LPT40-M Datasheet, PDF (2/3 Pages) Astec America, Inc – 40 Watts

Embedded Power for
Business-Critical Continuity
Environmental Specifications
Operating temperature:
Electromagnetic
susceptibility:
Humidity:
0° to 50°C ambient derate each output at 2.5% per degree
from 50° to 70°C, -20°C start up.
Designed to meet IEC 801, -2, -3, -4, -5, -6, Level 3
Operating; non-condensing 5% to 95%
Vibration:
Storage temperature:
Three orthogonal axes, sweep at 1 oct/min, 5 min. dwell
at four major resonances 0.75G peak 5 Hz to 500 Hz,
operational
-40° to 85°C
Temperature coefficient: ±.04% per °C
MTBF demonstrated:
>550,000 hours at full load and 25°C ambient conditions
Ordering Information
Model
Number
LPT42-M
Output
Voltage
+5V
+12V
-12V
Minimum
Load
0.4A
0.2A
0A
Maximum Load
with Convnection
cooling
4A
2A
0.5A
Maximum Load
with 30CFM
Forced Air
5A
2.5A
0.7A
Peak Load¹
7A
4A
1A
Regulation²
±2%
±5%
±5%
Ripple P/P (PARD)³
50mV
120mV
120mV
LPT45-M
+5V
+15V
-15V
0.4A
0.2A
0A
4A
2A
0.5A
5A
7A
±2%
2.5A
3A
±5%
0.7A
1A
±5%
1. Peak current lasting <30 seconds with a maximum 10% duty cycle.
50mV
150mV
150mV
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. Minimum Loads are required.
Power Derating Curve
55W
40W
30 CFM Forced Air Cooling
Output ^30W
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
Rev. 04.13.06
LPT40 Series
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