W&T 180W~450W P4 ATX
Feature
l Complies with ATX12V Version 1.3 V
l 115/230 Vac Switch Selectable
l Thermal Fan-speed Control
l With 120*120*25mmCooling fan
l Dimension 150(L)*140(W)*86(H)mm
Environmental
l Operating temperature 5 to 40
l Storage temperature -20 to 70
l MTBF >50¡¯000hrs at 80%load 25 ambient
EMI/RFI SAFETY
l FCC Part 15 Class B CISPR 22 Class B CE l UL TUV CB CSA
Electrical Specification
Input Output
l Input range 90V~132Vac or 180V~264Vac. Max. 180~450W
l Frequency 47~63Hz Hold up time >12ms at full load
l Input Current nominal line.
180~450W 10A/4A FOR 115/230Vac Rise time <20ms at full load nominal
l Efficiency 65% at full load nominal line. line.
l Inrush current The maximuminrush currentl Over voltage protection +3.3V +5V +12V.
shall be less than 60A peak from a cold start Over power protection 120-160%
at any line voltage Short circuit Latch Off.
Power good signal TTL compatible.
Output Output # I min I max. I peak REGULATION
+12 V 1 1A 12~20 14~20A +5V 4.75V~5.25V====¡À5%
+5 V 2 0.5A 16~30A +12V 11.4V~12.6V====¡À5%
+3.3 V 3 0.5A 12~28A -12V -10.8V~-13.2V====¡À10%
-12 V 4 0.0A 0.8A +3.3V 3.14V~3.47V====¡À5%
+5 VSB 5 0.0A 2A 2.5A +5VSB 4.75V~5.25V====¡À5%
+5V & +3.3V combined load 90 ~225W
+5V & +3.3V &+12Vcombined load 180 ~380W l RIPPLE&NOISE(mV)
Total power rating 200 ~400W +5V ----- 80mVp-p
+12V ----- 150mVp-p
-12V ----- 150mVp-p
+3.3V ----- 100mVp-p
+5VSB ----- 80mVp-p
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