POWER-ONE SFP650

SFP650-12BG AC-DC Front-End Data Sheet
12V Output, 650 Watts
Features
 Ideal server form factor optimizes, space,
efficiency, and load variations
 High efficiency maximized between
30-80% load conditions
 Unconditionally stable under any load
condition
 Wide range DC-input model available
(SFD550-12BG)
 Wide input voltage range (90-264 VAC)
with PFC
 1U or 2U height configurations
 Active current share with ORing FET
 I2C interface status monitoring
 Standby voltage of 3.3 VDC @ 3 A
 Overtemperature, overload, and
overvoltage protection
 Status LEDs: AC OK, POWER GOOD,
PS FAIL
Applications
 Datacom
 Distributed power systems
Description
The SFP650-12BG is a 650-watt, power factor corrected (PFC) front-end which provides a 12 VDC output for
datacom and other distributed power applications. Its compact size enables mounting in both 1U and 2U height
racks. High efficiencies, advanced thermal management techniques, and an internal fan increase reliability over a
broad range of operating conditions. Internal ORing diodes facilitate use in hot-swap (plug)1, redundant
configurations.
Status is provided with front panel LEDs, logic signals, and via the I2C management interface bus.
The SFP650-12BG meets international safety requirements and is CE marked to the Low Voltage Directive (LVD).
Model Selection
Model
SFP650-12BG
Nominal
Output Voltage
(VDC)
Adjustment
Range (VDC)
Maximum
Output Current
(Amps)
Regulation
%
Ripple &
Noise @
20 MHz BW
(mV)
12
3.3 (Standby)
N/A
N/A
53.3
3
±3
±3
100
100
1
Proper hot-swap (plug) operation instruction: Power supply is not intended to be inserted into the system with AC
cord already applied. Alternatively, if there is an application where power supply insertion with AC cord is required;
PS_ON must be toggled or AC recycled after insertion into the system to reset the power supply.
BCD20033-G Rev.AB 31-Mar-09
Page 1 of 10
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SFP650-12BG AC-DC Front-End Data Sheet
12V Output, 650 Watts
Input Specifications
Max.
Units
AC Input Voltage
Parameter
Single-phase continuous input range.
Conditions/Description
90
264
VAC
Input Frequency
AC input.
47
63
Hz
Hold-up Time
After last AC line peak at full power.
At 115 VAC.
14
Input Current
At full-rated load.
Inrush Surge Current
Excluding Xcap. Vin = 264 VAC. 25 ºC
Power Factor
Per EN61000-3-2
Min.
Nom.
ms
At 90 VAC.
9
A rms
15
A pk
> 0.95
W/VA
Output Specifications
Parameter
Efficiency
NOTE: Internal fan is
considered part of the
load as it is driven from
the 12V output; Vaux load
is set to 0A for efficiency
measurements.
Minimum Load
Conditions/Description
Min.
Nom.
Max.
Units
With Vin at 115VAC and 50% to 75% load on
V1.
86.0
%
With Vin at 115VAC and 75% to 100% load on
V1.
86.0
%
With Vin at 230VAC and 50% to 75% load on
V1.
87.0
%
With Vin at 230VAC and 75% to 100% load on
V1.
89.0
%
0
A
Minimum loading required to maintain
regulation.
Output Power
Overshoot
Output voltage overshoot at turn-on.
Transient Response
Maximum recovery time to within 1% of initial
set point due to a 25% load change, 1A/µs.
12V output:
Standby output:
Maximum deviation:
12V output:
Standby output:
Turn-On Delay
with PS_ON signal
Time required for initial output voltage
stabilization after application of AC input or
ON/OFF signal.
Output Regulation
See Model Selection data on page 1.
BCD20033-G Rev.AB 31-Mar-09
Page 2 of 10
650
W
<5
%
5
5
ms
ms
3
3
%
%
1500
ms
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SFP650-12BG AC-DC Front-End Data Sheet
12V Output, 650 Watts
Interface Signals and Internal Protection1
Parameter
1
Conditions/Description
Min.
Nom.
Max.
Units
15
4.3
V
69.3
6
A
Overvoltage Protection
Latch-style overvoltage protection.
Overcurrent Protection
Current limit (Latching Mode).
12V output:
Standby output:
Short-Circuit
Protection
Latching Mode.
Overtemperature/
Fan Failure Warning
12V output will shut down in the event of an
overtemperature condition or blocked fan rotor.
OT setpoint is 62 ±3 ºC. Supply's fan and Vaux
are active. Power supply will recover when OT
condition is removed. Amber OT LED will turn
ON to indicate fault condition.
PS_KILL
Output enable. Pulled low on conjunction with PS_ON being pulled low allows V1 to be activated.
PSKILL will cause the PSU to latch off the 12V rail, the latch can be cleared by recycling PSON or
recycling the AC supply.
+12V Current Share
0 to 8V signal used for active current sharing.
Write Protect
For factory use only.
PS A0
I2C Address.
SDA
I2C Data line (3.3V).
SCL
I2C Clock line (3.3V).
Tach
Two pulses per fan revolution.
AC_OK/H
High signal indicates AC is within PSU limits.
Present/L
100 Ohm resistor internally connected to RTN allowing the PSU to be detected on insertion.
Alert/L
Low signal indicates PSU fan is running below speed or an overtemperature limit was exceeded.
PWROK/H
High signal indicates both outputs are within regulation limits.
56.0
3.2
Refer to product specification for internal pull up impedances and timing of these signals.
