DS550-3 Emerson Network Power, DS550-3 Datasheet - Page 2

• Manufacturer Part Number: DS550-3
• Description: POWER SUP 12V 550W 1U X 2U X 11"
• Manufacturer: Emerson Network Power
• Series: DS550r

Specifications of DS550-3

• Voltage - Output: 12V
• Number Of Outputs: 1
• Power (watts): 550W
• Applications: Commercial
• Power Supply Type: Switching (Closed Frame)
• Voltage - Input: 90 ~ 264VAC
• Mounting Type: Chassis Mount
• 1st Output: 12 VDC @ 45A
• Size / Dimension: 11.05" L x 3.07" W x 1.57" H (280.7mm x 78mm x 39.9mm)
• Power (watts) - Rated: 540W
• Operating Temperature: -10°C ~ 50°C
• Efficiency: 84%
• Approvals: CB, CE, cUL, EN, NEMKO, UL
• Line Regulation: ±3%, ±4%, ±5%
• Load Regulation: ±3%, ±4%, ±5%
• Power Supply Output Type: Fixed
• No. Of Outputs: 1
• Output Voltage: 12V
• Output Current: 45A
• Power Rating: 550W
• Input Voltage: 90V AC To 264V AC
• Length: 305.6mm
• Width: 78mm
• Input Frequency: 47 to 63Hz
• Screening Level: Commercial
• Product Height (mm): 40mm
• Product Depth (mm): 78mm
• Operating Temperature Min Deg. C: -10C
• Operating Temperature Max Deg. C: 50C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• 3rd Output: -
• 2nd Output: -
• 4th Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Environmental Specifications
Operating temperature:
Storage temperature:
Altitude, operating:
Electromagnetic
susceptibility / Input transients:
RoHS & lead-free compliant (no tantalum caps)
Humidity:
Shock and vibration specificatons complies with Emerson Network Power Std. Specification, Q3205
MTBF (Demonstrated):
Logic Control
PS Inhibit:
PS_Status:
AC_Pfail:
Fan_Fault:
Tach_1:
Ordering Information
*Overcurrent latches off if overcurrent lasts over 1 second, otherwise it is auto recovery.
*For 5 Vsb, consult marketing.
DS450-3
DS550-3
Output
Voltage Set Point
Nominal Output
12.0 Vdc
12.0 Vdc
3.3 Vsb
3.3 Vsb
When supply is inserted into the system the pin is pulled LOW and power supply is ON after all other pins are
seated
I
due to -PS_ON, PS_KILL, or a fault, then P6 is high.
I
failure (AC missing or too low for power supply operation). If the supply is turned off due to -PS_ON, PS_KILL,
or a fault, then P7 remains high.
The PSU will provides an open collector Tach 1 output.
This signal is generated from the fan. The signal should generate 2 pulses per revolution. The logic in the
system will be operating at 3.3 V.
2
2
C port P6. When the power supply is on and running normal P6 is low. When the power supply is off, either
C port P7. P7 is high except when the power supply turns the main outputs, not +3.3 Vsb, off due to an AC
-10 °C to 50 °C
-40 °C to +70 °C
10,000 ft.
-EN61000-3-2, -3-3
-EN61000-4-2, 4.3, 4-4, -4-5, 4-11 Level
-EN55024:1998
20 to 90% RH, non-condensing
400K Hrs at full load, 40 °C
Tolerance
Set Point
± 0.2%
± 0.2%
± 1%
± 1%
Regulation
+5 / -3%
+5 / -4%
+5 / -3%
+5 / -4%
Total
Minimum
Current
0 A
0 A
0 A
0A
Maximum
Current
37.0 A
45.0 A
3.0 A
3.0 A
Output Ripple
120 mV
120 mV
60 mV
60 mV
Embedded Power for
Business-Critical Continuity
P/P
4.9 A Avg, 7 A max
4.9 A Avg, 7 A max
39.5 A - 44.4 A
48.0 A - 54.0 A
Overcurrent
Rev. 03.15.11_82
DS450/DS550
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