Embedded Power for
Business-Critical Continuity
Rev. 04.13.06
LPS25 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, -20°C start up.
Storage temperature:
Electromagnetic
susceptibility:
Humidity:
Vibration:
MTBF demonstrated:
-40°C to +85°C
Designed to meet IEC 801, -2, -3, -4, -5, -6, Level 3
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
Ordering Information
Model
Number
Output
Voltage
Minimum
Load
0A
0A
0A
0A
Maximum Load
with Convection
Cooling
11A
5A
4A
2.5A
Peak Load 1
12A
5.4A
4.4A
2.75A
Regulation 2
±2%
±2%
±2%
±2%
Ripple P/P (PARD)3
50 mV
120 mV
150 mV
240 mV
LPS22(-T) 5V
LPS23(-T) 12V
LPS24(-T) 15V
LPS25(-T) 24V
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
40W
30 CFM Forced Air Cooling
30W
Output
Power
25W
(Watts)
20W
10W
0W
Natural
Convection
Cooling
20W
12.5W
0°C 10°C 20°C 30°C 40°C 50°C 60°C 70°C
TA – Ambient Temperature – °C
ASTEC [ Astec America, Inc ]
