The Astec LPS250 Series provides 250 watts of single-output power with active power factor correction and IEC EN61000-3-2 compliance. It features remote sense, remote inhibit, power fail, DC power good, and single-wire current sharing, with optional top fan (-CF) or end fan (-CEF) covers.
The series operates from 85-264 VAC (120-300 VDC) input, with 75% typical efficiency and 0.99 power factor. Output voltages include 5V, 12V, 15V, and 24V models, each with 2:1 adjustment range. Supervisory outputs provide 5V@100mA and 12V@500mA. The units meet FCC/CISPR/EN55022 Class B EMI standards and carry VDE, UL, CSA, and NEMKO safety approvals.
| Total Power | 250 Watts |
|---|---|
| Input Voltage Range | 85-264 VAC / 120-300 VDC |
| Number of Outputs | Single |
| Operating Temperature | 0°C to 50°C ambient |
| Storage Temperature | -40°C to 85°C |
| MTBF | >550,000 hours at full load, 25°C |
| Efficiency | 75% typical at full load |
| Power Factor | 0.99 typical |
| Switching Frequency | 120 kHz |
| Overvoltage Protection (5V) | 5.7 to 6.7 VDC |
| Overload Protection | 110-145% above peak rating |
| Remote Sense Compensation | 0.5 V lead drop minimum |
| Hold-up Time | 20 ms at 250W load, 115 VAC |
| Supervisory Outputs | 5V@100mA, 12V@500mA |
| Weight | 2.6 lb / 1.19 kg |
| Safety Approvals | VDE 0805/EN60950, UL1950, CSA 22.2-234, NEMKO EN60950 |
| EMI Compliance | FCC/CISPR/EN55022 Class B |
The LPS250 series accepts 85-264 VAC or 120-300 VDC input.
Operating temperature is 0°C to 50°C ambient, with derating to 70°C.
It carries VDE 0805/EN60950, UL1950, CSA 22.2-234, and NEMKO EN60950 approvals.
Hold-up time is 20 ms at 250W load with 115 VAC nominal line.