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SFP1050-12BG AC-DC Front-End Data Sheet
12V Output, 1050 Watts
Input Specifications
Parameter
AC Input Voltage
Input Frequency
Hold-up Time
Input Current
Conditions/Description
Single-phase continuous input range.
AC input.
After last AC line peak at full power. At 115 VAC.
At full-rated load.
At 90 VAC.
Min.
90
47
20
Nom.
Max.
264
63
15
Units
VAC
Hz
ms
A rms
Inrush Surge Current
Power Factor
Excluding Xcap. Vin = 264 VAC. 25 oC
Per EN61000-3-2
> 0.95
25
A pk
W/VA
Output Specifications
Parameter
Efficiency
Conditions/Description
With Vin at 110VAC and 50% to 75% load on
Min.
87.0
Nom.
Max.
Units
%
NOTE: Internal fan is
V1.
considered part of the
load as it is driven from
the 12V output; Vaux load
is set to 0.5A for
efficiency measurements.
With Vin at 110VAC and 75% to 100% load on
V1.
With Vin at 220VAC and 50% to 75% load on
V1.
With Vin at 220VAC and 75% to 100% load on
85.0
88.0
89.0
%
%
%
V1.
Minimum Load
Minimum loading required to maintain
0
A
regulation.
Output Power
1050
W
Overshoot
Output voltage overshoot at turn-on. Overshoot
<5
%
lasts <5 ms.
Transient Response
Maximum recovery time to within 1% of initial
set point due to a 25% load change, 1A/μs.
12V output:
Standby output:
5
5
ms
ms
Maximum deviation:
12V output:
Standby output:
3
3
%
%
Turn-On Delay
with PS_ON signal
Time required for initial output voltage
stabilization after application of AC input or
1500
ms
ON/OFF signal.
Output Regulation
See Model Selection data on page 1.
BCD20031 Rev. AA, 22-Apr-09
Page 2 of 8
www.power-one.com
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