Embedded Power for
Business-Critical Continuity
LPS40 Series
40 Watts
Total Power:
Input Voltage:
# of Outputs:
40 - 55 Watts
85 - 264 VAC
120 - 300 VDC
Single
Rev. 7.8.09_4
LPS40 Series
of 3
Special Features
•
•
•
•
•
•
•
•
•
•
•
•
Universal input
3” x 5” footprint
Less than 1U high
Remote sense
Terminal block option (-T)
Built-in EMI filter
Low output ripple
Adjustable output
Overvoltage protection
Overload protection
110 KHz switching frequency
LPX40 enclosure kit available
Electrical Specifications
Input
Input range:
Frequency:
Inrush current:
Input current:
Efficiency:
EMI filter:
Safety ground
leakage current:
85 - 264 VAC; 120 - 300 VDC
47 - 440 Hz
< 18 A peak @ 115 VAC; < 36 A peak @ 230 VAC, cold start @ 25 °C
1 A max. (RMS) @ 115 VAC
70% typical at full load
FCC Class B conducted; CISPR 22 Class B conducted;
EN55022 Class B conducted; VDE 0878 PT3 class B conducted
< 0.5 mA @ 50/60 Hz, 264 VAC input
Output
Maximum power:
Adjustment range:
Hold-up time:
Overload protection:
40 W for convection; 55 W with 30CFM forced air
-5, +10% minimum
20 ms @ 40 W load, 115 VAC nominal line
Short circuit protection on all outputs
Case overload protected @ 110 -145% above peak rating
Safety
• UL
UL60950
E132002
• CSA
CSA 22.2-234 Level 3
LR53982C
• NEMKO EN 60950/EMKO-TUE
P94100375 (74-sec)203
• CB
Certificate and report
1119, 1125, 1126, 1127
• CE Mark (LVD)
Overvoltage protection: 5 V output; 5.7 to 6.7 VDC. Other outputs 10% to 25% above nominal
output
Remote sense:
Compensates for 0.5 V lead drop minimum
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 output 2.5% per degree from 50° to 70 °C, -20 °C start up.
Storage temperature:
-40 °C to +85 °C
Temperature coefficient: ± 0.4% per °C
Electromagnetic
Designed to meet IEC 801, -2, -3, -4, -5, -6, Level 3
susceptibility:
Humidity:
Vibration:
MTBF demonstrated:
Operating; non-condensing 5% to 95% RH
Three orthogonal axes, sweep at 1 oct/min, 5 min. dwell at four major resonances 0.75G peak 5Hz
to 500Hz, operational
> 550,000 hours at full load and 25 °C ambient conditions
Rev. 7.8.09_4
LPS40 Series
of 3
Ordering Information
Model Number
LPS41(-T)
LPS42(-T)
LPS43(-T)
LPS44(-T)
LPS45(-T)
LPS48(-T)
Output Minimum Maximum Load with
Voltage
Load
Convection Cooling
3.3 V
5 V
12 V
15 V
24 V
48 V
0A
0A
0A
0A
0A
0A
8 A
8 A
3.3 A
2.6 A
1.7 A
0.9 A
Maximum Load with
30CFM Forced Air
11 A
11 A
4.5 A
3.6 A
2.3 A
1.2 A
Peak Load 1 Regulation 2 Ripple P/P (PARD)3
12 A
12 A
5 A
4 A
2.5 A
1.3 A
± 2%
± 2%
± 2%
± 2%
± 2%
± 2%
50 mV
50 mV
120 mV
150mV
240mV
480 mV
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 in parallel with a 0.1 µF capacitor at rated line voltage and load ranges.
4. (-T) indicates Terminal Block option for input and output (instead of Molex type)
Power Derating Curve
55W
30 CFM Forced Air Cooling
40W
30W
Output
Power
(Watts)
20W
Natural
Convection
Cooling
27.5W
20W
10W
0W
0°C 10°C 20°C 30°C 40°C 50°C 60°C 70°C
TA – Ambient Temperature – °C
Embedded Power for
Business-Critical Continuity
Mechanical Drawing
0.22"
(5.6)
M1 GND
4.55"
(115.6)
5.00"
(127)
Americas
5810 Van Allen Way
Carlsbad, CA 92008
USA
Telephone: +1 760 930 4600
Facsimile: +1 760 930 0698
Rev. 7.8.09_4
LPS40 Series
3 of 3
SK201
M2
_
+
SK 2
3.00"
(76.2)
2.55"
(64.8)
3
1
Remote Sense
Connector
Voltage
Adj. Pot
Europe (UK)
SK 1
N
L
1
2
3
4
5
6
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)
0.15" (4)
DIA (4 places)
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
1.14"
(29)
techsupport.embeddedpower
@emerson.com
0.197"
(5)
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.
Pin Assignments
Connector
SK1-1
SK1-3
SK2-1
SK2- 2
SK2- 3
SK2-4
SK2-5
SK2-6
SK201-1
SK201-2
AC Input:
LPS41
Line
Neutral
+3.3V
+3.3V
+3.3V
Common
Common
Common
+Sense
-Sense
LPS42
Line
Neutral
+5V
+5V
+5V
Common
Common
Common
+Sense
-Sense
LPS43
Line
Neutral
+12V
+12V
+12V
Common
Common
Common
+Sense
-Sense
LPS44
Line
Neutral
+15V
+15V
+15V
Common
Common
Common
+Sense
-Sense
LPS45
Line
Neutral
+24V
+24V
+24V
Common
Common
Common
+Sense
-Sense
LPS48
Line
Neutral
+48V
+48V
+48V
Common
Common
Common
+Sense
-Sense
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
Molex 09-50-8031 (USA) Not required for (-T) option
09-91-0300 (UK)
PINS: 08-52-0113
DC Outputs: Molex 09-50-8061 (USA) Not required for (-T) option
09-91-0600 (UK)
PINS: 08-52-0113
Remote
Molex 22-01-2025
Sense:
PINS: 08-52-0123
Emerson Network Power Connector Kit #70-841-006, includes all of the above
1. Specifications subject to change without notice.
2. All dimensions in inches (mm), tolerance is ±0.02” (±0.5mm)
3. Mounting holes M1 and M2 should be grounded for EMI purposes.
4. Mounting hole M1 is safety ground connection.
5. Specifications are for convection rating at factory settings at 115 VAC input, 25°C unless otherwise stated.
6. Warranty: 2 year
7. Weight: 0.5 lbs/0.23kg
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