4A 0£­2.1A 0£­1A
Rated Power 50W 50.4W 51W 50.4W 48W
Ripple & Noise 75mVp-p 100 mVp-p 100 mVp-p 100 mVp-p 100 mVp-p
DC Adjustment Range -5%, +10% ¡À10% ¡À10% ¡À10% ¡À10%
Setup,Rise,Hold Time 200ms,100ms,20ms at full load