SDX-250-48 - 250W PS2 DC-DC ATX Power Supply
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Features- 2:1 input range
- input and output isolation
- Soft start function, low inrush current
- input over voltage and under voltage protection
- input polarity reverse protection
- Over load, over voltage & short circuit protection
- High current for main output
- +3.3V, +5V output remote sensing
- Meet to intel ATX 2.01 / 2.03
- FR4 glass epoxy double side circuit board, meet UL-94V0, which could work in an environment with high vibration
- Built-in long life ball bearing fan
- 100% 50°C burn-in test
Standards
  
Case Details
150 x 140 x 86mm
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General Specifications
| Input Voltage |
36V~72V (Typical 48V). |
| Input Current |
<11A@36V DC. |
| Over Load Protection |
Over 105% ~ 150% of rating, shutdown. |
| Short Circuit Protection |
Shutdown. |
| Input Protection |
CERAMIC FUSE,12A/250V |
| Input Voltage ProtectionShutdown |
Under Voltage Protection：<32V~36V，Over Voltage Protection：>72V~78V. |
| Rise time |
<20mS |
| TTL Signal |
Power Good Signal, PS-ON Input Signal. |
| Cooling |
A 36CFM (min.) DC Fan |
| Temperature |
Operating: 0~70°C; derating: 45°C ~70°C : 2.0%/°C. Storage: -10~+75°C |
| Humidity |
Operating: 20% ~ 85%; Storage: 10% ~ 95% (non condensing) |
| M.T.B.F. |
110K. |
| SAFETY |
UL 1950 3rd, CSA C22.2 No.60950 3rd, TUV EN 60950, IEC 60950,EMKO-TSE (74-SEC)207/94 Approved. |
| EMI |
EN 55022 CLASS B, FCC CFR 47 PART 15 CLASS B, CNS 13438 CLASS B. |
| EMS |
EN 55024 : EN 61000-4-2,3,4,5,6,8. |
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Output Data
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Voltage
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Min. Load
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Max. Load
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Regulation
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Ripple Noise (max)
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Efficiency (TYP)
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OVP
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+3.3V
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0.5A
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25A
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±5%
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50mV
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68%
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+3.8V~+4.6V
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+5V
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3A
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30A
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+5/-4%
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50mV
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68%
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+5.8V~+7.0V
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+12V
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1A
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12A
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±5%
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120mV
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68%
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+13.8V~+17.5V
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-5V
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0A
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0.5A
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±5%
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70mV
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68%
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-12V
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0A
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1A
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+10/-8%
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120mV
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68%
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+5Vsb
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0A
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1A
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±5%
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50mV
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68%
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