LPS128 Emerson Network Power, LPS128 Datasheet - Page 3

• Manufacturer Part Number: LPS128
• Description: POWER SUPPLY, SWITCH MODE, 48V
• Manufacturer: Emerson Network Power

Specifications of LPS128

• Power Supply Type: Open Frame
• Power Supply Output Type: Fixed
• No. Of Outputs: 1
• Output Voltage: 48V
• Output Current: 1.7A
• Power Rating: 120W
• Input Voltage: 85V AC To 264V AC / 127V DC To 300V DC
• Output Power Rating: 82 W
• Number Of Outputs: 1
• Output Voltage (channel 1): 48 V
• Output Current (channel 1): 1.7 A
• Mounting Style: Chassis
• Dimensions: 5 in L x 3 in W x 1.3 in H
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Ordering Information
1. Peak current lasting < 30 seconds with a maximum 10% duty cycle.
2. At 25 °C including initial tolerance, line voltage, load currents and output voltages adjusted to factory settings.
3. Peak-to-peak with 20 MHz bandwidth and 10 µF (tantalum capacitor) in parallel with a 0.1 µF capacitor at rated line volt-
4. When in parallel a 10% load is required for each power supply.
Notes:
1. Specifications subject to change without notice.
2. All dimensions in inches (mm), tolerance is ± .02”.
3. mounting holes MH1, MH2, MH3 should be grounded for
4. Mounting MH1 is safety ground connection
5. Specifications are for convection rating at factory settings
6. This power supply requires mounting on metal standoffs
0.20” (5m) in height.
7. Warranty: 2 year
8. Weight: 0.71 lb. / 0.32 kg
Pin Assignments
Connector
SK1
SK2
SK3
Mating Connectors
(SK1)AC Input:
(SK2)DC Output:
(SK3) Control Signals:
Emerson Network Power Connector Kit # 70-841-020, includes all of the above.
age and load ranges.
EMI purpose
at 115 VAC input 25 °C unless otherwise stated.
Number
LPS121
LPS122
LPS123
LPS124
LPS125
LPS128
Model
LPS120
Pin1
Pin3
TB-1
TB-2
Pin1
Pin2
Pin3
Pin4
Pin5
Pin6
Pin7
Pin8
Pin9
Pin10
Voltage
Output
Molex 09-50-8031 (connector) 08-52-0113 (pins)
Molex series 19141-0058/0063 Spade lug
Molex 90142-0010 (USA)
PINS: 90119-2110 or
Amp: 87977-3
PINS: 87309-8
3.3 V
Neutral
Line
COMMON
Main output
+V1 Remote sense
-V1 Remote sense
+Remote inhibit
-Remote inhibit
+Power fail
Common
SWP
+12V
12V common
+5V standby
12 V
15 V
24 V
48 V
5 V
Minimum
Load
0 A
0 A
0 A
0 A
0 A
0 A
with Convection
Maximum Load
Cooling
6.7 A
5.3 A
3.4 A
1.7A
21 A
16 A
Maximum Load
with 30CFM
Forced Air
10.8 A
8.7 A
5.4 A
2.7 A
36 A
26 A
Peak Load Regulation
12.8 A
10.0 A
6.3 A
3.2 A
29 A
29 A
± 2%
± 2%
± 2%
± 2%
± 2%
± 2%
2
(PARD)
120 mV
150 mV
240 mV
480 mV
Ripple
50 mV
50 mV
P/P
3
Americas
5810 Van Allen Way
Carlsbad, CA 92008
USA
Telephone: [phone]
Facsimile: [phone]
Europe (UK)
Waterfront Business Park
Merry Hill, Dudley
West Midlands, DY5 1LX
United Kingdom
Telephone: [phone]
Facsimile: [phone]
Asia (HK)
14/F, Lu Plaza
2 Wing Yip Street
Kwun Tong, Kowloon
Hong Kong
Telephone: [phone]
Facsimile: [phone]
For global contact, visit:
www.PowerConversion.com
techsupport.embeddedpower
@emerson.com
While every precaution has been taken to ensure
accuracy and completeness in this literature, Emerson
Network Power assumes no responsibility, and disclaims
all liability for damages resulting from use of this
information or for any errors or omissions.
Emerson Network Power.
The global leader in enabling
business-critical continuity.
Emerson Network Power and the Emerson
Network Power logo are trademarks and
service marks of Emerson Electric Co.
©2009 Emerson Electric Co.
EmersonNetworkPower.com
Embedded Power for
Business-Critical Continuity
AC Power
Connectivity
DC Power
Embedded Computing
Embedded Power
Monitoring
Outside Plant
Power Switching & Controls
Precision Cooling
Racks & Integrated Cabinets
Services
Surge Protection
Rev. 09.15.09_12
LPS120 Series
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