Embedded Power for
Business-Critical Continuity

LPS40 Series

40 Watts

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

Total Power:

40-55 Watts

Input Voltage:

85-264 VAC
120-300 VDC

# of Outputs:

Single

Electrical Specifications

Safety

I
In

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Input range

85-264 VAC; 120-300 VDC

Frequency

47-440 Hz

Inrush current

<18A peak @ 115VAC; <36A peak @ 230VAC, cold start @ 25°C

Input current

1A max. (RMS) @ 115VAC

Efficiency

70% typical at full load

EMI filter

FCC Class B conducted; CISPR 22 Class B conducted;
EN55022 Class B conducted; VDE 0878 PT3 class B conducted

Safety ground
leakage current

<0.5 mA @ 50/60 Hz, 264 VAC input

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Maximum power

40W for convection; 55W with 30CFM forced air

Adjustment range

-5, +10% minimum

Hold-up time

20ms @ 40W load, 115VAC nominal line

Overload protection

Short circuit protection on all outputs
Case overload protected @ 110 -145% above peak rating

Overvoltage protection 5V output; 5.7 to 6.7VDC. 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

ULL

UL1950 E132002

CSA 22.2-234 Level 3
LR53982C

O EN 60950/EMKO-TUE

P94100375 (74-sec) 203

Certificate and report
1119, 1125, 1126, 1127

E M

arrk

k (LVD)

Rev. 04.13.06
LPS40 Series

1 of 3

RoHS

Embedded Power for
Business-Critical Continuity

Ordering Information

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LPS41(-T) 3.3V

11A

12A

±2%

50 mV

LPS42(-T) 5V

11A

12A

±2%

50 mV

LPS43(-T) 12V

3.3A

4.5A

±2%

120 mV

LPS44(-T) 15V

2.6A

3.6A

±2%

150mV

LPS45(-T) 24V

1.7A

2.3A

2.5A

±2%

240mV

LPS48(-T) 48V

0.9A

1.2A

1.3A

±2%

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 F in parallel with a 0.1 F capacitor at rated line voltage and

load ranges.

4. (-T) indicates Terminal Block option for input and output (instead of Molex type)

Rev. 04.13.06
LPS40 Series

2 of 3

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
susceptibility:

Designed to meet IEC 801, -2, -3, -4, -5, -6, Level 3

Humidity:

Operating; non-condensing 5% to 95% RH

Vibration:

Three orthogonal axes, sweep at 1 oct/min, 5 min. dwell at
four major resonances 0.75G peak 5Hz to 500Hz, operational

MTBF demonstrated:

>550,000 hours at full load and 25°C ambient conditions

Environmental Specifications

Power Derating Curve

Output

Power

(Watts)

0°C

10W

20W

30W

40W

10°C 20°C 30°C 40°C 50°C 60°C 70°C

TA Ambient Temperature °C

Natural

Convection

Cooling

20W

27.5W

55W

30 CFM Forced Air Cooling

Emerson Network Power and the Emerson
Network Power logo are trademarks and
service marks of Emerson Electric Co.
©2006 Emerson Electric Co.

Embedded Power for
Business-Critical Continuity

Emerson Network Power.
The global leader in enabling
business-critical continuity.

EmersonNetworkPower. com

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Site Monitoring and Services

Astec Power

5810 Van Allen Way
Carlsbad, CA 92008
USA
Telephone: +1 760 930 4600
Facsimile: +1 760 930 0698
Technical Support: +1 888 41 ASTEC
or +1 407 241 2752

Waterfront Business Park
Merry Hill, Dudley
West Midlands, DY5 1LX
United Kingdom
Telephone: +44 (0) 1384 842 211
Facsimile: +44 (0) 1384 843 355

Units 2111-2116, Level 21
Tower 1, Metroplaza
223, Hing Fong Road
Kwai Fong, New Territories
Hong Kong
Telephone: +852 2437 9662
Facsimile: +852 2402 4426

For global contact, visit:

www.astecpower.com
technicalsupport@astec.com

While every precaution has been taken to ensure
accuracy and completeness in this literature, Astec
Power assumes no responsibility, and disclaims
all liability for damages resulting from use of this
information or for any errors or omissions.

Printed in US A

Rev. 04.13.06
LPS40 Series

3 of 3

Mechanical Drawing

3.00"

(76.2)

2.55"

(64.8)

0.22"

(5.6)

1.14"

(29)

0.12"

(3)

4.55"

(115.6)

5.00"

(127)

SK 1

SK 2

1
2
3
4
5
6

0.15" (4)

DIA (4 places)

GND

Remote Sense

Connector

SK201

Voltage

Adj. Pot

Pin Assignments

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orr LLP

L
LP

SK1-1

Line

SK1-3

Neutral

SK2-1

+3.3V

+5V

+12V

+15V

+24V

+48V

SK2- 2

+3.3V

+5V

+12V

+15V

+24V

+48V

SK2- 3

+3.3V

+5V

+12V

+15V

+24V

+48V

SK2-4

Common Common Common Common Common Common

SK2-5

Common Common Common Common Common Common

SK2-6

Common Common Common Common Common Common

SK201-1

+Sense

SK201-2

-Sense

Mating Connectors

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Molex 09-50-8031 (USA) N

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orr ((--T

T)) o

pttiio

09-91-0300 (UK)
PINS: 08-52-0113

C O

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Molex 09-50-8061 (USA) N

ott rre

uiirre

d ffo

orr ((--T

T)) o

pttiio

09-91-0600 (UK)
PINS: 08-52-0113

otte

e S

nsse

e:: Molex 22-01-2025

PINS: 08-52-0123

Astec Connector Kit #70-841-006, includes all of the above

Specifications subject to change without notice.

All dimensions in inches (mm), tolerance is ±0.02" (±0.5mm)

Mounting holes M1 and M2 should be grounded for EMI purposes.

Mounting hole M1 is safety ground connection.

Specifications are for convection rating at factory settings at 115 VAC
input, 25°C unless otherwise stated.

Warranty: 1 year

Weight: 0.5lbs/0.23kg

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