Embedded Power for
Business-Critical Continuity
LPS120 Series
120 Watts
Total Power:
Input Voltage:
# of Outputs:
80 - 130 Watts
85 - 264 VAC
Single
Rev. 09.15.09_12
LPS120 Series
1 of 3
Special Features
•
•
•
•
•
•
•
•
•
•
•
•
•
Active power factor correction
3” x 5” footprint
Less than 1U high
EN61000-3-2 compliant
Remote sense
Power fail and remote inhibit
Single wire current sharing
Adjustable main output
Built-in Class B EMI filter
Overvoltage protection
Overload protection
Thermal overload protection
5 V Standby output
and 12V Fan output
Electrical Specifications
Input
Input range:
Frequency:
Inrush current:
Efficiency:
EMI/RFI:
Power factor:
Safety ground
leakage current:
85 - 264 VAC ; 127 - 300VDC
47 - 440 Hz
40 A max., cold start @ 25 °C
80% typical at full load
FCC Class B conducted; CISPR22 Class B conducted; EN55022 Class B con-
ducted; VDE0878PT3 Class B conducted
0.99 typical
0.5 mA @ 50/60 Hz, 264 VAC input
Output
Maximum power:
Adjustment range:
Fan output:
Standby outputs:
80 W for convection ; 130 W with 30CFM forced air
± 5% minimum on the main outputs
12 V @ 500mA - 5%, +7%
5V @ 500mA ± 5%
Hold-up time:
20ms @ 125 W load, 120 VAC input
Overload protection:
Short circuit protection on all outputs. Case overload protected @
120 - 135% above rating
Overvoltage protection: 20 - 35% above nominal output
Remote sense:
Compensates for 0.5 V lead drop max. Will operate without remote sense
connected. Reverse connection protected.
Logical Control
Safety
TUV:
UL:
CSA
NEMKO:
AUSTEL:
CB:
CE:
60950
60950
60950
60950
60950
Certificate and report
Mark (LVD)
Power failure:
Remote inhibit:
Remote sense:
TTL logic signal goes high 100 - 500 msec after main output; it goes low at
least 4 msec before loss of regulation
Requires a contact closure to disable the outputs, except 5 V standby.
Compensates for 0.5 V lead drop min. Will operate without remote sense
connected. Reverse connection protected.
Embedded Power for
Business-Critical Continuity
Environmental Specifications
Operating temperature:
0° to 50 °C ambient derate each
Mechanical Drawing
output as 2.5% per degree from
50° to 70 °C. -20 °C start up
-40 °C to +85 °C
Designed to meet EN61000-4;
-2, -3, -4, -5, -6, -8, -11 Level 3
Operating; non-condensing
10% to 95% RH
IEC68-2-6 to the levels of
IEC721-3-2
> 550,000 hours at full load and
25 °C ambient conditions
3.00
(76.2)
2.55
(64.8)
Rev. 09.15.09_128
LPS120 Series
2 of 3
Storage temperature:
Electromagnetic
susceptibility:
Humidity:
Vibration:
MTBF demonstrated
SK1
P1
EARTH
0.15" DIA. 4 places
(4.0)
NEUTRAL
LIVE
4.55
(115.6)
5.00
(127.0)
V
Adjust
POT
SK3
1
5
6
10
2
SK2
1
M3.5 (2 places)
1.29
(32.8)
SK3
0.20" (5)
Embedded Power for
Business-Critical Continuity
Ordering Information
Model
Number
LPS121
LPS122
LPS123
LPS124
LPS125
LPS128
Output
Voltage
3.3 V
5 V
12 V
15 V
24 V
48 V
Minimum
Load
0 A
0 A
0 A
0 A
0 A
0 A
Maximum Load
with Convection
Cooling
21 A
16 A
6.7 A
5.3 A
3.4 A
1.7A
Maximum Load
with 30CFM
Peak Load Regulation
2
Forced Air
36 A
26 A
10.8 A
8.7 A
5.4 A
2.7 A
29 A
29 A
12.8 A
10.0 A
6.3 A
3.2 A
± 2%
± 2%
± 2%
± 2%
± 2%
± 2%
Ripple
P/P
(PARD)
3
50 mV
50 mV
120 mV
150 mV
240 mV
480 mV
Americas
5810 Van Allen Way
Carlsbad, CA 92008
USA
Telephone: +1 760 930 4600
Facsimile: +1 760 930 0698
Rev. 09.15.09_12
LPS120 Series
3 of 3
Europe (UK)
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-
age and load ranges.
4. When in parallel a 10% load is required for each power supply.
Waterfront Business Park
Merry Hill, Dudley
West Midlands, DY5 1LX
United Kingdom
Telephone: +44 (0) 1384 842 211
Facsimile: +44 (0) 1384 843 355
Asia (HK)
Pin Assignments
Connector
SK1
SK2
SK3
LPS120
Pin1
Pin3
TB-1
TB-2
Pin1
Pin2
Pin3
Pin4
Pin5
Pin6
Pin7
Pin8
Pin9
Pin10
Neutral
Line
COMMON
Main output
+V1 Remote sense
-V1 Remote sense
+Remote inhibit
-Remote inhibit
+Power fail
Common
SWP
+12V
12V common
+5V standby
14/F, Lu Plaza
2 Wing Yip Street
Kwun Tong, Kowloon
Hong Kong
Telephone: +852 2176 3333
Facsimile: +852 2176 3888
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.
AC Power
Connectivity
DC Power
Embedded Computing
Embedded Power
Monitoring
Outside Plant
Power Switching & Controls
Precision Cooling
Racks & Integrated Cabinets
Services
Surge Protection
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Emerson Network Power and the Emerson
Network Power logo are trademarks and
service marks of Emerson Electric Co.
©2009 Emerson Electric Co.
Mating Connectors
(SK1)AC Input:
(SK2)DC Output:
(SK3) Control Signals:
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
Emerson Network Power Connector Kit # 70-841-020, includes all of the above.
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
EMI purpose
4. Mounting MH1 is safety ground connection
5. Specifications are for convection rating at factory settings
at 115 VAC input 25 °C unless otherwise stated.
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
MCU
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