This document describes the input range, frequency, efficiency, EMI filter, power factor, safety ground leakage current, maximum power, adjustment range, supervisory output, hold-up time, overload protection, logic control, remote on/off, DC-OK, remote sense, etc. of the ASTEC LPQ350 series.
The LPQ350 Series is a 350 W quad‑output power supply with active power‑factor correction, IEC‑EN61000‑3‑2 compliance, remote sense on the 1st and 4th outputs, and built‑in EMI filtering. It offers optional fan‑cooled covers and a range of supervisory outputs.
The unit operates from 85‑264 VAC or 120‑300 VDC, meets VDE, UL, CSA, CE and other safety certifications, and is rated for an MTBF of over 550,000 hours. Environmental limits include 0 °C to 50 °C operating temperature and –40 °C to 85 °C storage temperature. Technical support contacts for the Americas, Europe, and Asia are listed.
| Input voltage | 85‑264 VAC; 120‑300 VDC |
|---|---|
| Number of outputs | Quad (4) |
| Switching frequency | 135 kHz |
| Typical efficiency | 75 % at full load |
| MTBF | >550,000 hours at full load, 25 °C |
| Operating temperature | 0 °C to 50 °C ambient |
| Storage temperature | -40 °C to 85 °C |
| Supervisory outputs | 5 V and 12 V |
| Remote sense | Available on 1st and 4th output |
| Overload protection | Yes |
The LPQ350 accepts 85‑264 VAC or 120‑300 VDC input.
It provides four (quad) outputs.
The unit is rated for more than 550,000 hours of operation at full load and 25 °C ambient.