YUEQING CHANCE ELECTRIC CO.,LTD

Product name : S-300W
Item : 2014312104123
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  Details:
 
300W Single output switching power supply 12v 24v 48v 

Features :

 

 Universal AC input / Full range

• Protections:Short circuit/Over load/Over voltage
• Forced air cooling by built-in DC fan
• PWM control and regulated
• Built-in cooling Fan ON-OFF control
• 100% full load burn-in test
• Fixed switching frequency at 25KHz
• Low cost
• 2 years warranty

Model  S-300-5 S-300-7.5 S-300-12 S-300-13.5 S-300-15 S-300-24 S-300-27 S-300-48
Output DC Voltage 5V 7.5V 12V 13.5V 15V 24V 27V 48V
Rated Current 50A 40A 25A 22A 20A 12.5A 11A 6A
Current Range 0 ~ 30A 0 ~ 20A 0 ~ 12.5A 0 ~ 11.2A 0 ~ 10A 0 ~ 6.5A 0 ~ 5.6A 0 ~ 3.2A
Rated Power 250W 300W 300W 297W 300W 300W 297W 288W
Ripple & Noise (max.) Note.2 150mVp-p 150mVp-p 150mVp-p 150mVp-p 150mVp-p 150mVp-p 200mVp-p 240mVp-p
Voltage Adj. Range 4.5 ~ 5.5V 6~9V  10~13.2V 12 ~ 15V 13.5~18V 20~26.4V 26 ~ 32V 41 ~ 56V
Voltage Tolerance Note.3 ±2.0% ±2.0%   ±1.0% ±1.0% ±1.0% ±1.0% ±1.0% ±1.0%
Line Regulation ±0.5% ±0.5%   ±0.5% ±0.5% ±0.5% ±0.5% ±0.5% ±0.5%
Load Regulation ±1.0% ±1.0%   ±0.5% ±0.5% ±0.5% ±0.5% ±0.5% ±0.5%
Setup,Rise, Hold time 200ms, 50ms, 20ms at full load
Input Voltage Range 90 ~ 132VAC / 180 ~ 264VAC by switch          254 ~ 370VDC       
Frequency Range 47~63HZ
Efficiency(Typ.) 73% 76%  74% 79% 78% 81% 82% 83%
AC Current 6.5A/115VAC          4A/230VAC
Inrush Current (max.) 50A/115VAC          50A/230VAC
Leakage Current <3.5mA / 240VAC
Protection Over Load 105 ~ 150% rated output power
Protection type : Hiccup mode, recovers automatically after fault condition is removed
Over Voltage 5.75 ~ 6.75V 9.4 ~ 10.9V 13.8V~16.2V 15.5 ~ 18.2V 18V~21V 27.6V~32.4V 33.7 ~ 39.2V 57.6 ~ 67.2V
Protection type : Hiccup mode, recovers automatically after fault condition is removed
Function Fan on/ off Control   RTH3 ≥55°c FAN ON,  ≤45°c FAN OFF, ≥80°c output shutdown (5 ~ 7.5V)  
RTH3 ≥65°c FAN ON,  ≤55°c FAN OFF, ≥80°c output shutdown (12 ~ 15V)   
RTH3 ≥70°c FAN ON,  ≤60°c FAN OFF, ≥85°c output shutdown (24 ~ 48V)   
Environment Working Temperature -10 ~ +50°c (Refer to output load derating curve)
Working Humidity 20~90% RH  Non-condensing
Storage temp.& humidity -20~+85°C, 10~95%RH
Temp. coefficient ±0.03%/°C (0~50°C)
Vibration 10 ~ 500Hz, 2G 10min./1 cycle,60min.each along X,Y,Z axes

Safety &
EMC

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
Others MTBF 234.3K hrs min.      MIL-HDBK-217F ( 25°c )
Dimension 215*115*50mm (L*W*H)
Packing 1.07Kg; 12pcs/13.5Kg/0.92CUFT
Note

1. All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25°c of ambient temperature.
2. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.
3. Tolerance : includes set up tolerance, line regulation and load regulation.

 

  Dimension

 

 


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