Supports all ATX 2.01, ATX 2.03 & Intel P4 (12V) systems

Home > Product > Power Supplies > SFX-270A1  (Discontinued)



  • 270 watts
  • Dual Fan
  • Dual Rail 12V
  • Active PFC
  • Auto AC input switching
  • Dual use - 20pin or 24pin
  • S-ATA HD support
  • RoHS lead-free



> Features
Complies with SFX 12V V3.0
Active PFC with auto input voltage switching
High Reliability.
Capable to operate with no or minimum load.  Capable to start in low 0 degree C temperature.
Remote On/Off
Low Acoustic Noise with dual (2) ball bearing fans -- 1 front and 1 back
Fan Speed Control Function Inside
Dual 6cm fan, Active PFC Function
> Environmental
MTBF: 100,000 hours at Max. Load
> Electrical Specification
Input :
Input range: 90-264Vac auto range
Frequency: 47~63Hz
Input current: 6A
Efficiency: >65% @ Max. Load
EMI/RFI: FCC Part 15 Class B,
CISPR 22 CLASS B
Output :
Maximum Power: 270Watts
Holdup Time: >16mS @ Max.Load
Rise Time: 0.1mS ~ 20mS
Protection:
* Short-Circuit Protection -
 +5V,+12V1,+12V2,-12V &+3.3V will latch off,+5VSB will auto-recovery
* Over Voltage Protection -
     When output voltage exceeds threshold points, the output will latch and system shuts down.
* Over Power Protection -
     When total output power surges to 400w, the unit will shut down.
    
Power Good Signal:
TTL Compatible on delay 100mS to 500mS, off delay 1mS minimum
> SAFETY
UL/CUL, TUV, CE, CB, FCC, NEMKO

Dimensions: 4 7/8" (12.3cm) width x 2 7/16" (6.8cm) height x 5 1/8" (13cm) depth

VOLTAGE
+5V
+12V1
+12V2
+3.3V
-12V
+5Vsb
MAX.LOAD
20.0A
8.0A
15.0A
18A
0.3A
2.0A
MIN.LOAD
0.3A
1.0A
1.0A
0.5A
0A
0.1A
REGULATION
+- 5%
+- 5%
+- 5%
+- 5%
+- 10%
+- 5%
RIPPLE&NOISE(mV)
100
240
240
100
240
100
Total combined power on +3.3V & +5V rails are 105W maximum
Total combined power on +12V1 & +12V2  rails are 220W maximum
All specifications are subject to change without prior notice.


Cable Configuration

1 x 20/24 pin Main Connector
4 x 4pin Peripheral Connectors
1 x Floppy Connector
1 x S-ATA Power Connector









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