LPS43 Astec Power, LPS43 Datasheet - Page 2

• Manufacturer Part Number: LPS43
• Description: AC/DC Power Supply Single-OUT 12V 4.5A 55W 10-Pin
• Manufacturer: Astec Power

Specifications of LPS43

• Input Voltage: 85 to 264 V
• Output Voltage: 12 V
• Maximum Current Rating: 1(rms) A
• Maximum Output Current: 4.5 A
• Number Of Outputs: 1
• Maximum Output Power: 55 W
• Efficiency: 70(Typ) %
• Input Frequency: 47 to 440 Hz
• Operating Temperature: 0 to 50 °C

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:
Temperature coefficient: ± 0.4% per °C
Electromagnetic
susceptibility:
Humidity:
Vibration:
MTBF demonstrated:
(Watts)
Ordering Information
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)
Output
Power
Model Number
LPS41(-T)
LPS42(-T)
LPS43(-T)
LPS44(-T)
LPS45(-T)
LPS48(-T)
55W
40W
30W
10W
20W
0W
0°C
10°C 20°C 30°C 40°C 50°C 60°C 70°C
30 CFM Forced Air Cooling
Power Derating Curve
TA – Ambient Temperature – °C
Voltage
Output
Convection
3.3 V
12 V
15 V
24 V
48 V
Natural
Cooling
5 V
-40 °C to +85 °C
Designed to meet IEC 801, -2, -3, -4, -5, -6, Level 3
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
Minimum
Load
0A
0A
0A
0A
0A
0A
Maximum Load with
Convection Cooling
20W
27.5W
3.3 A
2.6 A
1.7 A
0.9 A
8 A
8 A
Maximum Load with
30CFM Forced Air
4.5 A
3.6 A
2.3 A
1.2 A
11 A
11 A
Peak Load 1 Regulation 2 Ripple P/P (PARD) 3
2.5 A
1.3 A
12 A
12 A
5 A
4 A
± 2%
± 2%
± 2%
± 2%
± 2%
± 2%
Embedded Power for
Business-Critical Continuity
120 mV
480 mV
150mV
240mV
50 mV
50 mV
Rev. 7.8.09_4
LPS40 Series
 of 3