BCD20033-G Rev.AB 31-Mar-09
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SFP650-12BG AC-DC Front-End Data Sheet
12V Output, 650 Watts
I2C Bus Management Interface1
1
Static
Includes static information such as: part number and revision level, output rating, serial number,
date code, and manufacturing location.
Status (Logic 1 or 0)
AC Input OK.
DC Output OK.
Overtemperature.
Overcurrent.
Fan OK.
Overvoltage Alert
Undervoltage Alert
Real-Time Monitoring
Output voltage (main output). LSB = 20 mV
Output current (main output). LSB = 100 mA
2
Reference "I C Management Interface" and "EEPROM Table of Contents" documents for SFP650-12BG (consult factory).
Safety, Regulatory, and EMI Specifications
Parameter
Conditions/Description
Min.
Nom.
Agency Approvals
UL 60950-1, CSA C22.2 No. 60950-1, EN 60950-1 (TÜV), CE Mark for LVD.
Electromagnetic
Interference
FCC CFR title 47 Part 15
Sub-Part B,
EN55022/CISPR 22.
Harmonics
Conducted:
Radiated:
Max.
Units
A
A
Class
Per IEC61000-3-2.
A
Class
Voltage Fluctuation
and Flicker
Per IEC61000-3-3.
Pass
ESD Susceptibility
Per EN 61000-4-2, Level 4.,
Performance criteria A
Radiated
Susceptibility
±8
±15
.
kV
Per EN 61000-4-3, Level 3.,
Performance criteria A
10
.
V/M
EFT/Burst
Per EN 61000-4-4, Level 4.
Performance criteria A
±4
.
kV
Input Transient
Protection
Per EN 61000-4-5, Class 3.,
Performance criteria A
1
2
.
kV
RF Conducted
Disturbances
Per EN 61000-4-6, Level 2.,
Performance criteria A
3
.
V
Voltage Interruptions
Per EN 61000-4-11, performance criterion B 30%.
Per EN 61000-4-11, performance criterion C 60%.
Per EN 61000-4-11, performance criterion C 95%.
10
100
5
.
ms
ms
Sec
Voltage Sag
Immunity
Per SEMI F47-0999 > 100 VAC.
No output voltage interruption.
Leakage Current
Per EN60950.
BCD20033-G Rev.AB 31-Mar-09
Contact Discharge:
Air Discharge:
Line-to-Line:
Line-to-Ground:
.
At 240 VAC:
Page 4 of 10
1.75
mA
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SFP650-12BG AC-DC Front-End Data Sheet
12V Output, 650 Watts
Environmental Specifications
Parameter
Conditions/Description
Altitude
Operating.
Non-Operating.
Operating
Temperature
Internal DC fan for cooling.
At 100% load:
Storage Temperature
Min.
Nom.
Max.
Units
10K
40K
ASL ft
ASL ft
0
50
ºC
-40
85
ºC
0.02
%/ºC
Temperature
Coefficient
0 ºC to 45 ºC (after 15-minute warm-up).
Relative Humidity
Non-condensing.
95
%RH
Shock
Operating: half-sine, 11 ms, 3-axis.
±10
Gpk
Vibration
Operating: swept sine 5-500 Hz.
2
Gpk
6.15
Grms
Max.
Units
Non-operating: random 10-2000 Hz.
Reliability
Parameter
MTBF
Conditions/Description
(Calculated) MILHDBK 217F Ground Benign.
Demonstrated.
Useful Life.
Min.
100 000
200 000
10
Nom.
hrs
hrs
yrs
LED Indicators
Indicatorr
LED Color
POWER GOOD
GREEN
AC OK
GREEN
PS FAIL
AMBER
BCD20033-G Rev.AB 31-Mar-09
Page 5 of 10
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SFP650-12BG AC-DC Front-End Data Sheet
12V Output, 650 Watts
Mechanical Drawings
Weight: 1.46 kg (3.22 lb)
BCD20033-G Rev.AB 31-Mar-09
Page 6 of 10
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SFP650-12BG AC-DC Front-End Data Sheet
12V Output, 650 Watts
Connector Information
Power Supply:
Input - IEC 320 input (Male) standard line cord connection
Output - P/N FCI 51721-10002406AA or equivalent
Mating Connections:
Input - IEC 320 output (Socket) Standard line cord (15A)
Output - P/N: FCI 51741-10002406CC
Input IEC Connector
Input
Chassis (Safety) Ground
Line 1 (Line)
Line 2 (Neutral)
BCD20033-G Rev.AB 31-Mar-09
Location
Ground
L
N
Page 7 of 10
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SFP650-12BG AC-DC Front-End Data Sheet
12V Output, 650 Watts
BCD20033-G Rev.AB 31-Mar-09
Page 8 of 10
www.power-one.com
SFP650-12BG AC-DC Front-End Data Sheet
12V Output, 650 Watts
BCD20033-G Rev.AB 31-Mar-09
Page 9 of 10
www.power-one.com
SFP650-12BG AC-DC Front-End Data Sheet
12V Output, 650 Watts
NUCLEAR AND MEDICAL APPLICATIONS - Power-One products are not designed, intended for use in, or authorized for use as critical
components in life support systems, equipment used in hazardous environments, or nuclear control systems without the express written consent
of the respective divisional president of Power-One, Inc.
TECHNICAL REVISIONS - The appearance of products, including safety agency certifications pictured on labels, may change depending on the
date manufactured. Specifications are subject to change without notice.
BCD20033-G Rev.AB 31-Mar-09
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