Embedded Power for
Business-Critical Continuity
Rev. 04.14.06
LPS40-M Series
2 of 3
Environmental Specifications
Operating temperature: 0° to 50°C ambient. Derate each output 2.5% per degree from
50° to 70°C
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
Operating; non-condensing 5% to 95% RH
Humidity:
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
Ordering Information
Maximum Load
Ripple P/P
Output Minimum Maximum Load with with 30CFM
Model
1
2
3
Number Voltage Load
Convection Cooling forced Air
Peak Load Regulation (PARD)
LPS42-M 5V
LPS43-M 12V
LPS44-M 15V
LPS45-M 24V
0A
0A
0A
0A
8A
11A
12A
5A
2%
2%
2%
2%
50 mV
3.3A
2.6A
1.6A
4.5A
3.6A
2.3A
120 mV
150mV
240mV
4A
2.5A
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.
Power Derating Curve
55W
30 CFM Forced Air Cooling
40W
30W
Output
Power
(Watts)
27.5W
20W
Natural
Convection
Cooling
20W
10W
0W
0°C 10°C 20°C 30°C 40°C 50°C 60°C 70°C
TA – Ambient Temperature – °C
ASTEC [ Astec America, Inc ]
